General

  • Target

    file

  • Size

    8KB

  • Sample

    250126-kcsvhsyjdn

  • MD5

    bc15f25a6c943b91fda845d8253de781

  • SHA1

    e1a0b681932a95e4d142a48e5f004e537012db1e

  • SHA256

    4d9452aaed8c6f3e00631196df7c083e89327dd50ef22edbb78b2fa3db923aec

  • SHA512

    8afb25feb6b77c4745eaa39c810bca504b024b359e4cba79c3f7162b5a43582c2353632664f3c0aaa4d5fdc28244b9a0502c5b5687b5f5018d23cf3ad0a05d6d

  • SSDEEP

    192:PN2x2BA3S2XllelY1BdjaXO3huS2+mgAz/1RaTjXOGSyTyfEN:Ax/t2lY1F38S2B/1RaTjOLyBN

Malware Config

Targets

    • Target

      file

    • Size

      8KB

    • MD5

      bc15f25a6c943b91fda845d8253de781

    • SHA1

      e1a0b681932a95e4d142a48e5f004e537012db1e

    • SHA256

      4d9452aaed8c6f3e00631196df7c083e89327dd50ef22edbb78b2fa3db923aec

    • SHA512

      8afb25feb6b77c4745eaa39c810bca504b024b359e4cba79c3f7162b5a43582c2353632664f3c0aaa4d5fdc28244b9a0502c5b5687b5f5018d23cf3ad0a05d6d

    • SSDEEP

      192:PN2x2BA3S2XllelY1BdjaXO3huS2+mgAz/1RaTjXOGSyTyfEN:Ax/t2lY1F38S2B/1RaTjOLyBN

    • 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

    • 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.

    • Detected potential entity reuse from brand STEAM.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks