General
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Target
https://github.com/Endermanch/MalwareDatabase/tree/master
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Sample
240814-xtltratflj
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Endermanch/MalwareDatabase/tree/master
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\Users\Admin\Downloads\WannaCrypt0r\@[email protected]
wannacry
12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___CQFTB_.txt
cerber
http://xpcx6erilkjced3j.onion/12B8-FB50-246C-0098-BC6D
http://xpcx6erilkjced3j.1n5mod.top/12B8-FB50-246C-0098-BC6D
http://xpcx6erilkjced3j.19kdeh.top/12B8-FB50-246C-0098-BC6D
http://xpcx6erilkjced3j.1mpsnr.top/12B8-FB50-246C-0098-BC6D
http://xpcx6erilkjced3j.18ey8e.top/12B8-FB50-246C-0098-BC6D
http://xpcx6erilkjced3j.17gcun.top/12B8-FB50-246C-0098-BC6D
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Targets
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Target
https://github.com/Endermanch/MalwareDatabase/tree/master
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Modifies visibility of file extensions in Explorer
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (286) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Contacts a large (1122) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Disables Task Manager via registry modification
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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 file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
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
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Indicator Removal
1File Deletion
1Modify Registry
5Discovery
Browser Information Discovery
1Network Service Discovery
1Peripheral Device Discovery
1Query Registry
3Remote System Discovery
1System Information Discovery
4System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1