General

  • Target

    4bfdb8a4d57b9ef7f192d1edf593abdb534c9b0206347336f9d305a3b4bf1008.exe

  • Size

    2.7MB

  • Sample

    241104-csk6ls1frl

  • MD5

    b663eb4fdab81bc27957f9524850c728

  • SHA1

    a8a554fbb658a8971aa3f1c830a85746fa9c8316

  • SHA256

    4bfdb8a4d57b9ef7f192d1edf593abdb534c9b0206347336f9d305a3b4bf1008

  • SHA512

    7af8eb7b0f26090eed8d69f132bfaeb6124ee4ef5c6cb38c415552135cdb6a46a977459180409c437e15d55f4f13b5a4bb4ce0789568f6a1e3eb9c8f7d0033ae

  • SSDEEP

    49152:o+nbESNlMEprL1BrA0mXsK1e2dbehiN9tzndvK:rnbEAlMMdA5swFNHdS

Malware Config

Targets

    • Target

      4bfdb8a4d57b9ef7f192d1edf593abdb534c9b0206347336f9d305a3b4bf1008.exe

    • Size

      2.7MB

    • MD5

      b663eb4fdab81bc27957f9524850c728

    • SHA1

      a8a554fbb658a8971aa3f1c830a85746fa9c8316

    • SHA256

      4bfdb8a4d57b9ef7f192d1edf593abdb534c9b0206347336f9d305a3b4bf1008

    • SHA512

      7af8eb7b0f26090eed8d69f132bfaeb6124ee4ef5c6cb38c415552135cdb6a46a977459180409c437e15d55f4f13b5a4bb4ce0789568f6a1e3eb9c8f7d0033ae

    • SSDEEP

      49152:o+nbESNlMEprL1BrA0mXsK1e2dbehiN9tzndvK:rnbEAlMMdA5swFNHdS

    • Modifies Windows Defender Real-time Protection settings

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

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

    • Windows security modification

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks