General
-
Target
https://support.broadcom.com/group/ecx/productdownloads?subfamily=VMware%20Workstation%20Pro
-
Sample
240630-s63wkstdkl
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://support.broadcom.com/group/ecx/productdownloads?subfamily=VMware%20Workstation%20Pro
Resource
win10v2004-20240611-en
Malware Config
Targets
-
-
Target
https://support.broadcom.com/group/ecx/productdownloads?subfamily=VMware%20Workstation%20Pro
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Looks for VMWare Tools registry key
-
Looks for VMWare drivers on disk
-
Looks for VMWare services registry key.
-
Sets service image path in registry
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
-
Executes dropped EXE
-
Loads dropped DLL
-
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.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
-
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Virtualization/Sandbox Evasion
3Modify Registry
4Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1