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General

  • Target

    2025-02-03_83e82423b4283fbba8c2a0826833314b_mafia

  • Size

    14.7MB

  • Sample

    250203-z3s1javqfp

  • MD5

    83e82423b4283fbba8c2a0826833314b

  • SHA1

    6e2fee4e8d675d94f85d7b50ad0594e7fc978f06

  • SHA256

    3f9a78351494a13f1dcd0d06b71f86a660ba6cff38c8d0fa3db962153ffcd173

  • SHA512

    5915c2ed839c5195febcd16485094a1e34014d03194ac5656560af87e65b4c2e886a1e79ab7a73ccb629c3732a57bd766f3874ec48a9417bed96c3531d5eb3d3

  • SSDEEP

    24576:REfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ:qfot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-03_83e82423b4283fbba8c2a0826833314b_mafia

    • Size

      14.7MB

    • MD5

      83e82423b4283fbba8c2a0826833314b

    • SHA1

      6e2fee4e8d675d94f85d7b50ad0594e7fc978f06

    • SHA256

      3f9a78351494a13f1dcd0d06b71f86a660ba6cff38c8d0fa3db962153ffcd173

    • SHA512

      5915c2ed839c5195febcd16485094a1e34014d03194ac5656560af87e65b4c2e886a1e79ab7a73ccb629c3732a57bd766f3874ec48a9417bed96c3531d5eb3d3

    • SSDEEP

      24576:REfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ:qfot

    • 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