General

  • Target

    e9870a5923a6465f1de82913057d067d_JaffaCakes118

  • Size

    669KB

  • Sample

    240918-t1er8s1brg

  • MD5

    e9870a5923a6465f1de82913057d067d

  • SHA1

    ebbfa6c936700f91b5f60e6bde89d01c52c66ad8

  • SHA256

    8346fdeae864f4f832ece128bcdce790098a1a8e1fe1f8c74a0cb0444e9bc3e4

  • SHA512

    eab5c6cedd9b8488689b385af0985e7e9d07679ae16bccccbaa9d1121bdd3ca1c6c94586429cc5ce3f423ce4e08190a1a0055dc1a39545bea35238e3bf0cfc27

  • SSDEEP

    12288:T0aNzHaQ9DA44VdmIULqiTIYIt2Y/ZNbi3XxWN1RrfoaKWEe659aK:oal6+DNqohLH/IffR0aKN9X

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      e9870a5923a6465f1de82913057d067d_JaffaCakes118

    • Size

      669KB

    • MD5

      e9870a5923a6465f1de82913057d067d

    • SHA1

      ebbfa6c936700f91b5f60e6bde89d01c52c66ad8

    • SHA256

      8346fdeae864f4f832ece128bcdce790098a1a8e1fe1f8c74a0cb0444e9bc3e4

    • SHA512

      eab5c6cedd9b8488689b385af0985e7e9d07679ae16bccccbaa9d1121bdd3ca1c6c94586429cc5ce3f423ce4e08190a1a0055dc1a39545bea35238e3bf0cfc27

    • SSDEEP

      12288:T0aNzHaQ9DA44VdmIULqiTIYIt2Y/ZNbi3XxWN1RrfoaKWEe659aK:oal6+DNqohLH/IffR0aKN9X

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies WinLogon for persistence

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks