A trojan, or trojan horse, is a seemingly legitimate program which secretly performs other, usually malicious, functions. It is usually user-initiated and does not replicate.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
This malware is distributed in a RAR archive file attached to an e-mail message.
The archive file contains an executable file which may be detected as either Gen:Trojan.Heur.RP.Mq0@ayDoNAeb or Trojan.Win32.AntiAV.iup.
The executable file uses the icon of a Microsoft Word document to appear legitimate. On execution, the malware will drop a clean Word document and open it for viewing, to further deceive the user.
Meanwhile, the malware will create a registry launchpoint so that subsequently its file will be automatically run at every Windows startup:
- HKLM\Software\Microsoft\Windows\CurrentVersion\Run common = (path of the malware)
Once its file is active, the malware will attempt to connect to:
The malware may also send information to an external party by a POST to an info.php page on a remote server.