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General

  • Target

    e58a15345e96ddefc00b5e356a26743d9cda21b64b42f305e0b46d0db9cf6c46

  • Size

    4.2MB

  • Sample

    230518-ra4bsscb39

  • MD5

    11ab111ec46b24ac0e8822e3f1a88ffe

  • SHA1

    80ae5ba81f6edab19dd3eefdab3de31ffd252ba0

  • SHA256

    e58a15345e96ddefc00b5e356a26743d9cda21b64b42f305e0b46d0db9cf6c46

  • SHA512

    08b7b061b32de65126bd22c8e04a917332c78e8fb77b660e35ebccf5cdfd5fbd07fb7f76efbb221da0f2cdc5a279aac6a26e8c0749b6dd862a9791da1b7274cb

  • SSDEEP

    98304:eRm1FI4Ofs4hghp/MO0myowzLWwPA6QaCj20M9u8R69Afm/Q:km0lfCbR/wzqGAbaCjcQC

Malware Config

Targets

    • Target

      e58a15345e96ddefc00b5e356a26743d9cda21b64b42f305e0b46d0db9cf6c46

    • Size

      4.2MB

    • MD5

      11ab111ec46b24ac0e8822e3f1a88ffe

    • SHA1

      80ae5ba81f6edab19dd3eefdab3de31ffd252ba0

    • SHA256

      e58a15345e96ddefc00b5e356a26743d9cda21b64b42f305e0b46d0db9cf6c46

    • SHA512

      08b7b061b32de65126bd22c8e04a917332c78e8fb77b660e35ebccf5cdfd5fbd07fb7f76efbb221da0f2cdc5a279aac6a26e8c0749b6dd862a9791da1b7274cb

    • SSDEEP

      98304:eRm1FI4Ofs4hghp/MO0myowzLWwPA6QaCj20M9u8R69Afm/Q:km0lfCbR/wzqGAbaCjcQC

    • 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.

MITRE ATT&CK Enterprise v6

Tasks