General

  • Target

    f7337c874dc52cb9c05855846b4cc0c2_JaffaCakes118

  • Size

    10.4MB

  • Sample

    241216-elscfsvkhj

  • MD5

    f7337c874dc52cb9c05855846b4cc0c2

  • SHA1

    557ea34cad7f5de0f875220ea32f1891392362ae

  • SHA256

    8f4455c865efb65d8ff1395429873ebadb7f52e44da1398fa8ea6ee3e9cc0457

  • SHA512

    783aae33663a4db32f88ea6321a696103ba060b0776436f0aebfeff00a2672fb049dab66594a3809f7fc794d15d7e451bffb0c77f2eb2c39038ce4f808fb07fd

  • SSDEEP

    24576:DoGUbmtvDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD/:P9t

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f7337c874dc52cb9c05855846b4cc0c2_JaffaCakes118

    • Size

      10.4MB

    • MD5

      f7337c874dc52cb9c05855846b4cc0c2

    • SHA1

      557ea34cad7f5de0f875220ea32f1891392362ae

    • SHA256

      8f4455c865efb65d8ff1395429873ebadb7f52e44da1398fa8ea6ee3e9cc0457

    • SHA512

      783aae33663a4db32f88ea6321a696103ba060b0776436f0aebfeff00a2672fb049dab66594a3809f7fc794d15d7e451bffb0c77f2eb2c39038ce4f808fb07fd

    • SSDEEP

      24576:DoGUbmtvDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD/:P9t

    • 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