General

  • Target
    a5e61836d4ca8f4f5fca62b50f6387cb73875a8379598ce5b0bc4c49b51f71db
  • Size 204KB
  • Sample240901-eagrks1ank
  • SHA256 a5e61836d4ca8f4f5fca62b50f6387cb73875a8379598ce5b0bc4c49b51f71db
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      2b7385aa5abdda5bbf3da3fc48215fc837b3cd15270fc618ceac03bfb5c0ddca
    • Size 14.5MB
    • SHA256 2b7385aa5abdda5bbf3da3fc48215fc837b3cd15270fc618ceac03bfb5c0ddca
    • 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