Hsow Trojan

Hsow malware description and removal detail
Categories:Trojan,Backdoor
Also known as:

[Kaspersky]Trojan.Win32.Inject.aa,Trojan-Proxy.Win32.Xorpix.ag,Backdoor.Win32.Agent.acl,Trojan-Dropper.Win32.Agent.atb,Trojan-Proxy.Win32.Xorpix.v,Trojan-Proxy.Win32.Xorpix.u,Trojan.Win32.Agent.acr,Trojan-Proxy.Win32.Xorpix.ar,Trojan-Proxy.Win32.Xorpix.ax,Trojan-Proxy.Win32.Xorpix.bk,Trojan-Proxy.Win32.Xorpix.ck,Trojan-Proxy.Win32.Xorpix.cq,Backdoor.Win32.Small.cms,Backdoor.Win32.Small.cmm;
[McAfee]Proxy-Agent.AI,BackDoor-CXJ,Proxy-Agent.ai,Generic BackDoor.c;
[F-Prot]W32/Trojan.ASKN,W32/Thread-HLLSI-based!Maximus;
[Other]Win32/Hsow.AI,TROJ_XORPIX.AI,Win32/Hsow!generic,Win32.Hsow.AH,Backdoor.Trojan,Win32/Hsow.AG,Backdoor.Eterok.C,Win32/Hsow.AD,Win32/Hsow.AE,Win32/Hsow.AS,Backdoor.Eterok,Win32/Hsow.AT,W32/Xorpix.CW,Win32/Hsow.BM,W32/Malware.BGXR,Win32/Hsow.BQ,Troj/Small-EKU,BKDR_AGENT.AEKI
Visible Symptoms:
Files in system folders:
[%PROFILE_TEMP%]\v3x1.g22me
[%PROFILE_TEMP%]\v4x3.ga2me
[%PROFILE_TEMP%]\v4x6.gam5e
[%PROFILE_TEMP%]\v5x2.g3ame
[%PROFILE_TEMP%]\v5x4.ga2me
[%PROFILE_TEMP%]\v6xt4.game
[%PROFILE_TEMP%]\vx1t1.game
[%PROFILE_TEMP%]\vx1t3.game
[%PROFILE_TEMP%]\vx3t2.game
[%SYSTEM%]\update228.exe
[%SYSTEM%]\vxga1me4t1.exe
[%SYSTEM%]\vxga8me6.exe
[%WINDOWS%]\ZServ.dll
[%PROFILE%]\Documents\Settings\bot.dll
[%PROFILE%]\Documents\Settings\partnership.dll
[%SYSTEM%]\svshost.dll
[%SYSTEM%]\vxg4am1et2.exe
[%SYSTEM%]\vxg6ame4.exe
[%SYSTEM%]\vxga4me1.exe
[%SYSTEM%]\wininet.exe
[%PROFILE_TEMP%]\v3x1.g22me
[%PROFILE_TEMP%]\v4x3.ga2me
[%PROFILE_TEMP%]\v4x6.gam5e
[%PROFILE_TEMP%]\v5x2.g3ame
[%PROFILE_TEMP%]\v5x4.ga2me
[%PROFILE_TEMP%]\v6xt4.game
[%PROFILE_TEMP%]\vx1t1.game
[%PROFILE_TEMP%]\vx1t3.game
[%PROFILE_TEMP%]\vx3t2.game
[%SYSTEM%]\update228.exe
[%SYSTEM%]\vxga1me4t1.exe
[%SYSTEM%]\vxga8me6.exe
[%WINDOWS%]\ZServ.dll
[%PROFILE%]\Documents\Settings\bot.dll
[%PROFILE%]\Documents\Settings\partnership.dll
[%SYSTEM%]\svshost.dll
[%SYSTEM%]\vxg4am1et2.exe
[%SYSTEM%]\vxg6ame4.exe
[%SYSTEM%]\vxga4me1.exe
[%SYSTEM%]\wininet.exe

In order to ensure that the Hsow is launched automatically each time the system is booted, the Hsow adds a link to its executable file in the system registry:
HKLM\Microsoft\Windows\CurrentVersion\Run
[%SYSTEM%]\update228.exe
[%SYSTEM%]\vxga1me4t1.exe
[%SYSTEM%]\vxga8me6.exe
[%SYSTEM%]\vxg4am1et2.exe
[%SYSTEM%]\vxg6ame4.exe
[%SYSTEM%]\vxga4me1.exe
[%SYSTEM%]\wininet.exe

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

Detecting Hsow:

Files:
[%PROFILE_TEMP%]\v3x1.g22me
[%PROFILE_TEMP%]\v4x3.ga2me
[%PROFILE_TEMP%]\v4x6.gam5e
[%PROFILE_TEMP%]\v5x2.g3ame
[%PROFILE_TEMP%]\v5x4.ga2me
[%PROFILE_TEMP%]\v6xt4.game
[%PROFILE_TEMP%]\vx1t1.game
[%PROFILE_TEMP%]\vx1t3.game
[%PROFILE_TEMP%]\vx3t2.game
[%SYSTEM%]\update228.exe
[%SYSTEM%]\vxga1me4t1.exe
[%SYSTEM%]\vxga8me6.exe
[%WINDOWS%]\ZServ.dll
[%PROFILE%]\Documents\Settings\bot.dll
[%PROFILE%]\Documents\Settings\partnership.dll
[%SYSTEM%]\svshost.dll
[%SYSTEM%]\vxg4am1et2.exe
[%SYSTEM%]\vxg6ame4.exe
[%SYSTEM%]\vxga4me1.exe
[%SYSTEM%]\wininet.exe
[%PROFILE_TEMP%]\v3x1.g22me
[%PROFILE_TEMP%]\v4x3.ga2me
[%PROFILE_TEMP%]\v4x6.gam5e
[%PROFILE_TEMP%]\v5x2.g3ame
[%PROFILE_TEMP%]\v5x4.ga2me
[%PROFILE_TEMP%]\v6xt4.game
[%PROFILE_TEMP%]\vx1t1.game
[%PROFILE_TEMP%]\vx1t3.game
[%PROFILE_TEMP%]\vx3t2.game
[%SYSTEM%]\update228.exe
[%SYSTEM%]\vxga1me4t1.exe
[%SYSTEM%]\vxga8me6.exe
[%WINDOWS%]\ZServ.dll
[%PROFILE%]\Documents\Settings\bot.dll
[%PROFILE%]\Documents\Settings\partnership.dll
[%SYSTEM%]\svshost.dll
[%SYSTEM%]\vxg4am1et2.exe
[%SYSTEM%]\vxg6ame4.exe
[%SYSTEM%]\vxga4me1.exe
[%SYSTEM%]\wininet.exe

Registry Keys:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\partnershipreg
HKEY_CLASSES_ROOT\clsid\{d7ffd784-5276-42d1-887b-00267870a4c7}
HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\winlogon\notify\botreg
HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\winlogon\notify\partnershipreg

Registry Values:
HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\shellserviceobjectdelayload

Removing Hsow:

An up-to-date copy of ExterminateIt should detect and prevent infection from Hsow.

If you do not have ExterminateIt and you are worried that you may have infected computer, you could run trial version of ExterminateIt, or remove Hsow manually.

To completely manually remove Hsow malware from your computer, you need to delete the Windows registry keys and registry values, the files and folders associated with Hsow.

  1. Use Task Manager to terminate the Hsow process.
  2. Delete the original Hsow file and folders.
  3. Delete the system registry key parameters
  4. Update your antivirus databases or buy antivirus software and perform a full scan of the computer.

We recommends that all Internet users back up any important information on their computers, enable maximum protection from network attacks and malicious code on their computers, refrain from executing suspicious programs received from untrustworthy sources.

ExterminateIt effectively and automatically removes Hsow from you computer and is a good solution for those who are seeking easy and effective protection for their computer from Trojan Horses, Rootkits, Backdoors, spyware, botnets, keystroke loggers, dialers and other malicious software(malware).

Download ExterminateIt! to instantly get rid of Hsow!

Also Be Aware of the Following Threats:
Remove Alcan.5tn Worm
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eShopee Trojan Symptoms

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