General

  • Target
    idm 2.txt
  • Size 84B
  • Sample261029-wsfexa119r
  • SHA256 2e9f96ce89dad50aa1c45f0e3a435d5a47a0a334efc6f2d661205619e025d0f6
  • MD5 SHA1 SHA512 TLSH

Malware Config

Targets

    • Target
      idm 2.txt
    • Size 84B
    • SHA256 2e9f96ce89dad50aa1c45f0e3a435d5a47a0a334efc6f2d661205619e025d0f6
    • MD5 SHA1 SHA512 TLSH
    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops Chrome extension

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks