Analysis
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max time kernel
95s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
06-01-2025 13:52
General
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Target
Sigmanly_23569c1720e9dd2b72da3ea832f2a0029c29c8d6b5f3e50caefed0dcbaa605ac.exe
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Size
4.3MB
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MD5
26e7c91d9fb68ef0ce54aabc0465a8b0
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SHA1
a2b0aee031cbd7f67d4f86c45354a2715ca0c25c
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SHA256
23569c1720e9dd2b72da3ea832f2a0029c29c8d6b5f3e50caefed0dcbaa605ac
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SHA512
047adff7d51e812470213b18cb11b9f5ec22e4416f7d6ea9bdfdea39159ae752fcafd5dd94e143b69fbaa4196f2a81e4a7e82843acd9467bb3590eb1ae823edb
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SSDEEP
98304:1AIJjZfEYfN71TmUuOXQiItb+6B+s9K+MDYpHMtl7kl:OIJj1EdUuOAFtbfUs9K+T1Mtl7kl
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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Program crash 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_23569c1720e9dd2b72da3ea832f2a0029c29c8d6b5f3e50caefed0dcbaa605ac.exe"C:\Users\Admin\AppData\Local\Temp\Sigmanly_23569c1720e9dd2b72da3ea832f2a0029c29c8d6b5f3e50caefed0dcbaa605ac.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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 11362⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2068 -ip 20681⤵
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