Analysis
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max time kernel
95s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
24-12-2024 13:41
General
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Target
7567ce3bd749a652fe7ea142469435879d01c583733445d7274f18197be86a11_Sigmanly.exe
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Size
4.3MB
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MD5
f8119ea749e5866171d009cc0a74fb20
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SHA1
1ce027cdc82a44d705f591ba33293222a2fc3385
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SHA256
7567ce3bd749a652fe7ea142469435879d01c583733445d7274f18197be86a11
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SHA512
3eba6b236784a220ea6f71cebe79fe811db7ba2859d5e4816fb08d87c56e103d5edcbc4487073cbf14536ff9ffae87f0627b5a82dbc024b0458d9c251179c03c
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SSDEEP
98304:DgAqekBSjMPeMIm5nmULfB9xc7hDI2upiI59GUnl+Ld/KXrxvV2GWV:euMPeMIyms/2Khd5MxLZieGK
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\7567ce3bd749a652fe7ea142469435879d01c583733445d7274f18197be86a11_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\7567ce3bd749a652fe7ea142469435879d01c583733445d7274f18197be86a11_Sigmanly.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
12.5MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB