General

  • Target

    JaffaCakes118_772bdbb465119d7bbfa6a13e810c3a2e

  • Size

    14.6MB

  • Sample

    250107-y1xp9swrby

  • MD5

    772bdbb465119d7bbfa6a13e810c3a2e

  • SHA1

    3b447f7291920c539923a9a984250d0bcd40f2cf

  • SHA256

    fb7c07b8e03f0d46bf01026bfca1fbf7a34697f105cec26b55cc55062b52cc1b

  • SHA512

    a9cd2c0cfb7b887c017a28511fa72c215ef20500295ff00787166c9e1835fadc17da3e451150d52a492141525461d215ccd6fbb601068da1b20a9f2ac385bf04

  • SSDEEP

    49152:okHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_772bdbb465119d7bbfa6a13e810c3a2e

    • Size

      14.6MB

    • MD5

      772bdbb465119d7bbfa6a13e810c3a2e

    • SHA1

      3b447f7291920c539923a9a984250d0bcd40f2cf

    • SHA256

      fb7c07b8e03f0d46bf01026bfca1fbf7a34697f105cec26b55cc55062b52cc1b

    • SHA512

      a9cd2c0cfb7b887c017a28511fa72c215ef20500295ff00787166c9e1835fadc17da3e451150d52a492141525461d215ccd6fbb601068da1b20a9f2ac385bf04

    • SSDEEP

      49152:okHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

    • 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