General

  • Target

    2025-03-20_a681709ff4bf3d52d95ca1a41efac2b7_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch

  • Size

    9.1MB

  • Sample

    250320-d782nasvbz

  • MD5

    a681709ff4bf3d52d95ca1a41efac2b7

  • SHA1

    c72d6f2689eb44498f033893f16d055855b4ddbb

  • SHA256

    fc216735766f30b6beb173625795db748da63f48cd2cc72208a074bc5ae691ad

  • SHA512

    c16fba1841460bde0b62fb175d74f4952c45a1ac4467b516c093a298ff279af540b7bf6b3e5b84cd793b69d428ca03097fbfe678dfe403e47123bbc755ba76bc

  • SSDEEP

    98304:GHxMZDJ1TRpxYVX9u2IazANf6hZytTD5iq6+:sxEvYjVzANihwNt

Malware Config

Targets

    • Target

      2025-03-20_a681709ff4bf3d52d95ca1a41efac2b7_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch

    • Size

      9.1MB

    • MD5

      a681709ff4bf3d52d95ca1a41efac2b7

    • SHA1

      c72d6f2689eb44498f033893f16d055855b4ddbb

    • SHA256

      fc216735766f30b6beb173625795db748da63f48cd2cc72208a074bc5ae691ad

    • SHA512

      c16fba1841460bde0b62fb175d74f4952c45a1ac4467b516c093a298ff279af540b7bf6b3e5b84cd793b69d428ca03097fbfe678dfe403e47123bbc755ba76bc

    • SSDEEP

      98304:GHxMZDJ1TRpxYVX9u2IazANf6hZytTD5iq6+:sxEvYjVzANihwNt

    • 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