Resubmissions
11-11-2024 18:53
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241109-q9j7jawbjn 8General
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Target
https://github.com/ob2configmaker/SilverBullet/releases/download/v1.1.4/SilverBullet.v1.1.4.exe
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Sample
241110-w19zgsscll
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/ob2configmaker/SilverBullet/releases/download/v1.1.4/SilverBullet.v1.1.4.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
https://github.com/ob2configmaker/SilverBullet/releases/download/v1.1.4/SilverBullet.v1.1.4.exe
Resource
win11-20241007-en
Malware Config
Targets
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Target
https://github.com/ob2configmaker/SilverBullet/releases/download/v1.1.4/SilverBullet.v1.1.4.exe
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Contacts a large (1312) 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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Drops file in Drivers directory
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Event Triggered Execution: Image File Execution Options Injection
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A potential corporate email address has been identified in the URL: [email protected]
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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
3Component Object Model Hijacking
1Image File Execution Options Injection
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
3Component Object Model Hijacking
1Image File Execution Options Injection
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Service Discovery
2Peripheral Device Discovery
1Query Registry
6System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1