General

  • Target

    d00c99b9f288f44b0ec8fdf5cea5e825_JaffaCakes118

  • Size

    13.2MB

  • Sample

    240906-vsl21sybpj

  • MD5

    d00c99b9f288f44b0ec8fdf5cea5e825

  • SHA1

    42fc05b2a1a94ae6ebf7a33636a14c083601da0a

  • SHA256

    a70e2a08fe6c8b63eeb217dc9cf3731f70cb41c0c683f57fdfeb5039fceafbf9

  • SHA512

    2e92a6626e745d05436bd6f93dc35d6007581d078dfb7542dbd82ad2193b1d023bee2be4927d8fc7d0de11c86d23f4bcf2421823b4ccdc254877f358d3541abc

  • SSDEEP

    24576:w8l6/KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKq:t

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      d00c99b9f288f44b0ec8fdf5cea5e825_JaffaCakes118

    • Size

      13.2MB

    • MD5

      d00c99b9f288f44b0ec8fdf5cea5e825

    • SHA1

      42fc05b2a1a94ae6ebf7a33636a14c083601da0a

    • SHA256

      a70e2a08fe6c8b63eeb217dc9cf3731f70cb41c0c683f57fdfeb5039fceafbf9

    • SHA512

      2e92a6626e745d05436bd6f93dc35d6007581d078dfb7542dbd82ad2193b1d023bee2be4927d8fc7d0de11c86d23f4bcf2421823b4ccdc254877f358d3541abc

    • SSDEEP

      24576:w8l6/KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKq:t

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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