Analysis
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max time kernel
94s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
28-12-2024 08:30
General
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Target
8cb06b0904107a21706822f2f2d90832.exe
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Size
4.3MB
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MD5
8cb06b0904107a21706822f2f2d90832
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SHA1
37dee7617a62f9a5e5853cc977a125be54ac58b7
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SHA256
05dd7b104f2c11892363053cfa4d3feed76b39614b34764ac571893b9495e2c4
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SHA512
23cfb74398c11ebb58060b2da0414008aaba5479e20790c4e7dae1325c24f34996b4ee8aff1ec4b23211be2fcfcb4f3395da117cd414ecea79adfe90ddd9ed7a
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SSDEEP
98304:x2MM2EP0mQedsJTfKVAakoJykzhZczXGozRrrM3GR7fvkoLsw/ji:x2t3Vuu3FWzWozR4GR0s3
Malware Config
Extracted
cryptbot
Signatures
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CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys 2 TTPs 1 IoCs
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 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8cb06b0904107a21706822f2f2d90832.exe"C:\Users\Admin\AppData\Local\Temp\8cb06b0904107a21706822f2f2d90832.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
12.3MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB