Threat Description

Trojan-Downloader: W32/Small.EJK


Category: Malware
Type: Trojan-Downloader
Platform: W32
Aliases: Trojan-Downloader:W32/Small.EJK


Small.EJK is a trojan-downloader that is included in a spam run in Germany.


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

Small.EJK is a trojan-downloader that is included in a spam run in Germany.A sample mail is as follows:

Upon execution, it downloads a trojan-spy from a remote addresses on the web using the following script:


An earlier version of the downloaded trojan was detected as Trojan-Spy.Win32.BZub.IJ. This was later changed/modified most probably by the author(s). The updated copy is now detected as Trojan-Spy:W32/BZub.IK.


Suspect a file or URL was wrongly detected? Submit a sample to our Labs for analysis

Submit Now

Give And Get Advice

Give advice. Get advice. Share the knowledge on our free discussion forum.

Learn More