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General

  • Target

    fb1b710bddde6263d91a0e4e84af105d7f4f78b86786611c37fead452ab90640

  • Size

    4.1MB

  • Sample

    231115-bmqngaba5x

  • MD5

    89a3f64f1eb2b2e35cc2c943214c3c8b

  • SHA1

    1269e83d3a1c9f8eb48ccdd8d6392c88646f9207

  • SHA256

    fb1b710bddde6263d91a0e4e84af105d7f4f78b86786611c37fead452ab90640

  • SHA512

    43d9b4f42deb3291969894f475a69288a76cfda5185ee2be5cb30919c168bd1f05707a54bf82d17b5e1a2ab7ee88b05cc0962d5efacbf1d69ec34284d04891a8

  • SSDEEP

    98304:57XeqYeoBVUMzZhHNRO7cBgLKv/wnfEVgnwMvqKbMGTpJ:57XemGUCVRO7cmvXfCybTpJ

Malware Config

Targets

    • Target

      fb1b710bddde6263d91a0e4e84af105d7f4f78b86786611c37fead452ab90640

    • Size

      4.1MB

    • MD5

      89a3f64f1eb2b2e35cc2c943214c3c8b

    • SHA1

      1269e83d3a1c9f8eb48ccdd8d6392c88646f9207

    • SHA256

      fb1b710bddde6263d91a0e4e84af105d7f4f78b86786611c37fead452ab90640

    • SHA512

      43d9b4f42deb3291969894f475a69288a76cfda5185ee2be5cb30919c168bd1f05707a54bf82d17b5e1a2ab7ee88b05cc0962d5efacbf1d69ec34284d04891a8

    • SSDEEP

      98304:57XeqYeoBVUMzZhHNRO7cBgLKv/wnfEVgnwMvqKbMGTpJ:57XemGUCVRO7cmvXfCybTpJ

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks