Analysis
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max time kernel
94s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
16-12-2024 09:00
General
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Target
61a4aa459c78545cd49070518f54b37c.exe
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Size
4.2MB
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MD5
61a4aa459c78545cd49070518f54b37c
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SHA1
b135727a6924fa17ed1d681ca32a0e9e848ada1e
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SHA256
1ca1e4ec5325607ce3415571a67f24ed6ac5600b17e951d32eff56b74df914cc
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SHA512
e1bc7d99395c7401e6e76d4e781ba044c5354a0fb7982f5f6308be5f9d6e038be3712413c5e184741636b008530d2c44a88fd9509da1f8fde6905f2c80fe6eed
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SSDEEP
98304:tjNySVypUyxRWuHuNOvYQU6IjeH9YG1Nk+VoS:rySVylRHuN4ZdfNk
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\61a4aa459c78545cd49070518f54b37c.exe"C:\Users\Admin\AppData\Local\Temp\61a4aa459c78545cd49070518f54b37c.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
11.9MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB
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Filesize
11.9MB