General

  • Target

    8b781b88987500ec50c623ccf8aa6a8a_JaffaCakes118

  • Size

    287KB

  • Sample

    241103-plbd2steqh

  • MD5

    8b781b88987500ec50c623ccf8aa6a8a

  • SHA1

    857882d0763580b23e64e1f3e4f7eb7bd9173b5b

  • SHA256

    c9ce74a6fde17c62cff139a74cb86d26c53196d0712a3ae677fa74910b34047b

  • SHA512

    d5f730c21bb733beb4230d006b2cb39a2a560598c08832ab6510a600eb80371cc72d05a3f45f5131a54faa8346916ac49c4f1963c17dc4eecf2de786308ac2cb

  • SSDEEP

    6144:8wkmQ1kUgOdYL9yOPoeA8rFXj77QWldyQG1/e:PrXyYL9yOPk8rFT70WY

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      8b781b88987500ec50c623ccf8aa6a8a_JaffaCakes118

    • Size

      287KB

    • MD5

      8b781b88987500ec50c623ccf8aa6a8a

    • SHA1

      857882d0763580b23e64e1f3e4f7eb7bd9173b5b

    • SHA256

      c9ce74a6fde17c62cff139a74cb86d26c53196d0712a3ae677fa74910b34047b

    • SHA512

      d5f730c21bb733beb4230d006b2cb39a2a560598c08832ab6510a600eb80371cc72d05a3f45f5131a54faa8346916ac49c4f1963c17dc4eecf2de786308ac2cb

    • SSDEEP

      6144:8wkmQ1kUgOdYL9yOPoeA8rFXj77QWldyQG1/e:PrXyYL9yOPk8rFT70WY

    • 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