General

  • Target

    1a66506e138e68fe442d04de7aaa3481157bfab01951cc8d3c7e2c66d95419ae

  • Size

    4.2MB

  • Sample

    240509-2l8qrsea73

  • MD5

    25207895d844c4a2a86e6a7ffcb5d276

  • SHA1

    20718f8e88d167d3079126e9be3bcfb48393ad1f

  • SHA256

    1a66506e138e68fe442d04de7aaa3481157bfab01951cc8d3c7e2c66d95419ae

  • SHA512

    489b46ac55c072b07a0151c12eb972068a32a9273856b4604ea41d9a867145597e8797c4e5d49f92f250de6d56b552a2dfa5764a8c89115ea6db4b12a5656216

  • SSDEEP

    98304:WmSdBJVF/sadCcVup8cliXqsi9lykt/Z+2I6NciPMqY/zZX:WL5rvCVi6sEDRZCgbrYbF

Malware Config

Targets

    • Target

      1a66506e138e68fe442d04de7aaa3481157bfab01951cc8d3c7e2c66d95419ae

    • Size

      4.2MB

    • MD5

      25207895d844c4a2a86e6a7ffcb5d276

    • SHA1

      20718f8e88d167d3079126e9be3bcfb48393ad1f

    • SHA256

      1a66506e138e68fe442d04de7aaa3481157bfab01951cc8d3c7e2c66d95419ae

    • SHA512

      489b46ac55c072b07a0151c12eb972068a32a9273856b4604ea41d9a867145597e8797c4e5d49f92f250de6d56b552a2dfa5764a8c89115ea6db4b12a5656216

    • SSDEEP

      98304:WmSdBJVF/sadCcVup8cliXqsi9lykt/Z+2I6NciPMqY/zZX:WL5rvCVi6sEDRZCgbrYbF

    • 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

    • 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 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 v15

Tasks