Virus:TR/Proxy.Ranky.FQ.1
Date discovered:25/08/2005
Type:Trojan
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Medium
Static file:Yes
File size:27.137 Bytes
MD5 checksum:2dff4200ee739a5d74d25b8dafa925c2
VDF version:6.31.1.188

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Symantec: Backdoor.Ranky
   •  Mcafee: Proxy-FBSR
   •  Kaspersky: Trojan-Proxy.Win32.Ranky.z
   •  TrendMicro: TROJ_RANKY.FQ
   •  Sophos: Troj/Ranck-Fam
   •  VirusBuster: Trojan.PR.Ranky.BS
   •  Bitdefender: Trojan.Proxy.Ranky.EB


Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Drops a file
   • Registry modification
   • Third party control

 Registry The following registry key is added in order to run the process after reboot:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Sxcasdwqas"="%executed file%"

 Backdoor The following ports are opened:

– %executed file% on UDP port
– %executed file% on a random TCP port


Contact server:
All of the following:
   • http://rogerr.homeunix.net/b.php
   • http://vcdf.hopto.org/b.php
   • http://raharah.bounceme.net/b.php
   • http://a70.shacknet.nu/b.php
   • http://roger.bounceme.net/b.php

As a result it may send some information. This is done via the HTTP GET request on a PHP script.
The servers answer is written to the file: %malware execution directory%\Belong


Sends information about:
    • Opened port

 Miscellaneous Mutex:
It creates the following Mutex:
   • Sdwqsdghq

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packers:
   • Morphine
   • FSG

Description inserted by Alexandru Tudor on Thursday, August 25, 2005
Description updated by Alexandru Tudor on Monday, August 29, 2005

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