General

  • Target

    JaffaCakes118_41c62319f5095e05f1749fc830c675ef9eca8e384b7ea019353712bcb1deb71a

  • Size

    146KB

  • Sample

    241230-3wmrqavlgq

  • MD5

    aa26c70d082752558ebac6feb1d2763a

  • SHA1

    bb861e45f4ae2113fd37f7d6b48f76dbff48a4a6

  • SHA256

    41c62319f5095e05f1749fc830c675ef9eca8e384b7ea019353712bcb1deb71a

  • SHA512

    d4932632e8e2faeeada1cd6a0e4bd6b8872de89734b09c9038e9ae578ce83b7a2ce4b0016f8322a85ad79d644ba845292d3860f3afd250f569b4d8345f22f006

  • SSDEEP

    3072:FEh6zGMpXOxTbzOqd2kXxna/QCxZ5SqfPw7z:Fo6yMpyTHpNDqfIn

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_41c62319f5095e05f1749fc830c675ef9eca8e384b7ea019353712bcb1deb71a

    • Size

      146KB

    • MD5

      aa26c70d082752558ebac6feb1d2763a

    • SHA1

      bb861e45f4ae2113fd37f7d6b48f76dbff48a4a6

    • SHA256

      41c62319f5095e05f1749fc830c675ef9eca8e384b7ea019353712bcb1deb71a

    • SHA512

      d4932632e8e2faeeada1cd6a0e4bd6b8872de89734b09c9038e9ae578ce83b7a2ce4b0016f8322a85ad79d644ba845292d3860f3afd250f569b4d8345f22f006

    • SSDEEP

      3072:FEh6zGMpXOxTbzOqd2kXxna/QCxZ5SqfPw7z:Fo6yMpyTHpNDqfIn

    • 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