General

  • Target

    JaffaCakes118_c4464b306d676d84d4597682148ecfbcfb64eeb8516dcc24b447fb1ba42df847

  • Size

    244KB

  • Sample

    241227-be9rdaxlez

  • MD5

    ca1b0fab6b22d571f44f4e0b320b0c36

  • SHA1

    36db18567393b5467f562ab9266f7bcd6c08cc81

  • SHA256

    c4464b306d676d84d4597682148ecfbcfb64eeb8516dcc24b447fb1ba42df847

  • SHA512

    fb0f7c95a00ac0e6894c8ffcbe0de7b4c1430065fb63f7b0241a54521f28387024984070de81778869714c879520ea3df4d0e6a1d388f3815b31ba65be7dee4b

  • SSDEEP

    6144:LTZQCW0TZlWoHtNiVqFYcmW5jpkGk9Rc8:fZzTZlWqtEjcmc1kGr

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_c4464b306d676d84d4597682148ecfbcfb64eeb8516dcc24b447fb1ba42df847

    • Size

      244KB

    • MD5

      ca1b0fab6b22d571f44f4e0b320b0c36

    • SHA1

      36db18567393b5467f562ab9266f7bcd6c08cc81

    • SHA256

      c4464b306d676d84d4597682148ecfbcfb64eeb8516dcc24b447fb1ba42df847

    • SHA512

      fb0f7c95a00ac0e6894c8ffcbe0de7b4c1430065fb63f7b0241a54521f28387024984070de81778869714c879520ea3df4d0e6a1d388f3815b31ba65be7dee4b

    • SSDEEP

      6144:LTZQCW0TZlWoHtNiVqFYcmW5jpkGk9Rc8:fZzTZlWqtEjcmc1kGr

    • 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