General
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Target
308b5cef77c672f677d2245307116688.bin
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Size
4.2MB
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Sample
241222-bk8fhaxmen
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MD5
3edcd6113029b63a332ece95b537f741
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SHA1
31151065fe44fd4de1b4b5ede8dad76c1d1c3956
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SHA256
eb44fa63c8e731ef031181d1df2e911f55ff7e31e00a4020358906c9ea9e5f0a
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SHA512
7a66c17b285d509bf70c2a44cffa8f298a166123ec3158c347730597ca43a7deee7451dd5981a9cf9aa9e59c7ca2dd3d6d08b253a681b947b7e2bd8a4b57f73d
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SSDEEP
98304:vJb8OnnlSnP2RCZgtpqbue2sR1+ZwaXyz0TaGv2mCxlHR7L4:vNHnnlSnP22w6mPXyzA3dCxhRY
Static task
static1
Behavioral task
behavioral1
Sample
5c6029db1e5fd370a90763ce8f2f2ab02a4188c4f82e342a7dca9fcba555156f.exe
Resource
win7-20240903-en
Malware Config
Extracted
cryptbot
Targets
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Target
5c6029db1e5fd370a90763ce8f2f2ab02a4188c4f82e342a7dca9fcba555156f.exe
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Size
4.2MB
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MD5
308b5cef77c672f677d2245307116688
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SHA1
7c71404394a0f8cc5db7e045b1397211fd5ccf8c
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SHA256
5c6029db1e5fd370a90763ce8f2f2ab02a4188c4f82e342a7dca9fcba555156f
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SHA512
f0769aa004fc0767adb29dde125d2c234bdfa04fa7386fc5838ed3d114ac108cb803a752a75cfe3c9e107db5d27f39e96986cfc80b24dab9fd244c29ad2931cc
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SSDEEP
98304:g/UQRVyBPZZS4iRflYW4hceyGKOBenMcNCYH:g/UQR4044ltUceyhOEn3LH
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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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