Home Malware Programs Backdoors Backdoor.Win32.ZAccess.dg (v)

Backdoor.Win32.ZAccess.dg (v)

Posted: September 5, 2011

Threat Metric

Threat Level: 6/10
Infected PCs: 78
First Seen: September 6, 2011
OS(es) Affected: Windows

Backdoor.Win32.ZAccess.dg (v) is a hazardous backdoor Trojan that can use tricky techniques to take over system processes and install additional malware infections onto the affected computer system without a PC user's permission. Backdoor.Win32.ZAccess.dg (v) usually propagates through malicious email attachments, infected websites, corrupt files or embedded downloads. Backdoor.Win32.ZAccess.dg (v) can change system settings and delete important Windows files. Backdoor.Win32.ZAccess.dg (v) can allow attackers to obtain remote access to the infected computer system and then monitor it. Backdoor.Win32.ZAccess.dg (v) can steal its victim's personal information and transmit it to remote attackers. You should delete Backdoor.Win32.ZAccess.dg (v) immediately with a reliable malware remover.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



desktop.dll File name: desktop.dll
Size: 25.6 KB (25600 bytes)
MD5: 3aa2e190de18b8be6dfc233f6df6da15
Detection count: 72
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: October 11, 2011
desktop.dll File name: desktop.dll
Size: 31.93 KB (31936 bytes)
MD5: 536698883434bbb856f25d6b24b0f54e
Detection count: 71
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: October 11, 2011
%Windows%\System 32\random.exe File name: %Windows%\System 32\random.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%Documents and Settings%\All Users\Application Data\.exe File name: %Documents and Settings%\All Users\Application Data\.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%Temp%\[SET OF RANDOM CHARACTERS].dll File name: %Temp%\[SET OF RANDOM CHARACTERS].dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\..\..{Subkeys}HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations 'LowRiskFileTypes' = '.exe'HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System 'DisableTaskMgr' = '1'HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments 'SaveZoneInformation' = '1'HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce\ key of Backdoor.Win32.ZAccess.dg (v)
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