General

  • Target

    43a39c5a7fcc46f849cd89ebf51e0716384f5ab130c63ecc777347b278a5cf36

  • Size

    4.1MB

  • Sample

    230605-ybv55sba6z

  • MD5

    442592d73b3fb7e8c6b740775938cd3e

  • SHA1

    f456bb69a436285e0054016bd6d0a0f1bfc393d3

  • SHA256

    43a39c5a7fcc46f849cd89ebf51e0716384f5ab130c63ecc777347b278a5cf36

  • SHA512

    47a5a23afcd4ef16f75422471e3053e2c87ba0f16ee59353f7ac2fe1b1ecfbc2ee4ff11d7909dbe4073375c0165cd7b7202b3cebb023b1321e94918859ed597d

  • SSDEEP

    98304:yayDN9sH82vroAPGIfa8OsM1QUvGAk5m8haweisWPVhvN7:09sH8lAPGI9iPGlg8cliNVtN7

Malware Config

Targets

    • Target

      43a39c5a7fcc46f849cd89ebf51e0716384f5ab130c63ecc777347b278a5cf36

    • Size

      4.1MB

    • MD5

      442592d73b3fb7e8c6b740775938cd3e

    • SHA1

      f456bb69a436285e0054016bd6d0a0f1bfc393d3

    • SHA256

      43a39c5a7fcc46f849cd89ebf51e0716384f5ab130c63ecc777347b278a5cf36

    • SHA512

      47a5a23afcd4ef16f75422471e3053e2c87ba0f16ee59353f7ac2fe1b1ecfbc2ee4ff11d7909dbe4073375c0165cd7b7202b3cebb023b1321e94918859ed597d

    • SSDEEP

      98304:yayDN9sH82vroAPGIfa8OsM1QUvGAk5m8haweisWPVhvN7:09sH8lAPGI9iPGlg8cliNVtN7

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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 WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks