General

  • Target

    8bf29e23ac410a61aa52ba419821c5d1_JaffaCakes118

  • Size

    13.1MB

  • Sample

    241103-rvq7zavrd1

  • MD5

    8bf29e23ac410a61aa52ba419821c5d1

  • SHA1

    cd8925a8e7be90c55a982bdb20dbbec7d6faae5d

  • SHA256

    88c517b3794e1eba582c7f65f417929aac425dfcbd4b4856fe30fbb7d10dda69

  • SHA512

    36a8039d962ec7375d8eb0f95fa20d38edb742e47aa9ee1232d25ed558ebc205dd211cc1ea277ee73330bc66460ea6babe2f8aba91e45aac0e2db5ff98e48ae9

  • SSDEEP

    6144:crZQVnJzxj5nP76vk7wQ6udJm1lzvGCUWlnpj:QZ2zxj5nPmRQ6QgjzOCnl

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      8bf29e23ac410a61aa52ba419821c5d1_JaffaCakes118

    • Size

      13.1MB

    • MD5

      8bf29e23ac410a61aa52ba419821c5d1

    • SHA1

      cd8925a8e7be90c55a982bdb20dbbec7d6faae5d

    • SHA256

      88c517b3794e1eba582c7f65f417929aac425dfcbd4b4856fe30fbb7d10dda69

    • SHA512

      36a8039d962ec7375d8eb0f95fa20d38edb742e47aa9ee1232d25ed558ebc205dd211cc1ea277ee73330bc66460ea6babe2f8aba91e45aac0e2db5ff98e48ae9

    • SSDEEP

      6144:crZQVnJzxj5nP76vk7wQ6udJm1lzvGCUWlnpj:QZ2zxj5nPmRQ6QgjzOCnl

    • 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