General

  • Target

    98b62dd2b4b9fca257de75573823e2f5_JaffaCakes118

  • Size

    238KB

  • Sample

    241125-c5dbjatpcw

  • MD5

    98b62dd2b4b9fca257de75573823e2f5

  • SHA1

    ad30ee3dae22e935f8654bf82a58e445e82e8181

  • SHA256

    cd39da40f58c16195e18922921d7eef5b3002b7e1598b55af5ac48663c433529

  • SHA512

    05399acfa54357ce2e5e805e06648a0ba3a810635606597d070e5f9056410d8569d492781fb6039366aa96b12b5b14a9025dafda2cdd0d094cebae5abbd378da

  • SSDEEP

    6144:NNytwy0vP4gE/r4JSzyEc9T3M+0snM6rSuB:NI+XvP4Z4JSzyEg7r0snNB

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      98b62dd2b4b9fca257de75573823e2f5_JaffaCakes118

    • Size

      238KB

    • MD5

      98b62dd2b4b9fca257de75573823e2f5

    • SHA1

      ad30ee3dae22e935f8654bf82a58e445e82e8181

    • SHA256

      cd39da40f58c16195e18922921d7eef5b3002b7e1598b55af5ac48663c433529

    • SHA512

      05399acfa54357ce2e5e805e06648a0ba3a810635606597d070e5f9056410d8569d492781fb6039366aa96b12b5b14a9025dafda2cdd0d094cebae5abbd378da

    • SSDEEP

      6144:NNytwy0vP4gE/r4JSzyEc9T3M+0snM6rSuB:NI+XvP4Z4JSzyEg7r0snNB

    • 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