General

  • Target

    2024-12-31_8da83671c70dd3418c8a12e7ce843a1f_mafia

  • Size

    14.7MB

  • Sample

    241231-xyj6qavlfs

  • MD5

    8da83671c70dd3418c8a12e7ce843a1f

  • SHA1

    017fde4f6b60921dde0ccd17a3430d3216103b59

  • SHA256

    efe191b41e57d2fec261f7f1884ec74b27b93785f604b4fe20a2185352f3e0a3

  • SHA512

    168780b8fb2d37cf4beaeb7229bcdd872129c02e1cc32d485684528bab4f263c2e96da02d79710d41b0f72a572a50d4557b2a33dec023cdd1ce174e86ea00541

  • SSDEEP

    3072:4LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:1OMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2024-12-31_8da83671c70dd3418c8a12e7ce843a1f_mafia

    • Size

      14.7MB

    • MD5

      8da83671c70dd3418c8a12e7ce843a1f

    • SHA1

      017fde4f6b60921dde0ccd17a3430d3216103b59

    • SHA256

      efe191b41e57d2fec261f7f1884ec74b27b93785f604b4fe20a2185352f3e0a3

    • SHA512

      168780b8fb2d37cf4beaeb7229bcdd872129c02e1cc32d485684528bab4f263c2e96da02d79710d41b0f72a572a50d4557b2a33dec023cdd1ce174e86ea00541

    • SSDEEP

      3072:4LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:1OMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • 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