W32/MSInit.A

description-logoAnalysis

  • Virus is 32bit, with a UPX compressed size of 22,016 bytes
  • When first executed, virus will copy itself as "dnetc.exe" to the Windows\System folder.
  • Virus will modify the registry in order to load at next Windows startup -

    HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\
    CurrentVersion\RunServices\
    msinit = C:\Windows\System\dnetc.exe -hide -install

  • Virus will seek machines which are connected to the network via NetBIOS and attempt to connect to systems which have a full system share available -

    • machines found will be targets for the virus, and the virus will copy itself to that system and modify the WIN.INI to load the virus at next Windows startup

Telemetry logoTelemetry

Detection Availability

FortiClient
Extreme
FortiMail
Extreme
FortiSandbox
Extreme
FortiWeb
Extreme
Web Application Firewall
Extreme
FortiIsolator
Extreme
FortiDeceptor
Extreme
FortiEDR