General

  • Target

    JaffaCakes118_a278e4c790ac1ec17e6549ccb38c0113

  • Size

    10.0MB

  • Sample

    250108-qzs2pavjfn

  • MD5

    a278e4c790ac1ec17e6549ccb38c0113

  • SHA1

    6284ed2b4d460a6df65ce9a0ebd33e4783501033

  • SHA256

    d0978ac838d8b09d7ff16bb48f6f8cacde782a3850c72b6a43254125a3ade655

  • SHA512

    e2d8b191f6182f71794fa571dc3780020bbebc9fa1f3576b980583c8a2a2a8de3e376fa0850aa8d412610a09cf6e832c9ba075dba12e6f08d60efcb1e0c66461

  • SSDEEP

    12288:eZ93MVB6rNhb20I0Sq/bdcdKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK/:e73MVHJ0Sob

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_a278e4c790ac1ec17e6549ccb38c0113

    • Size

      10.0MB

    • MD5

      a278e4c790ac1ec17e6549ccb38c0113

    • SHA1

      6284ed2b4d460a6df65ce9a0ebd33e4783501033

    • SHA256

      d0978ac838d8b09d7ff16bb48f6f8cacde782a3850c72b6a43254125a3ade655

    • SHA512

      e2d8b191f6182f71794fa571dc3780020bbebc9fa1f3576b980583c8a2a2a8de3e376fa0850aa8d412610a09cf6e832c9ba075dba12e6f08d60efcb1e0c66461

    • SSDEEP

      12288:eZ93MVB6rNhb20I0Sq/bdcdKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK/:e73MVHJ0Sob

    • 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