General

  • Target

    84b615d0756f2dbbc12320ca3af1dbf0_JaffaCakes118

  • Size

    11.4MB

  • Sample

    241102-b4bkwayqgk

  • MD5

    84b615d0756f2dbbc12320ca3af1dbf0

  • SHA1

    2dcf03c2002f5cfb8b6493b297e032fc522d2c40

  • SHA256

    35fa3ce15cd57657d359dd7d5b0cc5fbb8f4447f8a6c2f116b5a1b86eda08519

  • SHA512

    b4c28bd5b0387690fb328586230e002477a22e90676aa831588521d5e721c985e9aa37cb98feea4e3c70627d9376d8a30f126ba72a446e072b259062255bc26c

  • SSDEEP

    196608:BmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmG:BmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmG

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      84b615d0756f2dbbc12320ca3af1dbf0_JaffaCakes118

    • Size

      11.4MB

    • MD5

      84b615d0756f2dbbc12320ca3af1dbf0

    • SHA1

      2dcf03c2002f5cfb8b6493b297e032fc522d2c40

    • SHA256

      35fa3ce15cd57657d359dd7d5b0cc5fbb8f4447f8a6c2f116b5a1b86eda08519

    • SHA512

      b4c28bd5b0387690fb328586230e002477a22e90676aa831588521d5e721c985e9aa37cb98feea4e3c70627d9376d8a30f126ba72a446e072b259062255bc26c

    • SSDEEP

      196608:BmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmG:BmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmG

    • 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