General

  • Target
    OperaSetup.exe
  • Size 3.1MB
  • Sample260908-3plabayhng
  • SHA256 400385676e0c96b19584e1f4bbd5f4422c65f5c51dc6bb286ae2166eeb3e77c9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      OperaSetup.exe
    • Size 3.1MB
    • SHA256 400385676e0c96b19584e1f4bbd5f4422c65f5c51dc6bb286ae2166eeb3e77c9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Downloads MZ/PE file

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Service Discovery

      Attempt to gather information on host's network.

MITRE ATT&CK Enterprise v16

Tasks