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General

  • Target

    266901a548588b9f1b220e7b57831b0e

  • Size

    10.8MB

  • Sample

    231231-d1zveahgdj

  • MD5

    266901a548588b9f1b220e7b57831b0e

  • SHA1

    215017a2f19f678d864db773349addc17de580b1

  • SHA256

    7b7e8d4b97439bbb4b4e84f76abe0ab65b7952e6d77954f73ecc4aa8aaca0368

  • SHA512

    56f823948da80600fa254bba936d86672f62efb5ed383e1c644878f93f054620f0c3a7cd3fcaeaf53dcfa0df3bea9ba0e7966214b504bcdc064d04327884882d

  • SSDEEP

    98304:cbxPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP:cb

Malware Config

Extracted

Family

tofsee

C2

176.111.174.19

defeatwax.ru

Targets

    • Target

      266901a548588b9f1b220e7b57831b0e

    • Size

      10.8MB

    • MD5

      266901a548588b9f1b220e7b57831b0e

    • SHA1

      215017a2f19f678d864db773349addc17de580b1

    • SHA256

      7b7e8d4b97439bbb4b4e84f76abe0ab65b7952e6d77954f73ecc4aa8aaca0368

    • SHA512

      56f823948da80600fa254bba936d86672f62efb5ed383e1c644878f93f054620f0c3a7cd3fcaeaf53dcfa0df3bea9ba0e7966214b504bcdc064d04327884882d

    • SSDEEP

      98304:cbxPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP:cb

    • 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