General

  • Target

    JaffaCakes118_67276ea315c4611e56a18ea101a6b27469386a7592364fdfa9289e13b967a323

  • Size

    164KB

  • Sample

    241222-dna1hs1pbp

  • MD5

    c5ced48e65de6d707160b2e71df898f2

  • SHA1

    0c4101e6c378d70d6e145516ff46b443aff92ea4

  • SHA256

    67276ea315c4611e56a18ea101a6b27469386a7592364fdfa9289e13b967a323

  • SHA512

    57c5a7483fc31362d691af236d3f371668aa6b3031a8e4108ebf5d8f3992bec7a00b6755e6471f9568b368aa88b1154874aaa0d50fc3c38fb74a25f2240ceacf

  • SSDEEP

    1536:BsnEEYSamXQT/PLvQtTZp9wO7BM1NvUGgwyIBtP6fm3dLi5wIbVm78d6ccJ+Rook:BhqQQBZZygw7BtfNLi57XWJS9H6Y

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_67276ea315c4611e56a18ea101a6b27469386a7592364fdfa9289e13b967a323

    • Size

      164KB

    • MD5

      c5ced48e65de6d707160b2e71df898f2

    • SHA1

      0c4101e6c378d70d6e145516ff46b443aff92ea4

    • SHA256

      67276ea315c4611e56a18ea101a6b27469386a7592364fdfa9289e13b967a323

    • SHA512

      57c5a7483fc31362d691af236d3f371668aa6b3031a8e4108ebf5d8f3992bec7a00b6755e6471f9568b368aa88b1154874aaa0d50fc3c38fb74a25f2240ceacf

    • SSDEEP

      1536:BsnEEYSamXQT/PLvQtTZp9wO7BM1NvUGgwyIBtP6fm3dLi5wIbVm78d6ccJ+Rook:BhqQQBZZygw7BtfNLi57XWJS9H6Y

    • 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