General

  • Target

    JaffaCakes118_11d49902844ec882859eb77c3290075e777b549160f222a3b40223f2f46c2ced

  • Size

    291KB

  • Sample

    241221-1saa4s1lem

  • MD5

    780b60facfcf100af7a2d30da62ddf3d

  • SHA1

    17c31df57ed29494f39b0091e7ba3fe459018644

  • SHA256

    11d49902844ec882859eb77c3290075e777b549160f222a3b40223f2f46c2ced

  • SHA512

    87828565200be79a86d401bdb5a30d063171c28de7bc030baa29d03a3dc2ac9d6d1b38c3b6c0a41c5f998d1c7b23891a6075b0d810d097670e8a41c0d928f453

  • SSDEEP

    6144:M6k6SmTHN6W9Blk5gi615mof8WBCAb81wp:MZFmN6W9BlYgi6DAiCAbA

Malware Config

Extracted

Family

tofsee

C2

mubrikych.top

oxxyfix.xyz

Targets

    • Target

      JaffaCakes118_11d49902844ec882859eb77c3290075e777b549160f222a3b40223f2f46c2ced

    • Size

      291KB

    • MD5

      780b60facfcf100af7a2d30da62ddf3d

    • SHA1

      17c31df57ed29494f39b0091e7ba3fe459018644

    • SHA256

      11d49902844ec882859eb77c3290075e777b549160f222a3b40223f2f46c2ced

    • SHA512

      87828565200be79a86d401bdb5a30d063171c28de7bc030baa29d03a3dc2ac9d6d1b38c3b6c0a41c5f998d1c7b23891a6075b0d810d097670e8a41c0d928f453

    • SSDEEP

      6144:M6k6SmTHN6W9Blk5gi615mof8WBCAb81wp:MZFmN6W9BlYgi6DAiCAbA

    • 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