Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
28-12-2024 08:29
General
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Target
fbba61c61fa706eec44a022a1e9e3bac.exe
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Size
4.3MB
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MD5
fbba61c61fa706eec44a022a1e9e3bac
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SHA1
74e5e5e2ad5dfba941f35c8e207cad219b9ad21d
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SHA256
085ebe5916195a08c768e279650cdaa09b11b8ceda0fad4b9a499a4a3267b461
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SHA512
75d98196ee6fdf28b074ca8a2e17d27c7b3eaa187bd0f92fb02391090974ac649d450e14c0238cebb8c629884d3f3e2c9737888deaa12dbe12187fbf03e57e72
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SSDEEP
98304:cNLH9lv77mJ/g1Ef/DPJWUUz+TE88fc9vv43AYRSjasy1UtAxa:uL/zypmo4UeuYfcy3+DtUa
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\fbba61c61fa706eec44a022a1e9e3bac.exe"C:\Users\Admin\AppData\Local\Temp\fbba61c61fa706eec44a022a1e9e3bac.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