General

  • Target

    JaffaCakes118_e207052ca4cc6e6eb1399833bbaabe19196ed6da4630b6d2bf6921de6b2414de

  • Size

    211KB

  • Sample

    241229-1vadwsxqev

  • MD5

    bc894bba00f2e0828016e6f50f15225f

  • SHA1

    924afecad4084572d6a1ee0d605b371870340fc6

  • SHA256

    e207052ca4cc6e6eb1399833bbaabe19196ed6da4630b6d2bf6921de6b2414de

  • SHA512

    3706ca03998a2d0927410993b6adb9e45376fbec6df4dd927c1fd38413a43324f99d3005dc271902cc67bd83789c8ae0ab679a83d613df2544093490ac7380bb

  • SSDEEP

    3072:wSmTyA3g9f0qZxL81oIZJ1Xy0frj0LspfmeXPnr+bZPwrSx1sIb8G0dnuhgC:wSmhgbZxLkJE0fX0QZSbkSx1sIum

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_e207052ca4cc6e6eb1399833bbaabe19196ed6da4630b6d2bf6921de6b2414de

    • Size

      211KB

    • MD5

      bc894bba00f2e0828016e6f50f15225f

    • SHA1

      924afecad4084572d6a1ee0d605b371870340fc6

    • SHA256

      e207052ca4cc6e6eb1399833bbaabe19196ed6da4630b6d2bf6921de6b2414de

    • SHA512

      3706ca03998a2d0927410993b6adb9e45376fbec6df4dd927c1fd38413a43324f99d3005dc271902cc67bd83789c8ae0ab679a83d613df2544093490ac7380bb

    • SSDEEP

      3072:wSmTyA3g9f0qZxL81oIZJ1Xy0frj0LspfmeXPnr+bZPwrSx1sIb8G0dnuhgC:wSmhgbZxLkJE0fX0QZSbkSx1sIum

    • 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