General

  • Target
    f9ec5ae920b6df2fdc1fc070bd598b1a_JaffaCakes118
  • Size 14.7MB
  • Sample240419-khwtcsdh5t
  • SHA256 6670134716742f25ab7cfdb33b8c7f0bf13b7d1e91e7874dc20453e4db6ac5d2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • 43.231.4.7

  • lazystax.ru

Targets

    • Target
      f9ec5ae920b6df2fdc1fc070bd598b1a_JaffaCakes118
    • Size 14.7MB
    • SHA256 6670134716742f25ab7cfdb33b8c7f0bf13b7d1e91e7874dc20453e4db6ac5d2
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

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

    • 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