General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware
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Sample
240427-p172kabd7s
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___BEX27U_.txt
cerber
http://xpcx6erilkjced3j.onion/9F5A-A822-CDCC-0098-BDAB
http://xpcx6erilkjced3j.1n5mod.top/9F5A-A822-CDCC-0098-BDAB
http://xpcx6erilkjced3j.19kdeh.top/9F5A-A822-CDCC-0098-BDAB
http://xpcx6erilkjced3j.1mpsnr.top/9F5A-A822-CDCC-0098-BDAB
http://xpcx6erilkjced3j.18ey8e.top/9F5A-A822-CDCC-0098-BDAB
http://xpcx6erilkjced3j.17gcun.top/9F5A-A822-CDCC-0098-BDAB
Extracted
F:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\QCOGFRHZ-MANUAL.txt
gandcrab
http://gandcrabmfe6mnef.onion/e9e49de06d379e2
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware
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Modifies visibility of file extensions in Explorer
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Renames multiple (269) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Contacts a large (1112) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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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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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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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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Drops file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Account Manipulation
1Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
Hide Artifacts
3Hidden Files and Directories
3Modify Registry
6Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify Tools
1Disable or Modify System Firewall
1