General

  • Target

    49110e48738fe113b6089d5c8cf469911a7b95258de861c33391e13373414b43

  • Size

    4.2MB

  • Sample

    230511-yaag2sac53

  • MD5

    e4a9abf389aac1b0fc5c7e5efcff0af2

  • SHA1

    34a01d290fcf60178fdd071bdfc0caf351dc4425

  • SHA256

    49110e48738fe113b6089d5c8cf469911a7b95258de861c33391e13373414b43

  • SHA512

    b1ee2eac52bae64e72a006042833cf0bc320e084fab48fec1499bb5d08f1aaf45c08a739c44b5cb9cad7fcf38473af8daf08410d7b8b96b4f92aba759f2c1e4c

  • SSDEEP

    98304:UjBi0xOhIoOlnjlLHKDd0dGwdXQwZSV5lDt9tI0JkhQU1HxK:Jalj1HKB0dW3V5lZM0U8

Malware Config

Targets

    • Target

      49110e48738fe113b6089d5c8cf469911a7b95258de861c33391e13373414b43

    • Size

      4.2MB

    • MD5

      e4a9abf389aac1b0fc5c7e5efcff0af2

    • SHA1

      34a01d290fcf60178fdd071bdfc0caf351dc4425

    • SHA256

      49110e48738fe113b6089d5c8cf469911a7b95258de861c33391e13373414b43

    • SHA512

      b1ee2eac52bae64e72a006042833cf0bc320e084fab48fec1499bb5d08f1aaf45c08a739c44b5cb9cad7fcf38473af8daf08410d7b8b96b4f92aba759f2c1e4c

    • SSDEEP

      98304:UjBi0xOhIoOlnjlLHKDd0dGwdXQwZSV5lDt9tI0JkhQU1HxK:Jalj1HKB0dW3V5lZM0U8

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • 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 v6

Tasks