General
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Target
RA1YW_file.exe
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Size
4.3MB
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Sample
241205-pz49aavncz
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MD5
72950603b12d5d99f2ebcedeb3aed5d6
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SHA1
3587c298d27279b481f9efa0c02be575b6a06599
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SHA256
76d86e157a4fa1f1b3abf649b931cdc91af733e2b50a863cc9a1dcbb131148b4
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SHA512
1fbcb1f8793eab0107924f6ec8789eb1752fd39eb4683193b6962803911abbb7ff1d05a362dec349c768e656f7f84144150b06a35e13f74d60afe422cbb407c8
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SSDEEP
98304:f7GBXgWNPrFM6tSwBprLlYHt072IjqTSfvlheYEoMReoPDZhn/FRS:DwgWDMQBpPl1KIjzvXezosTDZv
Static task
static1
Behavioral task
behavioral1
Sample
RA1YW_file.exe
Resource
win7-20241023-en
Malware Config
Extracted
cryptbot
Targets
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Target
RA1YW_file.exe
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Size
4.3MB
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MD5
72950603b12d5d99f2ebcedeb3aed5d6
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SHA1
3587c298d27279b481f9efa0c02be575b6a06599
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SHA256
76d86e157a4fa1f1b3abf649b931cdc91af733e2b50a863cc9a1dcbb131148b4
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SHA512
1fbcb1f8793eab0107924f6ec8789eb1752fd39eb4683193b6962803911abbb7ff1d05a362dec349c768e656f7f84144150b06a35e13f74d60afe422cbb407c8
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SSDEEP
98304:f7GBXgWNPrFM6tSwBprLlYHt072IjqTSfvlheYEoMReoPDZhn/FRS:DwgWDMQBpPl1KIjzvXezosTDZv
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Cryptbot family
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Enumerates VirtualBox registry keys
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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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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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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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