Home Malware Programs Trojans Win32/Ursnif

Win32/Ursnif

Posted: April 27, 2012

Threat Metric

Threat Level: 9/10
Infected PCs: 85
First Seen: April 27, 2012
OS(es) Affected: Windows

Win32.Ursnif is a Trojan that controls network traffic, steals confidential data and downloads additional malware infections to the targeted computer system. Win32/Ursnif tries to send information it gathered to remote servers and disables some processes such as windows firewall. Win32/Ursnif may be spread as an Adobe Flash update package and may be unintentionally installed by a PC user. Win32/Ursnif can also spread via a link inserted to a spam email with a politically themed content. Get rid of Win32/Ursnif by using a recognized security tool.

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:



file.dll File name: file.dll
Size: 51.2 KB (51200 bytes)
MD5: a754c1377efc9297145bcddbdd43e745
Detection count: 49
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: May 3, 2012
file.dll File name: file.dll
Size: 60.92 KB (60928 bytes)
MD5: 7d48f537cc73ffa7157a5b979a210368
Detection count: 48
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: May 3, 2012
file.dll File name: file.dll
Size: 60.92 KB (60928 bytes)
MD5: 7d557df38f70c01126714e78213cdabe
Detection count: 45
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: May 3, 2012
file.dll File name: file.dll
Size: 63.48 KB (63488 bytes)
MD5: d74d2554e032d572880eae7f749388f0
Detection count: 36
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: May 3, 2012
file.exe File name: file.exe
Size: 118.78 KB (118784 bytes)
MD5: 7d6d7af6fb64e5140fe4b44537fdbcc1
Detection count: 33
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: May 3, 2012
%windir%\9129837.exe File name: %windir%\9129837.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run ttool = "%windir%\9129837.exe"

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