General

  • Target

    9f8aca1291031e4f845cc6ee6311fc1e92ed20c05ef9f199b8c8e32997d387bf

  • Size

    4.2MB

  • Sample

    230919-s1prrsbh88

  • MD5

    63b0d60e8fdbeb9eafb91c18a3fe449c

  • SHA1

    ac98b5aad506da92c41e9c9940af23eff5f2aa6a

  • SHA256

    9f8aca1291031e4f845cc6ee6311fc1e92ed20c05ef9f199b8c8e32997d387bf

  • SHA512

    2b8e715bd3e9cb1b1bec490af8cd7454a417ae54b2bbd19e479c90f37e235fad1e99753f7492ec9b56f3bbfca15edd9d1537a7503bc8673ab359d5c048d993b4

  • SSDEEP

    98304:7Lv70B0X5LVV6lYPaXdMCcZ5roYgDcQH4yenbKnJF7h2xAJpe5i3aAK:H2E5LVVm1Xdkl5XKoeThC8peTl

Malware Config

Targets

    • Target

      9f8aca1291031e4f845cc6ee6311fc1e92ed20c05ef9f199b8c8e32997d387bf

    • Size

      4.2MB

    • MD5

      63b0d60e8fdbeb9eafb91c18a3fe449c

    • SHA1

      ac98b5aad506da92c41e9c9940af23eff5f2aa6a

    • SHA256

      9f8aca1291031e4f845cc6ee6311fc1e92ed20c05ef9f199b8c8e32997d387bf

    • SHA512

      2b8e715bd3e9cb1b1bec490af8cd7454a417ae54b2bbd19e479c90f37e235fad1e99753f7492ec9b56f3bbfca15edd9d1537a7503bc8673ab359d5c048d993b4

    • SSDEEP

      98304:7Lv70B0X5LVV6lYPaXdMCcZ5roYgDcQH4yenbKnJF7h2xAJpe5i3aAK:H2E5LVVm1Xdkl5XKoeThC8peTl

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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 WinMonFS driver.

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks