General

  • Target

    JaffaCakes118_db6ca7bd376d1e121e3e478d9d9fbda472e879b00b3fd572d431e977a454fb77

  • Size

    278KB

  • Sample

    241229-fwysnatlgm

  • MD5

    832eef8830ace04bfd53d05c524dca29

  • SHA1

    9ae9dd522717b19d905c9fdba1ec5a288a4e0ed4

  • SHA256

    db6ca7bd376d1e121e3e478d9d9fbda472e879b00b3fd572d431e977a454fb77

  • SHA512

    f428c31368b98965d9b93b6836f8e9163e5a744efe2ddff8fcaabc4980d92a645e48e106528a4532f2a9df6f48677d37765946149a38143fe2b59dad696506c0

  • SSDEEP

    3072:4J0Zp67yXQw8oNftX19+9u5U/uMcwfGzPHeuqAsBD4SYhb07FjsE/Sb9Ck7O8BEY:44DTNVQ/cbHeu6Bk/y7Fjn/XKOSEI

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_db6ca7bd376d1e121e3e478d9d9fbda472e879b00b3fd572d431e977a454fb77

    • Size

      278KB

    • MD5

      832eef8830ace04bfd53d05c524dca29

    • SHA1

      9ae9dd522717b19d905c9fdba1ec5a288a4e0ed4

    • SHA256

      db6ca7bd376d1e121e3e478d9d9fbda472e879b00b3fd572d431e977a454fb77

    • SHA512

      f428c31368b98965d9b93b6836f8e9163e5a744efe2ddff8fcaabc4980d92a645e48e106528a4532f2a9df6f48677d37765946149a38143fe2b59dad696506c0

    • SSDEEP

      3072:4J0Zp67yXQw8oNftX19+9u5U/uMcwfGzPHeuqAsBD4SYhb07FjsE/Sb9Ck7O8BEY:44DTNVQ/cbHeu6Bk/y7Fjn/XKOSEI

    • 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