Home Malware Programs Worms W32.Zahaam

W32.Zahaam

Posted: April 4, 2012

Threat Metric

Threat Level: 2/10
Infected PCs: 37
First Seen: April 4, 2012
OS(es) Affected: Windows

W32.Zahaam is a computer worm that proliferates through removable drives. When W32.Zahaam executes, it replicates itself as the certain files on all removable drives. W32.Zahaam creates the particular registry entry so that it can start every time you boot up Windows. W32.Zahaam also creates other registry entries. W32.Zahaam then shows the following dialog box:

Title: DzDevs
Body: Hello user, how are you? Welcome to DzDevS world "TSG".

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:



%DriveLetter%\USMA - USMH.exe File name: %DriveLetter%\USMA - USMH.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%DriveLetter%\MCA 4 - 2 CRB.exe File name: %DriveLetter%\MCA 4 - 2 CRB.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%DriveLetter%\ESS Football 2010\ESS 2010.exe File name: %DriveLetter%\ESS Football 2010\ESS 2010.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%System%\DzDvS.vbs File name: %System%\DzDvS.vbs
Mime Type: unknown/vbs
Group: Malware file
%System%\tscache\003\svchost.exe File name: %System%\tscache\003\svchost.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_CLASSES_ROOT\Folder\shell\---___DzDevS___---\command\"(Default)" = "%System%\wscript.exe %System%\DzDvS.vbs"HKEY_CLASSES_ROOT\Drive\shell\---___DzDevS___---\command\"(Default)" = "%System%\wscript.exe %System%\DzDvS.vbs"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"Sound" = "%System%\tscache\003\svchost.exe"
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