Analysis
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max time kernel
94s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
24-12-2024 09:11
General
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Target
500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65_Sigmanly.exe
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Size
4.3MB
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MD5
a42b5a11fb98e17dca2ea358eac541de
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SHA1
db5ddcc295e6c1f418514877c76a73da72f6f048
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SHA256
500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65
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SHA512
66a167be34ac5bf65221af4d5db2b324e28c0626ed371353b4177eeb8622367cfb3fac0df7bb1c9c7a4820d6bff85c4ac3a793a27564e867dbb2bf3509ee8c9f
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SSDEEP
98304:zpBNrmu/zIr0Bvz6wuLAg7TeYbymqQMu0b9vyjftgQ+MV96YGzR:zrEQK06nLJ7TH90xvcV5GN1
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\500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65_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
12.4MB
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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
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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