General

  • Target

    af242def7641cca5cd70a3da05b44a45efd70102f39b376b65f8b3a07d6a23a9.exe

  • Size

    13.8MB

  • Sample

    241122-kmlh7atmdj

  • MD5

    4842a0bebf959ba6fdc4b18107c78094

  • SHA1

    237f34e23c2853820a1faf6aed7bc7af837dae41

  • SHA256

    af242def7641cca5cd70a3da05b44a45efd70102f39b376b65f8b3a07d6a23a9

  • SHA512

    2098a9e8b61f27f41854d34d4833571be3a0fc163c2ee83f5aea4bbcf49f44da362980da43744e7b10456a8aec4034455e271e4b3117946e6891bc1bf18ca4ca

  • SSDEEP

    196608:kxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxz:8

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      af242def7641cca5cd70a3da05b44a45efd70102f39b376b65f8b3a07d6a23a9.exe

    • Size

      13.8MB

    • MD5

      4842a0bebf959ba6fdc4b18107c78094

    • SHA1

      237f34e23c2853820a1faf6aed7bc7af837dae41

    • SHA256

      af242def7641cca5cd70a3da05b44a45efd70102f39b376b65f8b3a07d6a23a9

    • SHA512

      2098a9e8b61f27f41854d34d4833571be3a0fc163c2ee83f5aea4bbcf49f44da362980da43744e7b10456a8aec4034455e271e4b3117946e6891bc1bf18ca4ca

    • SSDEEP

      196608:kxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxz:8

    • 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