General

  • Target

    JaffaCakes118_852603995775096c3faa3134eb1fa8ed

  • Size

    12.8MB

  • Sample

    250108-cgtzda1mer

  • MD5

    852603995775096c3faa3134eb1fa8ed

  • SHA1

    5a2954c23b57c72da533bdc66f6eb3d08b11e2b3

  • SHA256

    cdef47f8b918fee5ff8a3ca635beac2b775340a49cb7a3c16d1da1d36cc220fd

  • SHA512

    8e1ce66ec7bbc3d09c0259ebc950adf5aaa6d41bb16da49ba5b89bb1891a8a4d1e0502c463bf6ba0f5802c3ac65d7f3df508e08991625f17274ccc54418ee810

  • SSDEEP

    49152:cN8888888888888888888888888888888888888888888888888888888888888X:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_852603995775096c3faa3134eb1fa8ed

    • Size

      12.8MB

    • MD5

      852603995775096c3faa3134eb1fa8ed

    • SHA1

      5a2954c23b57c72da533bdc66f6eb3d08b11e2b3

    • SHA256

      cdef47f8b918fee5ff8a3ca635beac2b775340a49cb7a3c16d1da1d36cc220fd

    • SHA512

      8e1ce66ec7bbc3d09c0259ebc950adf5aaa6d41bb16da49ba5b89bb1891a8a4d1e0502c463bf6ba0f5802c3ac65d7f3df508e08991625f17274ccc54418ee810

    • SSDEEP

      49152:cN8888888888888888888888888888888888888888888888888888888888888X:

    • 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