General

  • Target

    6c19be479361d119caa214d5acef2232

  • Size

    11.2MB

  • Sample

    231226-nzgbsagda4

  • MD5

    6c19be479361d119caa214d5acef2232

  • SHA1

    55923b8e052d384e8f891989e530c6ad3796342f

  • SHA256

    db11c62d3ffd2a11e8631c7e641c66d7518de8cd8f091eba5861b33219709bf0

  • SHA512

    3cccbbe282f73962371fffba0c77275847c76c41e90236b4b8f0b1169283d8c0af724b361fbcd711efb45c73f32dc0721b0cdfa5be826e6568a1f80975f0caf9

  • SSDEEP

    49152:pitpppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp7:pi

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      6c19be479361d119caa214d5acef2232

    • Size

      11.2MB

    • MD5

      6c19be479361d119caa214d5acef2232

    • SHA1

      55923b8e052d384e8f891989e530c6ad3796342f

    • SHA256

      db11c62d3ffd2a11e8631c7e641c66d7518de8cd8f091eba5861b33219709bf0

    • SHA512

      3cccbbe282f73962371fffba0c77275847c76c41e90236b4b8f0b1169283d8c0af724b361fbcd711efb45c73f32dc0721b0cdfa5be826e6568a1f80975f0caf9

    • SSDEEP

      49152:pitpppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp7:pi

    • Tofsee

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

    • 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