General

  • Target

    JaffaCakes118_19c9add646a90d6b1c70e042d50a3ce3da3c576bc4e915958fd759291f71f573

  • Size

    141KB

  • Sample

    241222-dc448azrgy

  • MD5

    e9e3aba9f2284b54073f08fdf7c28e59

  • SHA1

    0c5e5d05dac2bca6e05d8516ad8a789b87c4745f

  • SHA256

    19c9add646a90d6b1c70e042d50a3ce3da3c576bc4e915958fd759291f71f573

  • SHA512

    129ff5061a607209b2570fd14ad757fd690c205cc9dbd3ed3e9c4123c29dc3e8cd400958a7469c55f9aea45a9db09e4e2854683425ad6cd9811f078328c250e0

  • SSDEEP

    1536:s8EcWv2ZfLIPL+YqZcM3oFlf/mv9Kz3TvayvCNAVZYIpiLj5/ICTop8/1j6bqa5c:rTZwM3off/mvAauCNAVOP5QHpxTYQ

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_19c9add646a90d6b1c70e042d50a3ce3da3c576bc4e915958fd759291f71f573

    • Size

      141KB

    • MD5

      e9e3aba9f2284b54073f08fdf7c28e59

    • SHA1

      0c5e5d05dac2bca6e05d8516ad8a789b87c4745f

    • SHA256

      19c9add646a90d6b1c70e042d50a3ce3da3c576bc4e915958fd759291f71f573

    • SHA512

      129ff5061a607209b2570fd14ad757fd690c205cc9dbd3ed3e9c4123c29dc3e8cd400958a7469c55f9aea45a9db09e4e2854683425ad6cd9811f078328c250e0

    • SSDEEP

      1536:s8EcWv2ZfLIPL+YqZcM3oFlf/mv9Kz3TvayvCNAVZYIpiLj5/ICTop8/1j6bqa5c:rTZwM3off/mvAauCNAVOP5QHpxTYQ

    • 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