General

  • Target

    JaffaCakes118_a36d863f97755c43149b33e14b468f5227796c563a7d8cc4b7802e5a05899436

  • Size

    165KB

  • Sample

    241222-gr96kawqcx

  • MD5

    9659c961b58202bc02849a619f0301cc

  • SHA1

    874143f8e0d3fbe239b53e93635368e9cf600aaa

  • SHA256

    a36d863f97755c43149b33e14b468f5227796c563a7d8cc4b7802e5a05899436

  • SHA512

    cd8016808d502de4b223d6789e864a3623dec43ffa0dac7a5fc088d2f00b69141bd54e9af020c43ec2dfe7c6be6e53f9fd83a65683311dee03751edd0ad4f097

  • SSDEEP

    3072:wVebA+J1ZB4rE7coWgd+P+QKcdqd0Tnsie492:nbAS1Z+owoB06jusyk

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_a36d863f97755c43149b33e14b468f5227796c563a7d8cc4b7802e5a05899436

    • Size

      165KB

    • MD5

      9659c961b58202bc02849a619f0301cc

    • SHA1

      874143f8e0d3fbe239b53e93635368e9cf600aaa

    • SHA256

      a36d863f97755c43149b33e14b468f5227796c563a7d8cc4b7802e5a05899436

    • SHA512

      cd8016808d502de4b223d6789e864a3623dec43ffa0dac7a5fc088d2f00b69141bd54e9af020c43ec2dfe7c6be6e53f9fd83a65683311dee03751edd0ad4f097

    • SSDEEP

      3072:wVebA+J1ZB4rE7coWgd+P+QKcdqd0Tnsie492:nbAS1Z+owoB06jusyk

    • 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