General
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Target
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe
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Size
4.2MB
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Sample
241221-drkzws1rfp
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MD5
3fbe557c7ec8409f30604b0f5e365f70
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SHA1
00d9f4548c93be387f68c1b7aeedcf4c75873b60
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SHA256
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab
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SHA512
802d3925592429a116f24c5a35723f030ea6fc4924dc201eb69a09bfeda57aac3e0c2246d0e213d131b888515936c31d13c03fd6c32c2d091a3ddc2437c1642d
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SSDEEP
98304:Lcv0DvP7v4m0C6OkeSEj18aRZTZgE5CT+zM:/vjgmj36Ej931guCT
Static task
static1
Behavioral task
behavioral1
Sample
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe
Resource
win7-20241023-en
Malware Config
Extracted
cryptbot
Targets
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Target
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe
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Size
4.2MB
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MD5
3fbe557c7ec8409f30604b0f5e365f70
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SHA1
00d9f4548c93be387f68c1b7aeedcf4c75873b60
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SHA256
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab
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SHA512
802d3925592429a116f24c5a35723f030ea6fc4924dc201eb69a09bfeda57aac3e0c2246d0e213d131b888515936c31d13c03fd6c32c2d091a3ddc2437c1642d
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SSDEEP
98304:Lcv0DvP7v4m0C6OkeSEj18aRZTZgE5CT+zM:/vjgmj36Ej931guCT
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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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