General

  • Target

    JaffaCakes118_8976781b9e1d6f794b30de6a350d5d4c

  • Size

    12.2MB

  • Sample

    250105-ebs61aspgr

  • MD5

    8976781b9e1d6f794b30de6a350d5d4c

  • SHA1

    3a1c95ac27d57dbc147ffda590c9e6645a402619

  • SHA256

    e3dd0a078e3b5f532c6b5b3254eea71e4afac1eda00d349d6fc5582d2c3487e8

  • SHA512

    f98d91c0b7c1f2fe4bf777a7e850453710c5dd0129daa8b5bd2e94c689cf597424b2d87201068d73534dc794ffd145540888dfa84b9ac67b9a8c354b1c0be5b8

  • SSDEEP

    12288:MQ50bBoofipGZdIjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjH:MQTooy

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_8976781b9e1d6f794b30de6a350d5d4c

    • Size

      12.2MB

    • MD5

      8976781b9e1d6f794b30de6a350d5d4c

    • SHA1

      3a1c95ac27d57dbc147ffda590c9e6645a402619

    • SHA256

      e3dd0a078e3b5f532c6b5b3254eea71e4afac1eda00d349d6fc5582d2c3487e8

    • SHA512

      f98d91c0b7c1f2fe4bf777a7e850453710c5dd0129daa8b5bd2e94c689cf597424b2d87201068d73534dc794ffd145540888dfa84b9ac67b9a8c354b1c0be5b8

    • SSDEEP

      12288:MQ50bBoofipGZdIjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjH:MQTooy

    • 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