General

  • Target
    dd2449cc99a8ebb87ee86c1500f97a41
  • Size 14.4MB
  • Sample240325-d6f99aaa4t
  • SHA256 6a7b41efa4831599f18fc65fef165a9fd49aa3210eb715a6253487d2bc7572dd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • 43.231.4.6

  • lazystax.ru

Targets

    • Target
      dd2449cc99a8ebb87ee86c1500f97a41
    • Size 14.4MB
    • SHA256 6a7b41efa4831599f18fc65fef165a9fd49aa3210eb715a6253487d2bc7572dd
    • 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