Armadillo 4.30a - simple unpacking script
/*==============================================
Armadillo 4.30a - simple unpacking script
==============================================
This script can unpack Armadillo 4.30a
with standard protection enabled.
Features:
- Finds OEP;
- Prevents import emulation.
Usage:
- Ignore all exceptions!!!
- Add to custom C000001E and ignore it.
==============================================
*/
//Defining_variables:
var DebugString
var TickCount
var MagicJump
//==============================================
// 1. Fooling Olly debug string exploit
//==============================================
gpa "OutputDebugStringA","kernel32.dll"
mov DebugString,$RESULT
bpDebugString
esto
bc eip
asm eip,"RETN 4"
//================================================================
// 2. Finding import redirection procedure and preventing it
//================================================================
gpa "GetTickCount","kernel32.dll"
mov TickCount,$RESULT
bpTickCount
esto
bceip
rtr
bpeip
mov TickCount,eip
SearchingPlace:
esto
sti
find eip,#75118B85??????FF8B40??8985??????FFEB02EB??8B85??????FF408985??????FFEB378D8D??????FFE8????????0FB6C0996A??59F7F9#
cmp $RESULT,0
je SearchingPlace
bc TickCount
mov MagicJump,$RESULT
bphws MagicJump,"x"
esto
bphwc MagicJump
mov ,858B11EB
find MagicJump,#8B85??????FF8985??????FFFFB5??????FFE8??????005983BD??????FF000F84??????00#
bp $RESULT
esto
bc eip
mov ,858B1175
//================
// 3. Find OEP
//================
gpa "CreateThread","kernel32.dll"
bp $RESULT
esto
bc eip
rtu
rtr
sti
find eip,#FFD18945FC8B45FC5F5EC9C3#
bp $RESULT
esto
bc eip
sti
cmt eip,"OEP found! Fix header by copy-paste before dump."
ret
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