General

  • Target

    JaffaCakes118_1e142136cd633cd5b79377d1dc5954f50a873e4b621b9cb0d31056e1db4a1417

  • Size

    305KB

  • Sample

    241228-16cndstmaq

  • MD5

    338ab2e152c81451b60b32cd347cc0f3

  • SHA1

    54667f010d3e818f5b66f391999d3c0a4b11b8ab

  • SHA256

    1e142136cd633cd5b79377d1dc5954f50a873e4b621b9cb0d31056e1db4a1417

  • SHA512

    7a47e567101158af61caceba109f51db6973129c37b2311b7766990dc4061c03e8597cf3cb9342fbe86601bbef68de92a7b47dcf2876bf2edccd5110d866f9d6

  • SSDEEP

    6144:0PgNS5Ym+loYI38ss45vSUmNe7niKz/LOvk:3NS5Ym+lu8745aUji

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_1e142136cd633cd5b79377d1dc5954f50a873e4b621b9cb0d31056e1db4a1417

    • Size

      305KB

    • MD5

      338ab2e152c81451b60b32cd347cc0f3

    • SHA1

      54667f010d3e818f5b66f391999d3c0a4b11b8ab

    • SHA256

      1e142136cd633cd5b79377d1dc5954f50a873e4b621b9cb0d31056e1db4a1417

    • SHA512

      7a47e567101158af61caceba109f51db6973129c37b2311b7766990dc4061c03e8597cf3cb9342fbe86601bbef68de92a7b47dcf2876bf2edccd5110d866f9d6

    • SSDEEP

      6144:0PgNS5Ym+loYI38ss45vSUmNe7niKz/LOvk:3NS5Ym+lu8745aUji

    • 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