General

  • Target

    JaffaCakes118_274b3c536ebcb446ca777abe139dba4b712d9b334e15608a5c3331deec2935e3

  • Size

    317KB

  • Sample

    241224-vtswyssnf1

  • MD5

    0e2a6c2b461933c7a1e7a048ee1f5b25

  • SHA1

    a8fede94148338f469399d62fe5f72aad45f8699

  • SHA256

    274b3c536ebcb446ca777abe139dba4b712d9b334e15608a5c3331deec2935e3

  • SHA512

    95f3bdd286a185e3cd2c3e7b5bec5f53cfbf262254618527f8a183ac1055a581b1dc612b0464da76de3241abd8ca68d6f0779a59a9c06a6db37fb1a64bbc76ad

  • SSDEEP

    6144:jOTe/jixL46Z2Lbf/j9A1wn5qJL6d54POOhxxdeTr/ekI:jyc6Z2LjjCL6dIzxd6L

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_274b3c536ebcb446ca777abe139dba4b712d9b334e15608a5c3331deec2935e3

    • Size

      317KB

    • MD5

      0e2a6c2b461933c7a1e7a048ee1f5b25

    • SHA1

      a8fede94148338f469399d62fe5f72aad45f8699

    • SHA256

      274b3c536ebcb446ca777abe139dba4b712d9b334e15608a5c3331deec2935e3

    • SHA512

      95f3bdd286a185e3cd2c3e7b5bec5f53cfbf262254618527f8a183ac1055a581b1dc612b0464da76de3241abd8ca68d6f0779a59a9c06a6db37fb1a64bbc76ad

    • SSDEEP

      6144:jOTe/jixL46Z2Lbf/j9A1wn5qJL6d54POOhxxdeTr/ekI:jyc6Z2LjjCL6dIzxd6L

    • 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