General

  • Target

    JaffaCakes118_149a9e09d9ae785e2143685d52fe50243e0b981cf5ad5890fb6b80818ca80328

  • Size

    245KB

  • Sample

    241226-1ndsqs1rfq

  • MD5

    5d66b3351af42903b27bcb20cb3d0ab4

  • SHA1

    247621e2325573507fdb548943a4533c4a956c4c

  • SHA256

    149a9e09d9ae785e2143685d52fe50243e0b981cf5ad5890fb6b80818ca80328

  • SHA512

    ec4086c62a5fc68e103ad4b929358240092194bfd6709995724118df0c685a49ecbed4502ae86d65eb5d945f2f097ad3eba446c12247e69aafdffefa254e37b7

  • SSDEEP

    6144:G2xmE8GXkonz4RMSwuzbgwu6QigabwVf:G0mE807nJunn5

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_149a9e09d9ae785e2143685d52fe50243e0b981cf5ad5890fb6b80818ca80328

    • Size

      245KB

    • MD5

      5d66b3351af42903b27bcb20cb3d0ab4

    • SHA1

      247621e2325573507fdb548943a4533c4a956c4c

    • SHA256

      149a9e09d9ae785e2143685d52fe50243e0b981cf5ad5890fb6b80818ca80328

    • SHA512

      ec4086c62a5fc68e103ad4b929358240092194bfd6709995724118df0c685a49ecbed4502ae86d65eb5d945f2f097ad3eba446c12247e69aafdffefa254e37b7

    • SSDEEP

      6144:G2xmE8GXkonz4RMSwuzbgwu6QigabwVf:G0mE807nJunn5

    • 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