General

  • Target

    a2118c67534664afde234ba2dab7c02e

  • Size

    10.2MB

  • Sample

    240224-rpshvaeh8s

  • MD5

    a2118c67534664afde234ba2dab7c02e

  • SHA1

    c398da3954e3d68ba1f05876d867ce57f9efbb34

  • SHA256

    79940b2f535b1111facb217b7f3ed439eb91003b345e0e6bc049af42fbbe9b13

  • SHA512

    cf20f6b7adfe95968ea411a4945f7460e72a234efb541cfd937105f7a8aa03f4ce93f5d09b341e37db65cb23e1f7304aacfe4f5d4ee72bdc5c0c04d2e4dbc79f

  • SSDEEP

    24576:UlxdvCcpOKCtBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBv:UlzOR

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      a2118c67534664afde234ba2dab7c02e

    • Size

      10.2MB

    • MD5

      a2118c67534664afde234ba2dab7c02e

    • SHA1

      c398da3954e3d68ba1f05876d867ce57f9efbb34

    • SHA256

      79940b2f535b1111facb217b7f3ed439eb91003b345e0e6bc049af42fbbe9b13

    • SHA512

      cf20f6b7adfe95968ea411a4945f7460e72a234efb541cfd937105f7a8aa03f4ce93f5d09b341e37db65cb23e1f7304aacfe4f5d4ee72bdc5c0c04d2e4dbc79f

    • SSDEEP

      24576:UlxdvCcpOKCtBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBv:UlzOR

    • 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