Threat Description

Trojan-PWS: W32/Sinowal


Category: Malware
Type: Trojan-PWS
Platform: W32
Aliases: Trojan-PWS:W32/Sinowal, Trojan.sinowal.gen, Trojan.PWS.Sinowal , Trojan-PSW.Win32.Sinowal, TROJ_SINOWAL.DN (Trend Micro) , PWS:Win32/Sinowal (Microsoft)


A trojan that steals passwords and other sensitive information. It may also secretly install other malicious programs.


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More scanning & removal options

More information on scanning or removal options is available in the documentation for your F-Secure security product on the Downloads section of our Home - Global site.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Technical Details

Trojan-PWS:W32/Sinowal is a large family of data-stealing programs.

Typically, the information stolen from the user's computer system relates to online banking account log-in names and passwords; system information such as IP, port number and operating system details; and system certificates.

Individual Sinowal variants may also perform other malicious actions, such as monitoring the user's web browsing behavior, connecting to remote servers for further downloads and manipulating system files on the computer.

For a representative example of a Sinowal variant, please see:


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