Threat Description

Trojan-​Downloader​:W32/Small.EKV

Details

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

Summary


This type of trojan secretly downloads malicious files from a remote server, then installs and executes the files.



Removal


Automatic action

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

More

Detailed instructions for F-Secure security products are available in the documentation found in the Downloads section of our Home - Global site.

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



Technical Details


Trojan-Downloader:W32/Small.EKV attempts to download and install other malware to the system. Small.EKV arrives on the system as a downloaded file of Exploit:W32/Ani.C.

Execution

Upon execution, it launches Internet Explorer by using the following hard-coded path:

  • C:\program files\Internet Explorer\Iexplore.exe

It then injects the code to Internet Explorer and proceeds to download and execute another file from the following site:

  • http://220.71.76.189/[REMOVED].exe

The site listed above is currently inaccessible as of the time of this writing.

Detection


F-Secure Anti-Virus detects this malware with the following updates:

Detection Type: PC
Database: 2007-03-29_10






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