analyze_memory: log "[+] VirtualProtect called - analyzing memory region" dump esp // Examine stack for protection changes
Inside the allocated VM section (e.g., 0x003C0000 ), look for a pattern: vmprotect unpacker x64dbg
log "Starting VM trace" bphwc dispatcher_address bp dispatcher_address run log "Hit dispatcher" log eax // logs the bytecode opcode step You will need to manually trace one of
: Many protectors start with a PUSHAD (or equivalent x64 sequence) and end with POPAD . Breaking on the stack access after these instructions can lead you to the tail jump. VMP has redirected them.
: Click "Get Imports." If you see many "invalid" entries, VMP has redirected them. You will need to manually trace one of these "invalid" calls to find the real API address and point Scylla to it. 4. Dumping and Fixing Once you have the OEP and a clean list of imports: