Analysis
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max time kernel
140s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
31-12-2024 08:45
General
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Target
27b03055c39daab2ce7ae0c5a369f0f1.exe
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Size
4.3MB
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MD5
27b03055c39daab2ce7ae0c5a369f0f1
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SHA1
51c5eb4f2e29c659403437063502a061945265de
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SHA256
f2d3aa2010aa17c79bd549f081efe1ef635b8e12ae150f200f8d2769b960bd4b
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SHA512
c9054103e7798857acc2b6eea95c42c3152868cb1e6d40fafcf022139918fbc96839a613bc0287275a72da32bd43ca5c36ec47f3c00769015261e62ad95ad173
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SSDEEP
98304:NgKUrhtOfgod4ca/ljPU1uyUPL349JjFKLj74:NUteduljs1ubPL349Ujs
Malware Config
Extracted
cryptbot
http://home.fiveth5vs.top/KhxTILlSHLygUudVWlQk1735
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 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\27b03055c39daab2ce7ae0c5a369f0f1.exe"C:\Users\Admin\AppData\Local\Temp\27b03055c39daab2ce7ae0c5a369f0f1.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
Loading Replay Monitor...
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
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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