General

  • Target

    39da0555f5c4ad1f89d9e718ec73822f.bin

  • Size

    14.8MB

  • Sample

    240701-b1gmqawaln

  • MD5

    39da0555f5c4ad1f89d9e718ec73822f

  • SHA1

    8abd6a946f9d97af83829cdb65283f48acd860eb

  • SHA256

    d603acfc491fc6aef164ec80eed5039fbfb5a8ae381869b3aa590227a0d4104b

  • SHA512

    210b6dcef0d5d185f680083259f76b55cc17109d1e60a88689ba24f33a65bdb9719f76b5b95d8c8ecaee61eda172497aefe566ec511e6b8494edd1843fbc1fe7

  • SSDEEP

    6144:c+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:c+r1IeSXMXc7LlxWV4Ug97GZ+ej

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      39da0555f5c4ad1f89d9e718ec73822f.bin

    • Size

      14.8MB

    • MD5

      39da0555f5c4ad1f89d9e718ec73822f

    • SHA1

      8abd6a946f9d97af83829cdb65283f48acd860eb

    • SHA256

      d603acfc491fc6aef164ec80eed5039fbfb5a8ae381869b3aa590227a0d4104b

    • SHA512

      210b6dcef0d5d185f680083259f76b55cc17109d1e60a88689ba24f33a65bdb9719f76b5b95d8c8ecaee61eda172497aefe566ec511e6b8494edd1843fbc1fe7

    • SSDEEP

      6144:c+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:c+r1IeSXMXc7LlxWV4Ug97GZ+ej

    • 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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks