General

  • Target

    JaffaCakes118_0454f772bdaedebddddb0919b3d4fe7675d8fde17444778c27ac4c4ac65a6fa5

  • Size

    271KB

  • Sample

    241225-bqe15stjhn

  • MD5

    d10661dfbee9320316539edd6c2d1583

  • SHA1

    eef33f22896d6393bba58445c75eae9d73d57b2c

  • SHA256

    0454f772bdaedebddddb0919b3d4fe7675d8fde17444778c27ac4c4ac65a6fa5

  • SHA512

    1b242e28fbb0d1299a6b59044b82d6e395c3c61300d5d312b626d3f7aa7c758f92666813d1cfef41ab4a1486cd9a922dd232cd96d53bf238810b5ed3d8cde58b

  • SSDEEP

    6144:9HFo/Rtx8btjppCB9xqiF8ASn0zl19pDJO:VC/Rtxehuj8nn0B19b

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_0454f772bdaedebddddb0919b3d4fe7675d8fde17444778c27ac4c4ac65a6fa5

    • Size

      271KB

    • MD5

      d10661dfbee9320316539edd6c2d1583

    • SHA1

      eef33f22896d6393bba58445c75eae9d73d57b2c

    • SHA256

      0454f772bdaedebddddb0919b3d4fe7675d8fde17444778c27ac4c4ac65a6fa5

    • SHA512

      1b242e28fbb0d1299a6b59044b82d6e395c3c61300d5d312b626d3f7aa7c758f92666813d1cfef41ab4a1486cd9a922dd232cd96d53bf238810b5ed3d8cde58b

    • SSDEEP

      6144:9HFo/Rtx8btjppCB9xqiF8ASn0zl19pDJO:VC/Rtxehuj8nn0B19b

    • 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