General

  • Target

    2b99688c1f763affe8a85e2cc71221d9_JaffaCakes118

  • Size

    11.6MB

  • Sample

    241009-f2bv3swgnf

  • MD5

    2b99688c1f763affe8a85e2cc71221d9

  • SHA1

    0c9c739ce47c42a34b9c6d2d35d86b1f4e932d70

  • SHA256

    76497357675e0c88783153ee6af68abc7957862e1a007764594ce564efdb7ba1

  • SHA512

    e0265c40c128168c94ffa6f37e76c545ea84445c3fb54e1522a85eb0772f5bc78084868534c8406565cc39a6d020e7b9c3fcf9ab49a4f99bb2a9c3b31643fd24

  • SSDEEP

    24576:nBYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYP:n

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      2b99688c1f763affe8a85e2cc71221d9_JaffaCakes118

    • Size

      11.6MB

    • MD5

      2b99688c1f763affe8a85e2cc71221d9

    • SHA1

      0c9c739ce47c42a34b9c6d2d35d86b1f4e932d70

    • SHA256

      76497357675e0c88783153ee6af68abc7957862e1a007764594ce564efdb7ba1

    • SHA512

      e0265c40c128168c94ffa6f37e76c545ea84445c3fb54e1522a85eb0772f5bc78084868534c8406565cc39a6d020e7b9c3fcf9ab49a4f99bb2a9c3b31643fd24

    • SSDEEP

      24576:nBYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYP:n

    • 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