Resubmissions
11-11-2024 18:53
241111-xjz9dssqfv 811-11-2024 16:20
241111-ts28kavjgm 911-11-2024 15:21
241111-srpqeatpeq 810-11-2024 18:40
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241109-vxq7ja1pej 809-11-2024 13:57
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
241111-srpqeatpeq
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
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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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Contacts a large (655) 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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Event Triggered Execution: Image File Execution Options Injection
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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A potential corporate email address has been identified in the URL: ThreeDots@50f2b38b5dc3f92ff2095e5804e73baf66e5b2b5
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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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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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Drops desktop.ini file(s)
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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Modify Authentication Process
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Defense Evasion
Indicator Removal
1Clear Persistence
1Modify Authentication Process
1Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1