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General
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Target
BootstrapperNew.exe
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Size
3.4MB
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Sample
250328-lbh5cswms9
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MD5
07b2ed9af56f55a999156738b17848df
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SHA1
960e507c0ef860080b573c4e11a76328c8831d08
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SHA256
73427b83bd00a8745e5182d2cdb3727e654ae9af5e42befc45903027f6606597
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SHA512
3a982d1130b41e6c01943eee7fa546c3da95360afdad03bff434b9211201c80f22bd8bf79d065180010bc0659ee1e71febbfd750320d95811ee26a54ee1b34c6
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SSDEEP
98304:HZXfHaFoQyDIvqkqXf0FglY1XOe97vLn:RaBqkSIglY1XOCnn
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperNew.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BootstrapperNew.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
BootstrapperNew.exe
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Size
3.4MB
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MD5
07b2ed9af56f55a999156738b17848df
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SHA1
960e507c0ef860080b573c4e11a76328c8831d08
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SHA256
73427b83bd00a8745e5182d2cdb3727e654ae9af5e42befc45903027f6606597
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SHA512
3a982d1130b41e6c01943eee7fa546c3da95360afdad03bff434b9211201c80f22bd8bf79d065180010bc0659ee1e71febbfd750320d95811ee26a54ee1b34c6
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SSDEEP
98304:HZXfHaFoQyDIvqkqXf0FglY1XOe97vLn:RaBqkSIglY1XOCnn
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Loads dropped DLL
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Checks whether UAC is enabled
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of NtSetInformationThreadHideFromDebugger
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