General

  • Target

    JaffaCakes118_162dc8ca7cc9e517969a977e2860b6648602b6006491787d5d80001bc1518fa7

  • Size

    243KB

  • Sample

    241222-cws1mazmek

  • MD5

    3252bf56b75b465acbb31cc4dba7daa0

  • SHA1

    bb5e8c04d3f135e529777ea59afa9733dcdb9ae1

  • SHA256

    162dc8ca7cc9e517969a977e2860b6648602b6006491787d5d80001bc1518fa7

  • SHA512

    622d44a2429945a5c0820581654c9eeb2b41960f6c9f560dee3f86f6599be997ef58a946e90ac2427a691b6de6f45c77d8b404b3d507276867bec18c5ba7d56e

  • SSDEEP

    6144:XaZQFbqbPXvUCL7qa97wA5yao5ZYnuV8cKi3ZfM:qZxbPXcCLWVA57rk8Ct

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_162dc8ca7cc9e517969a977e2860b6648602b6006491787d5d80001bc1518fa7

    • Size

      243KB

    • MD5

      3252bf56b75b465acbb31cc4dba7daa0

    • SHA1

      bb5e8c04d3f135e529777ea59afa9733dcdb9ae1

    • SHA256

      162dc8ca7cc9e517969a977e2860b6648602b6006491787d5d80001bc1518fa7

    • SHA512

      622d44a2429945a5c0820581654c9eeb2b41960f6c9f560dee3f86f6599be997ef58a946e90ac2427a691b6de6f45c77d8b404b3d507276867bec18c5ba7d56e

    • SSDEEP

      6144:XaZQFbqbPXvUCL7qa97wA5yao5ZYnuV8cKi3ZfM:qZxbPXcCLWVA57rk8Ct

    • 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