General

  • Target

    JaffaCakes118_7b59084371e878c62a6b09ccf4bd82ff

  • Size

    14.1MB

  • Sample

    250107-1rrh1azqcv

  • MD5

    7b59084371e878c62a6b09ccf4bd82ff

  • SHA1

    57f2a5f62fde2b607d43de19d84958b6935a814a

  • SHA256

    12e184a9efc0897d7bec4c00b64355a5364faac11514f5fb6d2a8e3c2851c1b5

  • SHA512

    811b9ae6bea68ed73fd0251dcc756fffd95c0e891310978cd262f08667ae04ed811ee3b5f140a260b3b109770cea713b1d0907e43252c8af631dbc3033897309

  • SSDEEP

    98304:6wfDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDj:6w

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_7b59084371e878c62a6b09ccf4bd82ff

    • Size

      14.1MB

    • MD5

      7b59084371e878c62a6b09ccf4bd82ff

    • SHA1

      57f2a5f62fde2b607d43de19d84958b6935a814a

    • SHA256

      12e184a9efc0897d7bec4c00b64355a5364faac11514f5fb6d2a8e3c2851c1b5

    • SHA512

      811b9ae6bea68ed73fd0251dcc756fffd95c0e891310978cd262f08667ae04ed811ee3b5f140a260b3b109770cea713b1d0907e43252c8af631dbc3033897309

    • SSDEEP

      98304:6wfDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDj:6w

    • 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