General

  • Target

    8fc9b723fdd28d32dfc48560f576fd5db12b03aafed547e4ce8563f905e50668

  • Size

    4.2MB

  • Sample

    230605-3kmmksbb77

  • MD5

    3e66985aa211778e5e8366037ffd6fa6

  • SHA1

    e39b3f29cc849a414e9d0755a3654e183a78566b

  • SHA256

    8fc9b723fdd28d32dfc48560f576fd5db12b03aafed547e4ce8563f905e50668

  • SHA512

    c92f901082ddca2eebe74ca32447e1d906cfe524b4eab462956a33c5058697b097d858dc5dce48b39e712970f015f021c6b46e07a23aad572f78751af3c818a0

  • SSDEEP

    98304:tK8xX8Q8pMrst3RjArmkDARB+D43MsjKdRmGOh6QxIoa:tB8Bp2Trmmij8sjKdRXOh6QxO

Malware Config

Targets

    • Target

      8fc9b723fdd28d32dfc48560f576fd5db12b03aafed547e4ce8563f905e50668

    • Size

      4.2MB

    • MD5

      3e66985aa211778e5e8366037ffd6fa6

    • SHA1

      e39b3f29cc849a414e9d0755a3654e183a78566b

    • SHA256

      8fc9b723fdd28d32dfc48560f576fd5db12b03aafed547e4ce8563f905e50668

    • SHA512

      c92f901082ddca2eebe74ca32447e1d906cfe524b4eab462956a33c5058697b097d858dc5dce48b39e712970f015f021c6b46e07a23aad572f78751af3c818a0

    • SSDEEP

      98304:tK8xX8Q8pMrst3RjArmkDARB+D43MsjKdRmGOh6QxIoa:tB8Bp2Trmmij8sjKdRXOh6QxO

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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