General
- Target 4b4677322b086de53bdac41de47c25c83b94a1406ee7252ba1b942653ac30a01
- Size 4.2MB
- Sample240425-clbctsdf3y
- SHA256 4b4677322b086de53bdac41de47c25c83b94a1406ee7252ba1b942653ac30a01
Score
10/10
Malware Config
Targets
-
- Target 4b4677322b086de53bdac41de47c25c83b94a1406ee7252ba1b942653ac30a01
- Size 4.2MB
- SHA256 4b4677322b086de53bdac41de47c25c83b94a1406ee7252ba1b942653ac30a01
Score10/10Glupteba
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
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1