General

  • Target

    JaffaCakes118_b2d49955cd044928d499e29bb44d312e307c40c0d6915827b7adb5f1a6baf24a

  • Size

    187KB

  • Sample

    241229-h45maawmex

  • MD5

    be6f567dda80049643af2663e424738a

  • SHA1

    9edb7aadb0c618f47a9a41ea08fc3e84be85969b

  • SHA256

    b2d49955cd044928d499e29bb44d312e307c40c0d6915827b7adb5f1a6baf24a

  • SHA512

    67ab92315ef0aae0903027c272c5c50418a15cd747de49a599444120ad86366ba4e870098a4d1a1f35f41b9a7897f3d6986ae85e965eb0d3514fc71dd58b740c

  • SSDEEP

    3072:j7GjEiHnGPtAA/7Lc5nXn7I9bfBopMTcDcCgjopZa9uD6Vdyhkp:oEiHnGPTzLcVOBgKVcwVf

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_b2d49955cd044928d499e29bb44d312e307c40c0d6915827b7adb5f1a6baf24a

    • Size

      187KB

    • MD5

      be6f567dda80049643af2663e424738a

    • SHA1

      9edb7aadb0c618f47a9a41ea08fc3e84be85969b

    • SHA256

      b2d49955cd044928d499e29bb44d312e307c40c0d6915827b7adb5f1a6baf24a

    • SHA512

      67ab92315ef0aae0903027c272c5c50418a15cd747de49a599444120ad86366ba4e870098a4d1a1f35f41b9a7897f3d6986ae85e965eb0d3514fc71dd58b740c

    • SSDEEP

      3072:j7GjEiHnGPtAA/7Lc5nXn7I9bfBopMTcDcCgjopZa9uD6Vdyhkp:oEiHnGPTzLcVOBgKVcwVf

    • 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