Home Malware Programs Worms W32.Winiga

W32.Winiga

Posted: April 4, 2012

Threat Metric

Ranking: 1,746
Threat Level: 2/10
Infected PCs: 51,210
First Seen: April 4, 2012
Last Seen: October 16, 2023
OS(es) Affected: Windows

W32.Winiga is a malicious worm that circulates through removable drives. W32.Winiga also tries to steal information from the infected computer. When executed, W32.Winiga creates the certain files on all removable drives. W32.Winiga also downloads and executes a possibly infectious files from the Internet. W32.Winiga then creates the particular registry entry so that it can start every time you boot up Windows. W32.Winiga also creates other registry entries. W32.Winiga tries to evade the Windows firewall by creating even more registry entries and executes the specific command '[netsh firewall add allowed program]' to change the firewall settings. W32.Winiga tries to steal the particular information from Yahoo! Messenger including archive messages, key strokes and profiles.

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%\new.exe File name: %DriveLetter%\new.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%SystemDrive%\Winis7\opera.exe File name: %SystemDrive%\Winis7\opera.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%SystemDrive%\Winis7\Data\sss.col File name: %SystemDrive%\Winis7\Data\sss.col
Mime Type: unknown/col
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_USERS\S-1-5-21-1390067357-1708537768-725345543-1003\Software\Microsoft\Windows\CurrentVersion\Run\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Run\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"AbGame" = "%SystemDrive%\Winis7\opera.exe"HKEY_CURRENT_USER\Software\Microsoft\Windows\ShellNoRoam\MUICache\"Sudoku" = "%SystemDrive%\Winis7\opera.exe"HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers\"%System%\cmd.exe" = "RUNASADMIN"HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers\"%SystemDrive%\Winis7\opera.exe" = "ELEVATECREATEPROCESS"HKEY_USERS\S-1-5-21-1390067357-1708537768-725345543-1003\Software\Microsoft\Windows\ShellNoRoam\MUICache\"Sudoku" = "%SystemDrive%\Winis7\opera.exe"HKEY..\..\..\..{Subkeys}HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\"%SystemDrive%\Winis7\opera.exe"= "%SystemDrive%\Winis7\opera.exe:*:Enabled:Sudoku"HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\"%SystemDrive%\Winis7\opera.exe"= "%SystemDrive%\Winis7\opera.exe:*:Enabled:Sudoku"HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\"%SystemDrive%\Winis7\opera.exe"= "%SystemDrive%\Winis7\opera.exe:*:Enabled:Sudoku"

Additional Information

The following URL's were detected:
totaltopposts.com
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