General

  • Target

    JaffaCakes118_82e5672e4354e66588d70ab01d6323a07e88e3acab3fbf89b3866982a50f3721

  • Size

    243KB

  • Sample

    241221-2bslss1qd1

  • MD5

    0fba569148e3b4758882dca911ad7fa8

  • SHA1

    09c8755dfe3f733d5deaafe60ad92b47907f7d9c

  • SHA256

    82e5672e4354e66588d70ab01d6323a07e88e3acab3fbf89b3866982a50f3721

  • SHA512

    4af517ba9d0b30fe49bbcc69adc71357f2c19b48870366a97f8c1a19627ecc811233cac98395a16694cbc2409f1e85d921e14775507a42c36d491013faca681b

  • SSDEEP

    6144:DQZQphhKlXyYNadG6717PUJN5xmCos7SmQ751CetXH:sZDXyYNaT7cHLosSlh

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_82e5672e4354e66588d70ab01d6323a07e88e3acab3fbf89b3866982a50f3721

    • Size

      243KB

    • MD5

      0fba569148e3b4758882dca911ad7fa8

    • SHA1

      09c8755dfe3f733d5deaafe60ad92b47907f7d9c

    • SHA256

      82e5672e4354e66588d70ab01d6323a07e88e3acab3fbf89b3866982a50f3721

    • SHA512

      4af517ba9d0b30fe49bbcc69adc71357f2c19b48870366a97f8c1a19627ecc811233cac98395a16694cbc2409f1e85d921e14775507a42c36d491013faca681b

    • SSDEEP

      6144:DQZQphhKlXyYNadG6717PUJN5xmCos7SmQ751CetXH:sZDXyYNaT7cHLosSlh

    • 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