General

  • Target

    JaffaCakes118_4f28ab7614dc47f892c3d476cd540f4ee324f2efb32daee95bb428745e3b44de

  • Size

    306KB

  • Sample

    241229-q7ybdasrfj

  • MD5

    50fadce28851aab25ceadb4d54453426

  • SHA1

    4f7b3c131c44efc365029007a32bd470fb5348f1

  • SHA256

    4f28ab7614dc47f892c3d476cd540f4ee324f2efb32daee95bb428745e3b44de

  • SHA512

    d7d287e9bc89675695fcf8bf8e5c50e0261f1612df0d246232df1fb54a54b3e9a4460ba50cdf9ef592d5a84614042480e1efd19503422e3ffc143abf35f5a550

  • SSDEEP

    6144:Uhd3vPPjpZIcFjIavb49lUW6WBVJFGMXBqJ:c3vPPjpZfFw9l2wVDGg

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_4f28ab7614dc47f892c3d476cd540f4ee324f2efb32daee95bb428745e3b44de

    • Size

      306KB

    • MD5

      50fadce28851aab25ceadb4d54453426

    • SHA1

      4f7b3c131c44efc365029007a32bd470fb5348f1

    • SHA256

      4f28ab7614dc47f892c3d476cd540f4ee324f2efb32daee95bb428745e3b44de

    • SHA512

      d7d287e9bc89675695fcf8bf8e5c50e0261f1612df0d246232df1fb54a54b3e9a4460ba50cdf9ef592d5a84614042480e1efd19503422e3ffc143abf35f5a550

    • SSDEEP

      6144:Uhd3vPPjpZIcFjIavb49lUW6WBVJFGMXBqJ:c3vPPjpZfFw9l2wVDGg

    • 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