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General

  • Target

    2570fd0805f9ef4070865a06a14ec7a0

  • Size

    13.2MB

  • Sample

    231231-df71aacfbl

  • MD5

    2570fd0805f9ef4070865a06a14ec7a0

  • SHA1

    164161104d9d8a343bff12048fdf578c6bbfc7f4

  • SHA256

    705a1a64abd45caa351fcdf99d7c7d30ccb7740b7e66eb5b892e16db4bb4bbf9

  • SHA512

    f3020219a4f1bcd7118b8579bc38dd9b56ed768d5596ed5e12791782c18a0665a8e0f29c61ca52c284860e73479acd38ac4b830507279a1d70e8adb1cb899355

  • SSDEEP

    12288:RB9zHI0G+1OD5eLRriDvvZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZz:RBRXLlo

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      2570fd0805f9ef4070865a06a14ec7a0

    • Size

      13.2MB

    • MD5

      2570fd0805f9ef4070865a06a14ec7a0

    • SHA1

      164161104d9d8a343bff12048fdf578c6bbfc7f4

    • SHA256

      705a1a64abd45caa351fcdf99d7c7d30ccb7740b7e66eb5b892e16db4bb4bbf9

    • SHA512

      f3020219a4f1bcd7118b8579bc38dd9b56ed768d5596ed5e12791782c18a0665a8e0f29c61ca52c284860e73479acd38ac4b830507279a1d70e8adb1cb899355

    • SSDEEP

      12288:RB9zHI0G+1OD5eLRriDvvZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZz:RBRXLlo

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks