Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
24-12-2024 05:12
General
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Target
8d66e41b9670d3890741fea8536846630e8a0a9aaac7a8858cdd6fec59e71be6.exe
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Size
4.3MB
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MD5
73f68155f6230d9108727743c020e3b9
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SHA1
c424e5d1d5310588b154fd4f9e440a6f8972cbe4
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SHA256
8d66e41b9670d3890741fea8536846630e8a0a9aaac7a8858cdd6fec59e71be6
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SHA512
fca81963b539c4cb8d43ef09de5977d442b044ef5bb4986cb98913bfd967c8271802f64ad3153b749f8c06f7296e75047b69b5e27665ea57d0f54ce90e0bdc91
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SSDEEP
98304:nuHtPnOxYsJlCI5HgKd0coQz3AvDf3KYK3XkgNYx+XKpkWFEc:uHtPnOJJlTpgIxD3ejnWXk0G+6yW
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 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8d66e41b9670d3890741fea8536846630e8a0a9aaac7a8858cdd6fec59e71be6.exe"C:\Users\Admin\AppData\Local\Temp\8d66e41b9670d3890741fea8536846630e8a0a9aaac7a8858cdd6fec59e71be6.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
12.4MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB