/*
//////////////////////////////////////////////////
Obsidium 1.1.1.4 Unpack script v0.1(not for VB)
Author: loveboom
Email : bmd2chen@tom.com
OS : WinXP sp1,Ollydbg 1.1,OllyScript v0.85
Date : 2004-7-16
Action: Auto fix IAT,Remove Junk code,Found stolen code
Config: Ignore other exceptions except 'Memory access violation'
Note : If you have one or more question, email me please,thank you!
//////////////////////////////////////////////////
*/

var espval
var bbase
var addr
var bsize
var goaddr
var goaddr1

Start:
msgyn "Setting:Ignore other exceptions except'Memory access violation'(not for vb),Continue?"
cmp $RESULT,0
jne lbl1
ret

lbl1:
dbh
sti
sti
mov espval,esp
run
esto
esto

lbl2:
gpa "VirtualAllocEx","kernel32.dll"
cmp $RESULT,0
je lblerros
bp $RESULT
esto


lbl3:
bc $RESULT
mov bsize,edx //Get VirtualAlloc size 
rtu
mov bbase,eax //Get VirtualAlloc Base
run


lblbp:
esto
esto
esto
esto
bprm bbase,bsize //Set a Memory break point
esto

lbl4:
bpmc
rtr
sto

lblfind:
find eip,#66F706200074# //found 'test word ptr [esi],20]'
cmp $RESULT,0
je lblabort
mov addr,$RESULT
mov [addr],#66F706080075# //Replace to 'test word ptr [esi],08'
find addr,#83C60883C704# //found 'add esi,8,add edi,4'
cmp $RESULT,0
je lblabort
mov goaddr,$RESULT
mov goaddr1,goaddr
find addr,#FF50??85C074# //found 'CALL DWORD PTR DS:[EAX+4C]'
cmp $RESULT,0
je lblabort
mov addr,$RESULT
add addr,6
sub goaddr,addr
dec goaddr
mov [addr],goaddr
add addr,1
fill addr,3,90
find addr,#FF50??85C074#
cmp $RESULT,0
je lblabort
mov addr,$RESULT
add addr,6
sub goaddr1,addr
dec goaddr1
mov [addr],goaddr1
add addr,1
fill addr,3,90
run
esto

lblesto:
findop eip,#FFE1# //Found command 'JMP ECX'
bp $RESULT
eob lbl5
esto

lbl5:
bc $RESULT
bphws espval,"r"
run

lblClearJunkCode: //Clear Junk code
bphwc espval
repl eip,#EB01??#,#909090#,FF
repl eip,#EB02????#,#90909090#,FF
repl eip,#EB03??????#,#9090909090#,FF
repl eip,#EB04????????#,#909090909090#,FF


lblLogCode:
find eip,#9C#
bp $RESULT
eob lbl6
ti

lbl6:
bc $RESULT
bprm bbase,bsize
run

lbl7:
dbs
cmt eip,"Now,press ALT+V+N open trace window,you will found stolen code!"

lblend:
msg "Script by loveboom[DFCG[FCG],Thank you for using my script!"
ret
lblerros:
msg "Sorry script require OS:WINDOWS 2x/xp!"
ret 

lblabort:
msg "Error,Script aborted!,Meybe target is not protect by OBSIDIUM 1.1.1.4 or Target is a vb program."
ret
