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Virus:TR/Spy.ZBot.akur
Date discovered:25/06/2010
Type:Trojan
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:241.664 Bytes
MD5 checksum:c060a4b811adcb90e69ad828b1022006
IVDF version:7.10.08.188 - Friday, June 25, 2010

 General Aliases:
   •  Bitdefender: Trojan.Generic.4321740
   •  Panda: W32/Pinit.K
   •  Eset: Win32/Pinit.AF


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


Side effects:
   • Downloads malicious files
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following location:
   • %SYSDIR%\cooper.mine



It deletes the following file:
   • %SYSDIR%\gihpkkjv



The following files are created:

%SYSDIR%\fe6hbfe1.an
%SYSDIR%\user32.dll
%SYSDIR%\dllcache\user32.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Patched.Gen2

%SYSDIR%\h7t.wt
%SYSDIR%\pvfqf
%SYSDIR%\hgtd.ruy
%SYSDIR%\gihpkkjv Further investigation pointed out that this file is malware, too. Detected as: TR/Patched.Gen2

%SYSDIR%\fvht.pa Further investigation pointed out that this file is malware, too. Detected as: Worm/Pinit.AO.6

%SYSDIR%\nmklo.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Downloader.Gen

%SYSDIR%\ff4h.gy



It tries to download some files:

– The locations are the following:
   • http://eadboong.com/ztvb/gate/**********
   • http://yjlir.com/ztvb/gate/**********


– The location is the following:
   • http://ahlirte.com/tpsa/gate/**********


– The location is the following:
   • http://eadboong.com/ztvb/gate/**********




It tries to execute the following file:

– Filename:
   • "%SYSDIR%\Wbem\wmic.exe" path win32_terminalservicesetting where (__Class!="") call setallowtsconnections 1

 Registry The following registry keys are added:

– [HKLM\SOFTWARE\3]
   • "31897356954C2CD3D41B221E3F24F99BBA"=dword:0x012e4654
   • "31AC70412E939D72A9234CDEBB1AF5867B"="nqrckqqlqdrqrirprhqoqrqdopoinfnhmjmqrjrjlmmdmqrpmeqhmnng"
   • "31C2E1E4D78E6A11B88DFA803456A1FFA5"=dword:0x00000000

– [HKLM\SOFTWARE\1]
   • "31897356954C2CD3D41B221E3F24F99BBA"=dword:0x012e4654
   • "31AC70412E939D72A9234CDEBB1AF5867B"="efipdhioiijnjpjcjmidigiggmgfgkgkhkhfcojedpemjgfcinfdff"
   • "31C2E1E4D78E6A11B88DFA803456A1FFA5"=dword:0x00000000

– [HKLM\SOFTWARE\11]
   • "31897356954C2CD3D41B221E3F24F99BBA"=dword:0x012e4654
   • "31AC70412E939D72A9234CDEBB1AF5867B"="qdmrpjnenknlnrninomfmimmkgkdkmkqlqldoqoomfiijjimjjemjhij"
   • "31C2E1E4D78E6A11B88DFA803456A1FFA5"=dword:0x00000000

– [HKLM\SOFTWARE\9]
   • "31897356954C2CD3D41B221E3F24F99BBA"=dword:0x012e4654
   • "31AC70412E939D72A9234CDEBB1AF5867B"="ioeehkfrffeoekefejfqflfjdrdgdpdndhdogdgdekdpddcfdohjckcqch"
   • "31C2E1E4D78E6A11B88DFA803456A1FFA5"=dword:0x00000000

– [HKLM\SOFTWARE\8]
   • "31897356954C2CD3D41B221E3F24F99BBA"=dword:0x012e4654
   • "31AC70412E939D72A9234CDEBB1AF5867B"="kgomncpjpnogoconproiodorqjqoqhqfrprgmlmlocrnrnmlokofogoilhknojol"
   • "31C2E1E4D78E6A11B88DFA803456A1FFA5"=dword:0x00000000

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion]
   • "MID"="A78DAC143A864DC3ABB46F591C12400D66746D01184D4A59AA4EDA7970574C63"

– [HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\
   Licensing Core]
   • "EnableConcurrentSessions"=dword:0x00000001

– [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows]
   • "Appiuft_Dlls"="nmklo"



The following registry key is changed:

– [HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server]
   New value:
   • "fDenyTSConnections"=dword:0x00000000

 File details 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 Wednesday, September 29, 2010
Description updated by Petre Galan on Wednesday, September 29, 2010

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