General

  • Target

    de6b0434de35cf7e80ca010ea9c0bd03

  • Size

    10.7MB

  • Sample

    240325-tnm8vafd3v

  • MD5

    de6b0434de35cf7e80ca010ea9c0bd03

  • SHA1

    1465db214939cdf236463023b37ec908d97bf4e5

  • SHA256

    b33a01548088b02d5ef5e727d704cb0f60adb233a8c0592e59ff4c69204cb9e1

  • SHA512

    df25341fcfbe0c16e563958c0d10d5f09d7b61651d8a0c22d4cd24924372a352ccd7c01de9d0a51e550b984001dda389269c08f7029487c38a5de8799bdfe1b9

  • SSDEEP

    49152:jyjfVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV3:

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      de6b0434de35cf7e80ca010ea9c0bd03

    • Size

      10.7MB

    • MD5

      de6b0434de35cf7e80ca010ea9c0bd03

    • SHA1

      1465db214939cdf236463023b37ec908d97bf4e5

    • SHA256

      b33a01548088b02d5ef5e727d704cb0f60adb233a8c0592e59ff4c69204cb9e1

    • SHA512

      df25341fcfbe0c16e563958c0d10d5f09d7b61651d8a0c22d4cd24924372a352ccd7c01de9d0a51e550b984001dda389269c08f7029487c38a5de8799bdfe1b9

    • SSDEEP

      49152:jyjfVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV3:

    • 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