General

  • Target

    086d569820100e59cb3709bb6c5ea5b1026861c52ff05c7d9afad992885f790fN

  • Size

    144KB

  • Sample

    241104-xfztfsverb

  • MD5

    79e36707abf82183a03e9d8dda3b3430

  • SHA1

    d986b8ba3ed36333f127b34842fc991713c4f5ac

  • SHA256

    086d569820100e59cb3709bb6c5ea5b1026861c52ff05c7d9afad992885f790f

  • SHA512

    26f0b48f09193014bd9fc5f1ede8df23979e4791ae47e6d4395656fa62d22a32435f43aba15e3f32facb4fdc24f2ed97305bebf1eb53bc5033bae82710e88b4d

  • SSDEEP

    3072:uaVP6HaGT5SR8fGzIpYDx1cTqO9lkS2jbxWGqSV3:uaGoEpWxSbGqSV3

Malware Config

Extracted

Family

tofsee

C2

91.218.39.211

188.130.237.44

91.204.162.103

188.165.132.183

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Targets

    • Target

      086d569820100e59cb3709bb6c5ea5b1026861c52ff05c7d9afad992885f790fN

    • Size

      144KB

    • MD5

      79e36707abf82183a03e9d8dda3b3430

    • SHA1

      d986b8ba3ed36333f127b34842fc991713c4f5ac

    • SHA256

      086d569820100e59cb3709bb6c5ea5b1026861c52ff05c7d9afad992885f790f

    • SHA512

      26f0b48f09193014bd9fc5f1ede8df23979e4791ae47e6d4395656fa62d22a32435f43aba15e3f32facb4fdc24f2ed97305bebf1eb53bc5033bae82710e88b4d

    • SSDEEP

      3072:uaVP6HaGT5SR8fGzIpYDx1cTqO9lkS2jbxWGqSV3:uaGoEpWxSbGqSV3

    • Tofsee

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

    • Tofsee family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks