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Search: Posts Made By: visions_of_eden
Forum: File Unpacking 04-20-2018, 11:58 AM
Replies: 6
Views: 26,680
Posted By visions_of_eden
Made some progress , after partially unkpacking...

Made some progress ,

after partially unkpacking the exe i found that the paker used is non standard and comes from some russian forum member called Dr.Golova . Anybody ever headr about it ?

The...
Forum: File Unpacking 04-11-2018, 08:29 AM
Replies: 6
Views: 26,680
Posted By visions_of_eden
Made some progress. Finally was able to find OEP...

Made some progress. Finally was able to find OEP and dump unencrypted code , but some problems remains .

For example , all calls to external DLLs are made with a proxy at Runtime , so for now i...
Forum: File Unpacking 04-09-2018, 06:07 AM
Replies: 6
Views: 26,680
Posted By visions_of_eden
Don't know . I don't have lot of experience with...

Don't know .
I don't have lot of experience with packer .
I'm trying to figure out what it's doing .
Surely has code obfuscation , checksums on code ,check for soft break on used functions from...
Forum: File Unpacking 04-05-2018, 06:11 AM
Replies: 6
Views: 26,680
Posted By visions_of_eden
Unknown packer

Hi ,

i have an exe that is undoubtedly packed , but i cannot identify what packer was used .

Could anybody help me ?

Here's a link to the exe : https://we.tl/wKhqszWxFn

Thanks in advance .
Forum: General Forum 10-29-2015, 04:51 AM
Replies: 2
Views: 9,453
Posted By visions_of_eden
Found

How dumb i am !!

Algo used was simply RSA using 32bit (tooooo week ) key .

Reversed .
Forum: General Forum 10-29-2015, 03:41 AM
Replies: 2
Views: 9,453
Posted By visions_of_eden
Solution Found

To reply to myself i found the soluton to the problem .

The ctypto function is a simple modular exponentiation function .

It choses a random MODULO and EXPONENT from a lookup table based on a...
Forum: General Forum 10-27-2015, 12:30 PM
Replies: 2
Views: 9,453
Posted By visions_of_eden
Encryption Algorithm

Hi ,

i'm trying to reverse an encryption algorithm that takes and usigned integer and an index value and returns the encrypted / obfuscated 32 bit unsigned value .

The algo looks like :

Encrypt...
Forum: Reverse Code Engineering 06-13-2012, 11:36 AM
Replies: 0
Views: 2,469
Posted By visions_of_eden
VB6 Debugging under Win7

Hi,

i have a problem debugging an app created with VB6 running under Win7 .

Is seems that an OCX control creashes while loading .
I would like to debug the app to find out why it is craching .

I...
Forum: File Unpacking 03-23-2011, 07:31 PM
Replies: 1
Views: 4,510
Posted By visions_of_eden
Cracking HASP HL without original dongle

Hi,

i have a question , i need to unprotect a program protected with HASP HL .

Protection is mainly focused on program sections and strings decrypted at runtime using hasp cryptograhic function...
Forum: .NET Reverse Engineering 02-28-2011, 07:05 AM
Replies: 11
Views: 10,698
Posted By visions_of_eden
Yes , sorry if i was not so specific but that's...

Yes , sorry if i was not so specific but that's what i was talking about .
I liked the approach used by XHEO on using the .cctor to start the protection :) .

Obviously i agree with you that .NET...
Forum: .NET Reverse Engineering 02-28-2011, 05:59 AM
Replies: 11
Views: 10,698
Posted By visions_of_eden
That's what i would like to do (but first i need...

That's what i would like to do (but first i need to understand how the encryption is done :) ).
It's my first time with .NET unpacking. I read many posts about .NET protections , and even if i...
Forum: .NET Reverse Engineering 02-25-2011, 09:08 AM
Replies: 11
Views: 10,698
Posted By visions_of_eden
CodeVeil XHEO 4.1

Hi,

does anybody know if v4.1 of codeveil has been already broken ?

I just started analyzing this protection and it looks quite good to me . Maybe i'm wrong since i have not much experience in...
Forum: Reverse Code Engineering 11-29-2010, 05:48 AM
Replies: 0
Views: 3,046
Posted By visions_of_eden
DOS/4G Reversing

Hi,
i'm trying to reverse a dos based bios flasher who runs with DOS/4W extender .

I analyzed the file, it has a stardard exe dos header , then after the end of the exe image there's what i think...
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