General

  • Target

    ff34e4dde4edddb6811d5823ad8d1ff6_JaffaCakes118

  • Size

    11.6MB

  • Sample

    240421-nxzqcaae25

  • MD5

    ff34e4dde4edddb6811d5823ad8d1ff6

  • SHA1

    05e5557df156f030b9203c0f60cf946b74633c68

  • SHA256

    d14d3e5af0dd958586eebcfbf7b085c2ced151b2fc190d2d3d3703d032b45019

  • SHA512

    33e9770eff700d8544959c2d1caf171e37ac6f69ca9fffb066ec789cc8f2acff602607c692d1acca47d90881223544fb22b6f11aba51213eaeaf071f4582a729

  • SSDEEP

    49152:kBvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvn:k

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      ff34e4dde4edddb6811d5823ad8d1ff6_JaffaCakes118

    • Size

      11.6MB

    • MD5

      ff34e4dde4edddb6811d5823ad8d1ff6

    • SHA1

      05e5557df156f030b9203c0f60cf946b74633c68

    • SHA256

      d14d3e5af0dd958586eebcfbf7b085c2ced151b2fc190d2d3d3703d032b45019

    • SHA512

      33e9770eff700d8544959c2d1caf171e37ac6f69ca9fffb066ec789cc8f2acff602607c692d1acca47d90881223544fb22b6f11aba51213eaeaf071f4582a729

    • SSDEEP

      49152:kBvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvn:k

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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