General

  • Target

    2025-03-17_b538bbf95474d2b3af7c9a35ca6bae17_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch

  • Size

    9.1MB

  • Sample

    250317-l9j5baxtgw

  • MD5

    b538bbf95474d2b3af7c9a35ca6bae17

  • SHA1

    a33fbad3a5601d52224a749a68dfbbd77eadbf2b

  • SHA256

    cdc6c87ca04b9ae34b819f3d394c370993d2ca046ddce4acc6b0a8e3c2aa3a6c

  • SHA512

    a56cc6d09d7416ae1880c8d757a1fb041c2a01da1314630d1eaee77684d78b8f91733e74f7c6cc473cc6f49968faa1aebc5eceb3ada3c6390946b7bbc07e1587

  • SSDEEP

    98304:GHxMZDJ1TRpxYVX9u2IazANf6hZytTD5iq6:sxEvYjVzANihwN

Malware Config

Targets

    • Target

      2025-03-17_b538bbf95474d2b3af7c9a35ca6bae17_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch

    • Size

      9.1MB

    • MD5

      b538bbf95474d2b3af7c9a35ca6bae17

    • SHA1

      a33fbad3a5601d52224a749a68dfbbd77eadbf2b

    • SHA256

      cdc6c87ca04b9ae34b819f3d394c370993d2ca046ddce4acc6b0a8e3c2aa3a6c

    • SHA512

      a56cc6d09d7416ae1880c8d757a1fb041c2a01da1314630d1eaee77684d78b8f91733e74f7c6cc473cc6f49968faa1aebc5eceb3ada3c6390946b7bbc07e1587

    • SSDEEP

      98304:GHxMZDJ1TRpxYVX9u2IazANf6hZytTD5iq6:sxEvYjVzANihwN

    • Glupteba

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

    • Glupteba family

    • 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

    • 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