Analysis
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max time kernel
141s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
28-12-2024 02:28
General
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Target
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe
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Size
4.3MB
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MD5
91d22c615a675708fad7ddb68a64cf3f
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SHA1
3f83a7beba10482293899728cd505775f250c25f
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SHA256
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798
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SHA512
fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656
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SSDEEP
98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe
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\71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe"C:\Users\Admin\AppData\Local\Temp\71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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
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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