General
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Target
https://github.com/Endermanch/MalwareDatabase
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Sample
241001-ss6qbazhkb
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Endermanch/MalwareDatabase
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___20CCX0JD_.txt
cerber
http://xpcx6erilkjced3j.onion/2E64-D9FC-EACF-0098-B372
http://xpcx6erilkjced3j.1n5mod.top/2E64-D9FC-EACF-0098-B372
http://xpcx6erilkjced3j.19kdeh.top/2E64-D9FC-EACF-0098-B372
http://xpcx6erilkjced3j.1mpsnr.top/2E64-D9FC-EACF-0098-B372
http://xpcx6erilkjced3j.18ey8e.top/2E64-D9FC-EACF-0098-B372
http://xpcx6erilkjced3j.17gcun.top/2E64-D9FC-EACF-0098-B372
Targets
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Target
https://github.com/Endermanch/MalwareDatabase
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InfinityLock Ransomware
Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.
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Modifies WinLogon for persistence
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Contacts a large (1123) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Disables RegEdit via registry modification
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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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Impair Defenses: Safe Mode Boot
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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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Modifies WinLogon
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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
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Safe Mode Boot
1Modify Registry
7Discovery
Browser Information Discovery
1Network Service Discovery
1Peripheral Device Discovery
2Query Registry
5Remote System Discovery
1System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1