General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/raw/master/Ransomware/CoronaVirus.exe
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Sample
240912-b6sxyavdkg
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo/raw/master/Ransomware/CoronaVirus.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/raw/master/Ransomware/CoronaVirus.exe
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Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (514) 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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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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Loads dropped DLL
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Adds Run key to start application
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Drops desktop.ini file(s)
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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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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
3Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1