General

  • Target

    JaffaCakes118_27366070a9e038ef805b5c77ac0d5a89

  • Size

    10.2MB

  • Sample

    241231-tmev3szrgm

  • MD5

    27366070a9e038ef805b5c77ac0d5a89

  • SHA1

    89a4274725bb495bb762b803d14fce437990f081

  • SHA256

    76fa8299b49e3b8ebc0ba2cd18511e79296c56d876207d746d8da9e78309f290

  • SHA512

    9eac9bc09fd92a9d68eef35872b42a36d5ce9eb2d6fa5960d88791e12436eb55f4369f449b5cd89fa45e3d6e3fed63afc64dd831c17d11db42ff053c23570cd4

  • SSDEEP

    6144:VpZQC4h2Yaltbf2O133EhKew3Oj2GYdK:LZ8altbfDEhFCfG

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_27366070a9e038ef805b5c77ac0d5a89

    • Size

      10.2MB

    • MD5

      27366070a9e038ef805b5c77ac0d5a89

    • SHA1

      89a4274725bb495bb762b803d14fce437990f081

    • SHA256

      76fa8299b49e3b8ebc0ba2cd18511e79296c56d876207d746d8da9e78309f290

    • SHA512

      9eac9bc09fd92a9d68eef35872b42a36d5ce9eb2d6fa5960d88791e12436eb55f4369f449b5cd89fa45e3d6e3fed63afc64dd831c17d11db42ff053c23570cd4

    • SSDEEP

      6144:VpZQC4h2Yaltbf2O133EhKew3Oj2GYdK:LZ8altbfDEhFCfG

    • 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