Need help? Ask the community or hire an expert.
Go to Avira Answers
Virus:TR/Dldr.Renos.PG.90
Date discovered:02/05/2011
Type:Trojan
Subtype:Downloader
In the wild:No
Reported Infections:Low to medium
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:164.864 Bytes
MD5 checksum:ea2fed38f82fe6f2209d3efe1045a32e
VDF version:7.11.07.107 - Monday, May 2, 2011
IVDF version:7.11.07.107 - Monday, May 2, 2011

 General Aliases:
   •  Kaspersky: Trojan-Downloader.Win32.CodecPack.aswe
   •  Bitdefender: Trojan.Generic.5883139
   •  Eset: Win32/Kryptik.NKT
   •  DrWeb: Trojan.DownLoader2.51425


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following location:
   • %WINDIR%\Vjigya.exe



The following file is created:

%WINDIR%\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job



It tries to execute the following file:

– Filename:
   • %WINDIR%\Vjigya.exe

 Registry The following registry key is added:

– [HKCU\Software\ICS5R7Y0OS]
   • "Vje3"=dword:0x01cc1135
   • "VjeD"=dword:0x00000050
   • "VjeE"=dword:0xf96d98f0



The following registry key is changed:

– [HKCU\Software\Microsoft\Internet Explorer\Main]
   New value:
   • "Disable Script Debugger"=""

 Miscellaneous Accesses internet resources:
   • http://hawfruit.com/**********
   • http://hslibrary.com/**********
   • http://topsaj.com/**********

 File details Programming language:
The malware program was written in MS Visual C++.


Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Petre Galan on Thursday, May 12, 2011
Description updated by Petre Galan on Thursday, May 12, 2011

Back . . . .