General

  • Target

    3f1b7aa146a77bf2b405b38e0cf62df1_JaffaCakes118

  • Size

    13.9MB

  • Sample

    240712-2a7z4ashjm

  • MD5

    3f1b7aa146a77bf2b405b38e0cf62df1

  • SHA1

    2fc056586e9b126a845916e2f3f44093745fab97

  • SHA256

    e3a222160ea8ef3a551466e2307177cbba020d448a1c987810873aff2dfc217c

  • SHA512

    89a6a7204348648067827fb0baf36f188139b40466e71e39834650574b28b5e9257d6ad829fab082ae1a159b79d48e7b4d3fcfc1803086f6be8d5ecb1b9cd202

  • SSDEEP

    196608:z3qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3:z

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      3f1b7aa146a77bf2b405b38e0cf62df1_JaffaCakes118

    • Size

      13.9MB

    • MD5

      3f1b7aa146a77bf2b405b38e0cf62df1

    • SHA1

      2fc056586e9b126a845916e2f3f44093745fab97

    • SHA256

      e3a222160ea8ef3a551466e2307177cbba020d448a1c987810873aff2dfc217c

    • SHA512

      89a6a7204348648067827fb0baf36f188139b40466e71e39834650574b28b5e9257d6ad829fab082ae1a159b79d48e7b4d3fcfc1803086f6be8d5ecb1b9cd202

    • SSDEEP

      196608:z3qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3:z

    • 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