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General

  • Target

    06163599.exe

  • Size

    4.2MB

  • Sample

    230529-tya19sdb6w

  • MD5

    f5908ce8f8ff0653624d84cad2001306

  • SHA1

    8f23b307dc68ab19bcbb60a4728f73bacc26c009

  • SHA256

    c59423f92f38d87d32c357ac16c4d0d5a229f04bf3c7d32dd17a7511a5cc22c4

  • SHA512

    8e0beb8089cb77dd8f76dde0d69b185dd4ce333b148b5bd98b10b5db1d45297290eb0eed6159daa03c9109913925d835d255907311466da371253373bce1b28d

  • SSDEEP

    98304:YS0/ZMi1k2Nd/mPNeMoK5qamQifu/bVE8Kyi/oUiJGnCD0IO+C:YS0/ui1vNd+oOqDuDVE8KlgxeatC

Malware Config

Targets

    • Target

      06163599.exe

    • Size

      4.2MB

    • MD5

      f5908ce8f8ff0653624d84cad2001306

    • SHA1

      8f23b307dc68ab19bcbb60a4728f73bacc26c009

    • SHA256

      c59423f92f38d87d32c357ac16c4d0d5a229f04bf3c7d32dd17a7511a5cc22c4

    • SHA512

      8e0beb8089cb77dd8f76dde0d69b185dd4ce333b148b5bd98b10b5db1d45297290eb0eed6159daa03c9109913925d835d255907311466da371253373bce1b28d

    • SSDEEP

      98304:YS0/ZMi1k2Nd/mPNeMoK5qamQifu/bVE8Kyi/oUiJGnCD0IO+C:YS0/ui1vNd+oOqDuDVE8KlgxeatC

    • 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

    • 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 v6

Tasks