Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
22-12-2023 14:51
General
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Target
refox/UpdateInfo.exe
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Size
1.7MB
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MD5
435dcf227c315d7b92e91a3d6e2fd11f
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SHA1
a4f3a36571f8d92816dac3a4cb0f273e7dffc53d
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SHA256
f00281f399a1bca6af998e51d108f8040f0fe0d671d0f55ddd4c8499174d6a96
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SHA512
f21f59e74a25c6e4ef5c4cef1200390596a0d752986c543ebfaccef993394d342b023846e7403979651d77da719cc27a4564f3e14f92863b7b7e306e4dcd8d70
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SSDEEP
49152:WQIx45vvRZHH8hUXGnsrkMPP9UQVw0HEAjNSi:WQIA3RdH8hOTL9UQVw0HEAB5
Score
9/10
Malware Config
Signatures
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\refox\UpdateInfo.exe"C:\Users\Admin\AppData\Local\Temp\refox\UpdateInfo.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.3MB
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Filesize
8KB
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Filesize
4.3MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4.3MB
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Filesize
4.3MB
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Filesize
4.3MB
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Filesize
4.3MB