Vmprotect Unpacker - X64dbg

// Step 3: Trace to find original entry point log "[*] Tracing to find Original Entry Point..." run

def extract_unpacked(self): """Dump unpacked sections to memory""" # After unpacking, dump memory regions import struct # Map memory sections and write to file pass vmprotect unpacker x64dbg

// Step 4: Look for typical VMProtect patterns findpattern: find base_address, #558BEC83EC??53# // Common prologue pattern cmp $result, 0 je continue_search log "[+] Found potential VM handler at: {@result}" // Step 3: Trace to find original entry

continue_execution: run

continue_search: // Step 5: Find IAT redirection find base_address, #FF25????????# // JMP [address] pattern cmp $result, 0 je skip_iat log "[+] IAT redirection found at: {@result}" VirtualProtect je analyze_memory jmp continue_execution

analyze_memory: log "[+] VirtualProtect called - analyzing memory region" dump esp // Examine stack for protection changes

// When VirtualProtect hits, check for memory changes check_oep: cmp eip, VirtualProtect je analyze_memory jmp continue_execution