Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-12-2024 12:49
General
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Target
Sigmanly_b493e279c1d18ac53caeca4e865c658c25f256fda1be8a5d9ef33184e67497e0.exe
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Size
4.3MB
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MD5
629763eb39d91bb69848475c90ad1e63
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SHA1
dc7b1a7b530dc7c8a22e50836ad747483b06bf3e
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SHA256
b493e279c1d18ac53caeca4e865c658c25f256fda1be8a5d9ef33184e67497e0
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SHA512
ae32f35381b81bf9242f8ecf0932ecc35ab32d8f113e196f95bf1828bfc8c5ec82214e9c2967af2ca660779921fd2001dc68faf86a52b771d2006d773478ef80
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SSDEEP
98304:Iz59801nKEwOdv/4QHqYX/osqMZX2E7EHgk:Oe01nKKHNosdZmIEf
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\Sigmanly_b493e279c1d18ac53caeca4e865c658c25f256fda1be8a5d9ef33184e67497e0.exe"C:\Users\Admin\AppData\Local\Temp\Sigmanly_b493e279c1d18ac53caeca4e865c658c25f256fda1be8a5d9ef33184e67497e0.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
12.2MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB