General

  • Target

    JaffaCakes118_05d588b52f6f5afd60121a0dd91860ec

  • Size

    13.2MB

  • Sample

    250106-blbsxs1mb1

  • MD5

    05d588b52f6f5afd60121a0dd91860ec

  • SHA1

    2a39717941dd6c7ff0f6ee5a57f3eed0c400e940

  • SHA256

    c5982c660c33b116a63036a6df243f3093da33639542b76ae9870163e046f0ca

  • SHA512

    a1891e5d0b691c280f49dc44ae020a2303edb127c1449c17c8beaa8aa78a7e2334695990618b1de866069e4dba7eab376780427b63a2091673418104979bd69f

  • SSDEEP

    196608:SxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxJ:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_05d588b52f6f5afd60121a0dd91860ec

    • Size

      13.2MB

    • MD5

      05d588b52f6f5afd60121a0dd91860ec

    • SHA1

      2a39717941dd6c7ff0f6ee5a57f3eed0c400e940

    • SHA256

      c5982c660c33b116a63036a6df243f3093da33639542b76ae9870163e046f0ca

    • SHA512

      a1891e5d0b691c280f49dc44ae020a2303edb127c1449c17c8beaa8aa78a7e2334695990618b1de866069e4dba7eab376780427b63a2091673418104979bd69f

    • SSDEEP

      196608:SxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxJ:

    • 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