Threat Encyclopedia

Selected viruses, spyware, and other threats: sorted alphabetically


Aliases:Trojan.Win32.Akuan (Kaspersky), Trojan:Win32/Akuan (Microsoft), potentially unwanted program KeyLog-Akuan (McAfee) 
Type of infiltration:Trojan  
Size:278016 B 
Affected platforms:Microsoft Windows 
Signature database version:1353 (20030129) 

Short description

Win32/Akuan.A is a trojan that steals sensitive information. The trojan can send the information to a remote machine.


When executed, the trojan creates the following files:
  • %windir%systemsvr.exe (278016 B)
  • %windir%system__gdi.dll (66048 B)
In order to be executed on every system start, the trojan sets the following Registry entry:
  • [HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersion
    "gdi" = "%windir%systemsvr.exe"

Information stealing

The trojan collects the following information:
  • user name
  • computer name
The trojan is able to log keystrokes.

The trojan sends the information via e-mail.

Other information

The trojan may set the following Registry entries:
  • [HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersion
    "filenametolog" = "%variable1%"
    "sendif" = "%variable2%"
    "mailtosend" = "%variable3%"
    "sendaftersize" = "%variable4%"
    "sendafterday" = "%variable5%"
    "lastsenddate" = "%variable6%"
A string with variable content is used instead of %variable1-6%.

The trojan contains a list of (1) URLs.

It opens these using the Internet Explorer.