General
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Target
91d22c615a675708fad7ddb68a64cf3f.exe
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Size
4.3MB
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Sample
241227-jhl4gssrfz
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MD5
91d22c615a675708fad7ddb68a64cf3f
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SHA1
3f83a7beba10482293899728cd505775f250c25f
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SHA256
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798
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SHA512
fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656
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SSDEEP
98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe
Static task
static1
Behavioral task
behavioral1
Sample
91d22c615a675708fad7ddb68a64cf3f.exe
Resource
win7-20241010-en
Malware Config
Extracted
cryptbot
Targets
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Target
91d22c615a675708fad7ddb68a64cf3f.exe
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Size
4.3MB
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MD5
91d22c615a675708fad7ddb68a64cf3f
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SHA1
3f83a7beba10482293899728cd505775f250c25f
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SHA256
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798
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SHA512
fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656
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SSDEEP
98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe
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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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