General
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Target
file.exe
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Size
4.2MB
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Sample
241124-bzm34sxlex
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MD5
ce1c81d721906475fc878ebd26d09ad4
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SHA1
2fd29c1c343af0ffc67441b448e8a101b7f7854e
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SHA256
a80ca2e11b0eaa75711ca4b8a002d95f45e8dbaf41101e4dfc52b32ab5d9ddae
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SHA512
af61993252d78e5da18d4826ba22e3496aebf9a14af715ff7034d9972b577b5ca4d75dfa0fab515e384dec5f74a27a53d4d25d9423500580f74dcd2c1b5be5ff
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SSDEEP
98304:v3FnLa3pgrd18qp3n1DpjPJRTIWFKdI+4b/TxHkKT5KdKXzJ+S:fFnLa3qR1v3VpjJRcEKdIfblEO5KdKjo
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20241010-en
Malware Config
Targets
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Target
file.exe
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Size
4.2MB
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MD5
ce1c81d721906475fc878ebd26d09ad4
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SHA1
2fd29c1c343af0ffc67441b448e8a101b7f7854e
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SHA256
a80ca2e11b0eaa75711ca4b8a002d95f45e8dbaf41101e4dfc52b32ab5d9ddae
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SHA512
af61993252d78e5da18d4826ba22e3496aebf9a14af715ff7034d9972b577b5ca4d75dfa0fab515e384dec5f74a27a53d4d25d9423500580f74dcd2c1b5be5ff
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SSDEEP
98304:v3FnLa3pgrd18qp3n1DpjPJRTIWFKdI+4b/TxHkKT5KdKXzJ+S:fFnLa3qR1v3VpjJRcEKdIfblEO5KdKjo
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Cryptbot family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1