General

  • Target

    JaffaCakes118_cdb4cf1445c3d7c32de55258685d9565ea268d7ddca0d64cf4c8c7600fa039b6

  • Size

    316KB

  • Sample

    241224-2v9z7azlcz

  • MD5

    43d834f11fd8031dbcbba48f168447fe

  • SHA1

    a66fa5a150db13a503f7bbe61349e230b70200ad

  • SHA256

    cdb4cf1445c3d7c32de55258685d9565ea268d7ddca0d64cf4c8c7600fa039b6

  • SHA512

    6aefca2f0b7bb4c41f986a730c1e13ef8cd71f9cd0883ae29fe1330bdc3972e5a0fcc1f7782f2a69ad4fcd77f653551e4aa5f397b2fccb00447f03d70252fbea

  • SSDEEP

    6144:p5NbF5iFmK7Tm8krgjIENQgLFDJHjYWwftZ2mi3tj:8FN7Tm8krgjIENQgLFDJDwfk39

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_cdb4cf1445c3d7c32de55258685d9565ea268d7ddca0d64cf4c8c7600fa039b6

    • Size

      316KB

    • MD5

      43d834f11fd8031dbcbba48f168447fe

    • SHA1

      a66fa5a150db13a503f7bbe61349e230b70200ad

    • SHA256

      cdb4cf1445c3d7c32de55258685d9565ea268d7ddca0d64cf4c8c7600fa039b6

    • SHA512

      6aefca2f0b7bb4c41f986a730c1e13ef8cd71f9cd0883ae29fe1330bdc3972e5a0fcc1f7782f2a69ad4fcd77f653551e4aa5f397b2fccb00447f03d70252fbea

    • SSDEEP

      6144:p5NbF5iFmK7Tm8krgjIENQgLFDJHjYWwftZ2mi3tj:8FN7Tm8krgjIENQgLFDJDwfk39

    • 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