General
- Target https://chocolatey.org/install.ps1
- Sample260905-wssp8sw1bs
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://chocolatey.org/install.ps1
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
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- Target https://chocolatey.org/install.ps1
-
Family: Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (870) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Drops desktop.ini file(s)
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
1Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1