General

  • Target

    2025-01-26_a91e967e7f944cbbfc94c3ce18fe1056_mafia

  • Size

    13.7MB

  • Sample

    250126-xxtnrs1pfq

  • MD5

    a91e967e7f944cbbfc94c3ce18fe1056

  • SHA1

    f91a5deba93700fc9a2daa53e4fa96f856da6c7f

  • SHA256

    459bbacf3bf7e2cf69859f33df878638d43368244a711f55e602ee69f623ee23

  • SHA512

    ad9a754b1fe8ab04d0b60789165d8cd605531a2d5a3c39c04100c1a885f9d618ff3d30fc821c10cf6e6fcf14325827183448a65b696e7c00b7c909e4d74b84ba

  • SSDEEP

    6144:jLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQF:YTYe+D2jFu+iZoUFhAz

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-26_a91e967e7f944cbbfc94c3ce18fe1056_mafia

    • Size

      13.7MB

    • MD5

      a91e967e7f944cbbfc94c3ce18fe1056

    • SHA1

      f91a5deba93700fc9a2daa53e4fa96f856da6c7f

    • SHA256

      459bbacf3bf7e2cf69859f33df878638d43368244a711f55e602ee69f623ee23

    • SHA512

      ad9a754b1fe8ab04d0b60789165d8cd605531a2d5a3c39c04100c1a885f9d618ff3d30fc821c10cf6e6fcf14325827183448a65b696e7c00b7c909e4d74b84ba

    • SSDEEP

      6144:jLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQF:YTYe+D2jFu+iZoUFhAz

    • 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