General

  • Target

    f8f54aaae74e0086b1fa46b5a84db05c_JaffaCakes118

  • Size

    10.7MB

  • Sample

    240926-wyx7xateqb

  • MD5

    f8f54aaae74e0086b1fa46b5a84db05c

  • SHA1

    6cf69b369b4d509cf28bba17f2d5c301d53cb234

  • SHA256

    90399b9745d09290d97eb0ed45d5e518e79a4e31f8133502317fa7ce3b456bfb

  • SHA512

    37d14cf05f1d0603469b4c3cecb4517ec38bf5d22da6eb743f6d832b92ae62637f9231a2f1e01cf999ba50e3a5d858b59958e5be30f7e4d7ce734ea7ac24d980

  • SSDEEP

    6144:0POE0xjG9DJs6XBy+UP29MX6TERERERERERERERERERERERERERERERERERERERV:x1xS9RdUe9MX6

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      f8f54aaae74e0086b1fa46b5a84db05c_JaffaCakes118

    • Size

      10.7MB

    • MD5

      f8f54aaae74e0086b1fa46b5a84db05c

    • SHA1

      6cf69b369b4d509cf28bba17f2d5c301d53cb234

    • SHA256

      90399b9745d09290d97eb0ed45d5e518e79a4e31f8133502317fa7ce3b456bfb

    • SHA512

      37d14cf05f1d0603469b4c3cecb4517ec38bf5d22da6eb743f6d832b92ae62637f9231a2f1e01cf999ba50e3a5d858b59958e5be30f7e4d7ce734ea7ac24d980

    • SSDEEP

      6144:0POE0xjG9DJs6XBy+UP29MX6TERERERERERERERERERERERERERERERERERERERV:x1xS9RdUe9MX6

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks