General

  • Target

    42d7f50f053980e8571aba957523e6d72aa3d1d1360f6976490021fe42dff692

  • Size

    4.2MB

  • Sample

    240509-2tjfvabd4x

  • MD5

    e7f26fa730ec94f95d53546953667e56

  • SHA1

    4d0023288543a005d1f9e86545cdc3717894dd7f

  • SHA256

    42d7f50f053980e8571aba957523e6d72aa3d1d1360f6976490021fe42dff692

  • SHA512

    906225a4fd32d3ec6b505d9f7145da2a24cacf7b68993dc603b2adaf821bdaa2d836db381176bad02df9edc340815b927f800604de924ce0364138056294e798

  • SSDEEP

    98304:WmSdBJVF/sadCcVup8cliXqsi9lykt/Z+2I6NciPMqY/zZv:WL5rvCVi6sEDRZCgbrYb9

Malware Config

Targets

    • Target

      42d7f50f053980e8571aba957523e6d72aa3d1d1360f6976490021fe42dff692

    • Size

      4.2MB

    • MD5

      e7f26fa730ec94f95d53546953667e56

    • SHA1

      4d0023288543a005d1f9e86545cdc3717894dd7f

    • SHA256

      42d7f50f053980e8571aba957523e6d72aa3d1d1360f6976490021fe42dff692

    • SHA512

      906225a4fd32d3ec6b505d9f7145da2a24cacf7b68993dc603b2adaf821bdaa2d836db381176bad02df9edc340815b927f800604de924ce0364138056294e798

    • SSDEEP

      98304:WmSdBJVF/sadCcVup8cliXqsi9lykt/Z+2I6NciPMqY/zZv:WL5rvCVi6sEDRZCgbrYb9

    • 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