General

  • Target

    JaffaCakes118_45458daf16a9f56222038e23cd8665f9

  • Size

    13.3MB

  • Sample

    250101-dt3ygsvpfq

  • MD5

    45458daf16a9f56222038e23cd8665f9

  • SHA1

    c0880db345e5f94e5408707e7b495ab00ff6dc8c

  • SHA256

    dd74a7e347d234599ba9a11fbd4d16a26a8f433c386cd30979938c8c039c4cfa

  • SHA512

    f0154db0bca16aae19094f7f0236d91b4d49824b1a56c60bea75a19b9633490a578279eb290254c78ecbffa720c6dcdac191af34d1a2e6db046a95d292715231

  • SSDEEP

    98304:dY3333333333333333333333333333333333333333333333333333333333333H:d

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_45458daf16a9f56222038e23cd8665f9

    • Size

      13.3MB

    • MD5

      45458daf16a9f56222038e23cd8665f9

    • SHA1

      c0880db345e5f94e5408707e7b495ab00ff6dc8c

    • SHA256

      dd74a7e347d234599ba9a11fbd4d16a26a8f433c386cd30979938c8c039c4cfa

    • SHA512

      f0154db0bca16aae19094f7f0236d91b4d49824b1a56c60bea75a19b9633490a578279eb290254c78ecbffa720c6dcdac191af34d1a2e6db046a95d292715231

    • SSDEEP

      98304:dY3333333333333333333333333333333333333333333333333333333333333H:d

    • 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