General

  • Target

    JaffaCakes118_a9785cc2161ee3a09be004bc8346b6d121beaee526de903c66e465178b39471d

  • Size

    153KB

  • Sample

    241222-ffnmratqcz

  • MD5

    18e44b2036f311423755b28f21676f82

  • SHA1

    34fffe3ca810d3a4850e60b108bf8b0d140f2c9d

  • SHA256

    a9785cc2161ee3a09be004bc8346b6d121beaee526de903c66e465178b39471d

  • SHA512

    927baa57a78dc23f6b9f64cc3fd693db79f7580dd906c6cdebb88a7d539ceede2a5583b8bf15e91d162d3b66833bf568f55b48557466af33f281e80548521126

  • SSDEEP

    1536:g3XTaOHdVEPuyp3GwwsMoqOhvQ87hKWng68gp5ZSuxgRJ355VfyvPt/CD6H:gzamdxyDwGr7hK4z8gp5iL35r6v0O

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_a9785cc2161ee3a09be004bc8346b6d121beaee526de903c66e465178b39471d

    • Size

      153KB

    • MD5

      18e44b2036f311423755b28f21676f82

    • SHA1

      34fffe3ca810d3a4850e60b108bf8b0d140f2c9d

    • SHA256

      a9785cc2161ee3a09be004bc8346b6d121beaee526de903c66e465178b39471d

    • SHA512

      927baa57a78dc23f6b9f64cc3fd693db79f7580dd906c6cdebb88a7d539ceede2a5583b8bf15e91d162d3b66833bf568f55b48557466af33f281e80548521126

    • SSDEEP

      1536:g3XTaOHdVEPuyp3GwwsMoqOhvQ87hKWng68gp5ZSuxgRJ355VfyvPt/CD6H:gzamdxyDwGr7hK4z8gp5iL35r6v0O

    • 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