General

  • Target

    JaffaCakes118_cf4f236229e742870789685e59e7427cd16482a2b34c14e3d3b82142a3103d4a

  • Size

    271KB

  • Sample

    241228-2134tsvjbx

  • MD5

    94c7198c19c34c0cda20f648f5ddddee

  • SHA1

    55bb7508994c6d934b30426f6de6262c2afcd164

  • SHA256

    cf4f236229e742870789685e59e7427cd16482a2b34c14e3d3b82142a3103d4a

  • SHA512

    eaa8f23d325ad827d9e17274c0381a76665fba56880463b6f7fffbb1c952b7b8b186365a95e64635e5ec231e3a3cf926cb4daaf1a06c62a71c3c3d01bb9220c6

  • SSDEEP

    6144:NlCjpeSS2LqgL6ebgC1zoTjc9JZHLza0UB/4:azS2LqgLdv1y4HLzri

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_cf4f236229e742870789685e59e7427cd16482a2b34c14e3d3b82142a3103d4a

    • Size

      271KB

    • MD5

      94c7198c19c34c0cda20f648f5ddddee

    • SHA1

      55bb7508994c6d934b30426f6de6262c2afcd164

    • SHA256

      cf4f236229e742870789685e59e7427cd16482a2b34c14e3d3b82142a3103d4a

    • SHA512

      eaa8f23d325ad827d9e17274c0381a76665fba56880463b6f7fffbb1c952b7b8b186365a95e64635e5ec231e3a3cf926cb4daaf1a06c62a71c3c3d01bb9220c6

    • SSDEEP

      6144:NlCjpeSS2LqgL6ebgC1zoTjc9JZHLza0UB/4:azS2LqgLdv1y4HLzri

    • 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