General

  • Target

    c332d61f3077c3b147221299b3c08fa3

  • Size

    10.6MB

  • Sample

    240312-m6abdahc43

  • MD5

    c332d61f3077c3b147221299b3c08fa3

  • SHA1

    5978793dee4090fe8e5394d10e88e765ffbacf8a

  • SHA256

    88b45923febb1c780fa8637e29ac7b9b50d6ef506e32e52bd600aadf4c2cd3e8

  • SHA512

    572bebd18732dbe8aa50b146c3f06224bcfb5fa360ce2ce1ca4f84861e644dcedc2ae1942482ce8cf2e5daa5aaee63e6f09e3396cad6685d8810cff077855caf

  • SSDEEP

    49152:FwFPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPv:K

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      c332d61f3077c3b147221299b3c08fa3

    • Size

      10.6MB

    • MD5

      c332d61f3077c3b147221299b3c08fa3

    • SHA1

      5978793dee4090fe8e5394d10e88e765ffbacf8a

    • SHA256

      88b45923febb1c780fa8637e29ac7b9b50d6ef506e32e52bd600aadf4c2cd3e8

    • SHA512

      572bebd18732dbe8aa50b146c3f06224bcfb5fa360ce2ce1ca4f84861e644dcedc2ae1942482ce8cf2e5daa5aaee63e6f09e3396cad6685d8810cff077855caf

    • SSDEEP

      49152:FwFPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPv:K

    • 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