General

  • Target

    JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764

  • Size

    178KB

  • Sample

    241229-3rlnvs1jfr

  • MD5

    daf0fb3d694f2fcc9cfafb1f82676fdc

  • SHA1

    7340cf04391200ab8eec8f9b1169401178b00f4b

  • SHA256

    a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764

  • SHA512

    12724405a8e8f2efb644b844b70550718757ce9217ba488f8d4865c7db8eb05738d1036a5df84a081c12a746966ef7971c39f119f1732693a7ec163ab09380c6

  • SSDEEP

    1536:q7v/wkGpcGl1W7QH78+w6eAlEkZnyHmbZIy6b6NsG8YknMYmed4tYl3Dhn5vMDJN:q7PGcGloEehA+M6ZTnMntYTfvMgB1R

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764

    • Size

      178KB

    • MD5

      daf0fb3d694f2fcc9cfafb1f82676fdc

    • SHA1

      7340cf04391200ab8eec8f9b1169401178b00f4b

    • SHA256

      a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764

    • SHA512

      12724405a8e8f2efb644b844b70550718757ce9217ba488f8d4865c7db8eb05738d1036a5df84a081c12a746966ef7971c39f119f1732693a7ec163ab09380c6

    • SSDEEP

      1536:q7v/wkGpcGl1W7QH78+w6eAlEkZnyHmbZIy6b6NsG8YknMYmed4tYl3Dhn5vMDJN:q7PGcGloEehA+M6ZTnMntYTfvMgB1R

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks