General

  • Target

    JaffaCakes118_5a9cd645c0f16b17ae52fc986068aff0

  • Size

    101KB

  • Sample

    250129-x87d1awmgm

  • MD5

    5a9cd645c0f16b17ae52fc986068aff0

  • SHA1

    e71b310a8fd6e4d5d7472c533fa0771e40d9cbd3

  • SHA256

    631c10f4474b8a30082e03f5ef72c29cf44ec54fd99a341067ca2aa38acd7b36

  • SHA512

    8fc97cf44306c5713a5afcd82a946397b90a982c1ca94909406788d46383191e48b3a3f0e576f1055b4c296dff78582d61c20e2983464c8f5497e4fab925e7b3

  • SSDEEP

    3072:vDSKiauBZz/DhceNw1OTw+XIU5jwaaHw7Koj4rB:rSKbwhdcqYIhXNA

Malware Config

Targets

    • Target

      JaffaCakes118_5a9cd645c0f16b17ae52fc986068aff0

    • Size

      101KB

    • MD5

      5a9cd645c0f16b17ae52fc986068aff0

    • SHA1

      e71b310a8fd6e4d5d7472c533fa0771e40d9cbd3

    • SHA256

      631c10f4474b8a30082e03f5ef72c29cf44ec54fd99a341067ca2aa38acd7b36

    • SHA512

      8fc97cf44306c5713a5afcd82a946397b90a982c1ca94909406788d46383191e48b3a3f0e576f1055b4c296dff78582d61c20e2983464c8f5497e4fab925e7b3

    • SSDEEP

      3072:vDSKiauBZz/DhceNw1OTw+XIU5jwaaHw7Koj4rB:rSKbwhdcqYIhXNA

    • Modifies WinLogon for persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • Ramnit family

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks