Analysis
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max time kernel
90s -
max time network
22s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
07/12/2024, 11:58
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240729-en
General
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Target
file.exe
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Size
5.0MB
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MD5
2704b8659485a783c81f96440f2f5ca4
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SHA1
d8883d8802dd0363cc505cbae99d3c37fa83b283
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SHA256
a63c8da0504eb526d7a28d684872a1aca575819f46a0ecef131d30ac2d6da4ed
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SHA512
84bb63aeaf561b26b86475f4eedd99b368f697bc760afe9f16557a585cf4e747d6d8b68f0fd27af0883fd6d81386e5304d49bfee4d365820b6c2fce6218d3284
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SSDEEP
49152:63T9U3oVHLbwpaN4j7fMljwRMyWrMQFn:ET9goVrbv4j7EpuTAF
Malware Config
Extracted
stealc
drum
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
description 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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2216 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2216 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:2216