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General

  • Target

    ce3f7efb279c44bf3e7e5aede0b26d5e_JaffaCakes118

  • Size

    13.3MB

  • Sample

    240405-j3yysaff34

  • MD5

    ce3f7efb279c44bf3e7e5aede0b26d5e

  • SHA1

    23bfbf9c0e1e9bd68ca6fc593d1a83e81b8483de

  • SHA256

    89017198e6129785f853d829a30bdaeab8937cdd4ae26406a0c71a25957c414d

  • SHA512

    d49a2f47cc6966c289ed6ad92cffb7b750504626278f5072fa3dc0c198f641cae5d2812d3a29f74eef05f3769c68db6865a2e7d7031692564432f2eafd6441fb

  • SSDEEP

    196608:Z5qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqH:Z

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      ce3f7efb279c44bf3e7e5aede0b26d5e_JaffaCakes118

    • Size

      13.3MB

    • MD5

      ce3f7efb279c44bf3e7e5aede0b26d5e

    • SHA1

      23bfbf9c0e1e9bd68ca6fc593d1a83e81b8483de

    • SHA256

      89017198e6129785f853d829a30bdaeab8937cdd4ae26406a0c71a25957c414d

    • SHA512

      d49a2f47cc6966c289ed6ad92cffb7b750504626278f5072fa3dc0c198f641cae5d2812d3a29f74eef05f3769c68db6865a2e7d7031692564432f2eafd6441fb

    • SSDEEP

      196608:Z5qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqH:Z

    • 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