General
- Target bazzarnuker.exe
- Size 178KB
- Sample260628-abk36set4q
- SHA256 e291887bbb71c61d72db816c7feab8822507bf1accbc089ce91f56ef72b3aea8
- MD5 0f6cc58930d05645287d1e16872d0a56
- SHA1 efa5cb2cb932d0877cb7c458696e1a26ff936eb0
- SHA512 b0b60e8e868c7b6a4ddc92061e260d30adba8049deb5850905b01d716863862e941e9f8ec69d1ed55bf297624558a2b164894d86c7b4937d4389d1c95bbd955b
- SSDEEP 3072:EXlspKKRWSrcdS9G8KuZZ7USJgBRF0+SRr5XEd7CpN15XrUKAJIJK0Rohh:EXlsIvdGGHuD7FapNwW7G9XoaJFRoh
- TLSH T1C80423D2B356DA43F420F83206A769A1F5E180039D1BEF989A9DA177C0C17E1BF009D2
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
bazzarnuker.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
bazzarnuker.exe
Resource
win11ltsc2024-20260618-en
Malware Config
Targets
-
- Target bazzarnuker.exe
- Size 178KB
- SHA256 e291887bbb71c61d72db816c7feab8822507bf1accbc089ce91f56ef72b3aea8
- MD5 0f6cc58930d05645287d1e16872d0a56
- SHA1 efa5cb2cb932d0877cb7c458696e1a26ff936eb0
- SHA512 b0b60e8e868c7b6a4ddc92061e260d30adba8049deb5850905b01d716863862e941e9f8ec69d1ed55bf297624558a2b164894d86c7b4937d4389d1c95bbd955b
- SSDEEP 3072:EXlspKKRWSrcdS9G8KuZZ7USJgBRF0+SRr5XEd7CpN15XrUKAJIJK0Rohh:EXlsIvdGGHuD7FapNwW7G9XoaJFRoh
- TLSH T1C80423D2B356DA43F420F83206A769A1F5E180039D1BEF989A9DA177C0C17E1BF009D2
- MD5 SHA1 SHA512 SSDEEP TLSH
Modifies Windows Defender Real-time Protection settings
Clears Windows event logs
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Disables service(s)
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.
Executes dropped EXE
Loads dropped DLL
Modifies system executable filetype association
Stops running service(s)
Adds Run key to start application
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Checks system information in the registry
System information is often read in order to detect sandboxing environments.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify Tools
2Indicator Removal
3Clear Windows Event Logs
1File Deletion
2Modify Registry
5