General

  • Target

    a6502d7e3a37ab4678e7146020cf7c12_JaffaCakes118

  • Size

    11.6MB

  • Sample

    240818-lv2e2sxhlf

  • MD5

    a6502d7e3a37ab4678e7146020cf7c12

  • SHA1

    798ba72a4fd5ccf2994bb7824afeed719a1dd1f7

  • SHA256

    150e8e8c9dd4a66d7ee2fbb001f946d6c1f6675bfacc324e9aaf3c1b8e65c662

  • SHA512

    65b224a8c6669a7dab9b46f3892efd104f018a091e9a90336c45b0b3f51fc6924017a594c022a24c7dcbea2ffc9cbd00f393e92abeb2dd8ab3f08e86d5d4cbd0

  • SSDEEP

    196608:RrhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhB:hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhH

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      a6502d7e3a37ab4678e7146020cf7c12_JaffaCakes118

    • Size

      11.6MB

    • MD5

      a6502d7e3a37ab4678e7146020cf7c12

    • SHA1

      798ba72a4fd5ccf2994bb7824afeed719a1dd1f7

    • SHA256

      150e8e8c9dd4a66d7ee2fbb001f946d6c1f6675bfacc324e9aaf3c1b8e65c662

    • SHA512

      65b224a8c6669a7dab9b46f3892efd104f018a091e9a90336c45b0b3f51fc6924017a594c022a24c7dcbea2ffc9cbd00f393e92abeb2dd8ab3f08e86d5d4cbd0

    • SSDEEP

      196608:RrhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhB:hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhH

    • 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