General

  • Target

    233d0a9054f953119ea58c014c8559b745ece8f2cc16d3673f439f023f93863d

  • Size

    4.1MB

  • Sample

    240516-2rhfrsce84

  • MD5

    b60c570e26b7a8c5623ae564db51f61e

  • SHA1

    09bd0c38bf8a6884b4982c63c817077f8d1ac56b

  • SHA256

    233d0a9054f953119ea58c014c8559b745ece8f2cc16d3673f439f023f93863d

  • SHA512

    d96c2c3a6143d22c3ee72d60bf438f3dced25fe86125c3c75404444394b37b22c64fcccb18ceda4bf469f7bec250b38114d1b01fe3c5f464da2ad49f5a4ad9b3

  • SSDEEP

    98304:KLfLmuekyM0n5c1HyRUBBc8n4SZF75ocCX26:SjmXMxwUB28/Zt5olh

Malware Config

Targets

    • Target

      233d0a9054f953119ea58c014c8559b745ece8f2cc16d3673f439f023f93863d

    • Size

      4.1MB

    • MD5

      b60c570e26b7a8c5623ae564db51f61e

    • SHA1

      09bd0c38bf8a6884b4982c63c817077f8d1ac56b

    • SHA256

      233d0a9054f953119ea58c014c8559b745ece8f2cc16d3673f439f023f93863d

    • SHA512

      d96c2c3a6143d22c3ee72d60bf438f3dced25fe86125c3c75404444394b37b22c64fcccb18ceda4bf469f7bec250b38114d1b01fe3c5f464da2ad49f5a4ad9b3

    • SSDEEP

      98304:KLfLmuekyM0n5c1HyRUBBc8n4SZF75ocCX26:SjmXMxwUB28/Zt5olh

    • 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