General
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Target
4c88ff06e9f5d8aaf6b642eb809dd2ff.exe
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Size
4.3MB
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Sample
241227-jm5fmatjby
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MD5
4c88ff06e9f5d8aaf6b642eb809dd2ff
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SHA1
08af05a701deb7cb5863567cf8a63bfce814c07d
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SHA256
8fa7158a6212803480850dec0236641a4a249216778d0cef9a1d82738566af98
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SHA512
3709f76fc1f8c25c705e9325f914f5ae7b87d35b3136c28c3cc427eceba946d47a353baa0d8cc4a0c85eb61e37ffad4c478704cf437dc0b3adaa912793dcc581
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SSDEEP
98304:luk8dUe4UmUcvXT/aCnlXt2csbEqkpe6aYp2reuju193f:lR8dUem9vuCnfRvqweXr0Hf
Static task
static1
Behavioral task
behavioral1
Sample
4c88ff06e9f5d8aaf6b642eb809dd2ff.exe
Resource
win7-20240903-en
Malware Config
Extracted
cryptbot
Targets
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Target
4c88ff06e9f5d8aaf6b642eb809dd2ff.exe
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Size
4.3MB
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MD5
4c88ff06e9f5d8aaf6b642eb809dd2ff
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SHA1
08af05a701deb7cb5863567cf8a63bfce814c07d
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SHA256
8fa7158a6212803480850dec0236641a4a249216778d0cef9a1d82738566af98
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SHA512
3709f76fc1f8c25c705e9325f914f5ae7b87d35b3136c28c3cc427eceba946d47a353baa0d8cc4a0c85eb61e37ffad4c478704cf437dc0b3adaa912793dcc581
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SSDEEP
98304:luk8dUe4UmUcvXT/aCnlXt2csbEqkpe6aYp2reuju193f:lR8dUem9vuCnfRvqweXr0Hf
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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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