General
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Target
https://github.com/enginestein/Virus-Collection/blob/main/Windows/Binaries/Ransomware/Dharma.exe
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Sample
241022-z469jswhjk
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/enginestein/Virus-Collection/blob/main/Windows/Binaries/Ransomware/Dharma.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3442511616-637977696-3186306149-1000\XFOXXONRN-MANUAL.txt
gandcrab
http://gandcrabmfe6mnef.onion/1016d78c5fd14aeb
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Targets
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Target
https://github.com/enginestein/Virus-Collection/blob/main/Windows/Binaries/Ransomware/Dharma.exe
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Remote Service Session Hijacking: RDP Hijacking
Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.
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Renames multiple (295) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Modifies Windows Firewall
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Sets service image path in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Drops startup file
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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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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Password Policy Discovery
Attempt to access detailed information about the password policy used within an enterprise network.
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Hide Artifacts: Hidden Users
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
3Hidden Files and Directories
2Hidden Users
1Impair Defenses
2Disable or Modify System Firewall
1Safe Mode Boot
1Modify Registry
2Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Password Policy Discovery
1Peripheral Device Discovery
1Permission Groups Discovery
1Local Groups
1Query Registry
4System Information Discovery
5System Location Discovery
1System Language Discovery
1