Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022 Original source: https://malvuln.com/advisory/44aba241dd3f0d156c6ed82a0ab3a9e1.txt Contact: malvuln13@gmail.com Media: twitter.com/malvuln Threat: Trojan-Ransom.Win32.Hive.bv Vulnerability: Arbitrary Code Execution Description: Hive Ransomware will load and execute arbitrary .EXE PE files if a third-party adversary or defender uses the vulnerable naming convention of "vssadmin.exe" or "wmic.exe" and the PE file is placed in the vacinity of Hive Ransomware when it is executed. Family: Hive Type: PE64 MD5: 44aba241dd3f0d156c6ed82a0ab3a9e1 Vuln ID: MVID-2022-0636 Disclosure: 09/06/2022 Exploit/PoC: 1) Compile to "vssadmin.exe" 2) Supplying Hive CL credentials e.g. -u : "vssadmin.c" #include "windows.h" #include "tlhelp32.h" #include "psapi.h" //Compiled x64 //By Malvuln - 2022 //Purpose: RCE PWN Hive Ransomware //MD5: 44aba241dd3f0d156c6ed82a0ab3a9e1 /** DISCLAIMER: Author is NOT responsible for any damages whatsoever by using this software or improper malware handling. By using this code you assume and accept all risk implied or otherwise. **/ DWORD getParentPID(DWORD pid){ HANDLE h32 = NULL; PROCESSENTRY32 pe = {0}; DWORD ppid = 0; pe.dwSize = sizeof(PROCESSENTRY32); h32 = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); if(Process32First(h32, &pe)){ do{ if (pe.th32ProcessID == pid){ ppid = pe.th32ParentProcessID; break; } } while( Process32Next(h32, &pe)); } CloseHandle(h32); return (ppid); } int main(void){ DWORD ppid = getParentPID(GetCurrentProcessId()); HANDLE handle = OpenProcess(PROCESS_TERMINATE, FALSE, ppid); if (NULL != handle) { TerminateProcess(handle, 0); CloseHandle(handle); MessageBox(NULL, "Not the vssadmin.exe you wanted :(\nHive Ransomware PWNED!\n\nBy Malvuln", "Code Execution PoC\n", MB_OK); } return 0; } Disclaimer: The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. 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 accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. Do not attempt to download Malware samples. The author of this website takes no responsibility for any kind of damages occurring from improper Malware handling or the downloading of ANY Malware mentioned on this website or elsewhere. All content Copyright (c) Malvuln.com (TM).