Oh, Really?
So you can compress using UPX again, then upload to virustotal.
Check it out, ;)
Thanks
-----邮件原件-----
发件人: Razi Shaban [mailto:razishaban () gmail com]
发送时间: 2008年3月27日 14:54
收件人: zwell.nosec
抄送: full-disclosure () lists grok org uk; websecurity () webappsec org
主题: Re: 答复: [Full-disclosure] The reason why "Pangolin is backdoor"
I have enough experience with UPX to know that it's a fairly good packer.
If you placed the backdoor into the code yourself, I'm not surprised
that the packed version is UD by most virus-scanner.
Doesn't make it any less of a backdoor.
--
Razi
On 3/27/08, zwell.nosec <zwell.nosec () gmail com> wrote:
Just do it yourself pls, using the "backdoored" pangolin.exe you think
and
decompress it, then upload to virustotal, I did not change any bits ;)
-----邮件原件-----
发件人: Razi Shaban [mailto:razishaban () gmail com]
发送时间: 2008年3月27日 14:32
收件人: zwell.nosec
抄送: full-disclosure () lists grok org uk; websecurity () webappsec org
主题: Re: [Full-disclosure] The reason why "Pangolin is backdoor"
Wow! Cryptors prevent viruses from being detected?
Who would have thought!
--
Razi
On 3/27/08, zwell.nosec <zwell.nosec () gmail com> wrote:
> Pangolin really is a backdoor? Let's do this step to make sure:
> 1.Download UPX from upx.sf.net
> 2.In cmd shell, run "upx.exe -d pangolin.exe"
> 3.Upload the new pangolin.exe(actually the origin) to virustotal
> 4.Check the result again
> I do these, and the result is:
> http://www.virustotal.com/analisis/b9d55c751d5eed7b34cda3fe708b1bd7
>
> We can see
>
Kaspersky,Sophos,F-Secure,CAT-QuickHeal,F-Prot,Ikarus,AntiVir,Prevx1,TheHack
> er,Webwasher-Gateway will not alert any more.
>
> You judge what is it! Or maybe we should think about what does these
> Antivirus do???
>
> Thanks ;)
>
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