General

  • Target

    JaffaCakes118_a0990e14693094968d8c4d477e4af16c

  • Size

    13.5MB

  • Sample

    250108-p6tfcssrfj

  • MD5

    a0990e14693094968d8c4d477e4af16c

  • SHA1

    be2d58786c4208d854a72c8a136b7a9e9a3d3d84

  • SHA256

    2f2d7e013231cda4388c4615e51bad3f9afe6c2f023543ad66501bee6ff7dc38

  • SHA512

    9fcf21dcafdeddeab72b43b56519e5940f27e8a6fe33d01dc71a9e0326bf6a5fbae5286778bb2e7ab0d1a03f9766a5852f43cabf967b8704527d6aabd3db6d7f

  • SSDEEP

    49152:gzPOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO:g

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_a0990e14693094968d8c4d477e4af16c

    • Size

      13.5MB

    • MD5

      a0990e14693094968d8c4d477e4af16c

    • SHA1

      be2d58786c4208d854a72c8a136b7a9e9a3d3d84

    • SHA256

      2f2d7e013231cda4388c4615e51bad3f9afe6c2f023543ad66501bee6ff7dc38

    • SHA512

      9fcf21dcafdeddeab72b43b56519e5940f27e8a6fe33d01dc71a9e0326bf6a5fbae5286778bb2e7ab0d1a03f9766a5852f43cabf967b8704527d6aabd3db6d7f

    • SSDEEP

      49152:gzPOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO:g

    • 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