General
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Target
Gold.dll
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Size
282KB
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Sample
231018-gj89asda57
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MD5
08c7ff3a65f703d12fc644b63dff19d5
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SHA1
f38e8932f4c88c1fd801696267924c6767155028
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SHA256
3ea6df18492d21811421659c4cf9b88e64c316f2bef8a19766b0c79012476cac
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SHA512
367761edc864129ae074b503a12dc339255ae8cebeb21eb45c1e5083351cacfcb0cd0589e66f18c9b2769c73169305871c5dfe012d45aedb18fa1a866369b4bb
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SSDEEP
3072:16biq9hBxqDhNiMLbfyU9+SHfZLoL9oic6VlQbuKGOQzEjQVnDnRM4n9gQ:1kiq9H8DLVLbf9r/ZLr6YbuC0hRZ9g
Behavioral task
behavioral1
Sample
Gold.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Gold.exe
Resource
win10v2004-20230915-en
Malware Config
Targets
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Target
Gold.dll
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Size
282KB
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MD5
08c7ff3a65f703d12fc644b63dff19d5
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SHA1
f38e8932f4c88c1fd801696267924c6767155028
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SHA256
3ea6df18492d21811421659c4cf9b88e64c316f2bef8a19766b0c79012476cac
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SHA512
367761edc864129ae074b503a12dc339255ae8cebeb21eb45c1e5083351cacfcb0cd0589e66f18c9b2769c73169305871c5dfe012d45aedb18fa1a866369b4bb
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SSDEEP
3072:16biq9hBxqDhNiMLbfyU9+SHfZLoL9oic6VlQbuKGOQzEjQVnDnRM4n9gQ:1kiq9H8DLVLbf9r/ZLr6YbuC0hRZ9g
Score10/10-
Chaos Ransomware
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Modifies boot configuration data using bcdedit
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Disables Task Manager via registry modification
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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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Adds Run key to start application
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Drops desktop.ini file(s)
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Sets desktop wallpaper using registry
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