General

  • Target

    JaffaCakes118_88f3d40feec95d20183876907c7d0588b1cb2da778fbad1b698ee2baa8126b90

  • Size

    257KB

  • Sample

    241222-lms4pstlan

  • MD5

    adcb18a3e4453106ece75a6f10668aca

  • SHA1

    80ac8879cb657167b740fd9cc92457cb4b911f8e

  • SHA256

    88f3d40feec95d20183876907c7d0588b1cb2da778fbad1b698ee2baa8126b90

  • SHA512

    2965869d8a4305cc852f229a7d320a5fad21cd06739881183ff1c7ca261f1ddcb4c72f3c248e9f5afe34acb14bcb0b4bfd099b570029b2eb35af9293bc4b20d7

  • SSDEEP

    6144:vv9dBGUFJFctQpYMCbTh3Sew3+Ubw9koXpDCoIK:v1rLFJFdpMZSJb0JDIK

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_88f3d40feec95d20183876907c7d0588b1cb2da778fbad1b698ee2baa8126b90

    • Size

      257KB

    • MD5

      adcb18a3e4453106ece75a6f10668aca

    • SHA1

      80ac8879cb657167b740fd9cc92457cb4b911f8e

    • SHA256

      88f3d40feec95d20183876907c7d0588b1cb2da778fbad1b698ee2baa8126b90

    • SHA512

      2965869d8a4305cc852f229a7d320a5fad21cd06739881183ff1c7ca261f1ddcb4c72f3c248e9f5afe34acb14bcb0b4bfd099b570029b2eb35af9293bc4b20d7

    • SSDEEP

      6144:vv9dBGUFJFctQpYMCbTh3Sew3+Ubw9koXpDCoIK:v1rLFJFdpMZSJb0JDIK

    • 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