Analysis
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max time kernel
95s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 21:49
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240708-en
General
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Target
file.exe
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Size
1.7MB
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MD5
6fe3130fbf57b8dfe19158188df1e915
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SHA1
ff0e2328c167f39bab919190099086312150ff31
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SHA256
d31217975514e9ecb073887fad050b7455c43a746a5ee3273368f48ba106d56f
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SHA512
bbca47bf611131d0041ebd05f1758d524bbe568b28a09514afa4402c53ad009f08011f79092e8d6116895e3165bf9e584f29926bed725e3e46048dc1be44ebc0
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SSDEEP
24576:jgPQlVIeQz7dxlBiRytQr44w900YE/MM6O35Tb8D1fXww7hnHRvJEUjMDS+5WXON:5947pB504+DRXwyxKUJXY
Malware Config
Extracted
stealc
mars
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Signatures
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
file.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
file.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe -
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.
Processes:
file.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
file.exepid Process 5072 file.exe -
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.
Processes:
file.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
file.exepid Process 5072 file.exe 5072 file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5072