ACKiller 0[1][1].31 pre-releaseACKiller 0[1][1].31 pre-releaseACKiller 0[1][1].31 pre-releaseThe file userdb.txt is used to store the external signatures. ;External signatures can be modified by the user as and when he requires. ;The signatures are in the format [Name of the Packer v1.0] signature = 50 E8 ?? ?? ?? ?? 58 25 ?? F0 FF FF 8B C8 83 C1 60 51 83 C0 40 83 EA 06 52 FF 20 9D C3 ep_only = true ;The ?? in the signature represent wildcard bytes (they are skipped while scanning) ;ep_only can be either true or false. When true, the signature is scanned for at the EntryPoint only. ;Else it is scanned throughout the file. ;A '*' in the results of PEiD signifies that the external database was used for scanning the file.