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Analysis
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max time kernel
112s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
27/11/2022, 10:03
Static task
static1
Behavioral task
behavioral1
Sample
f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe
Resource
win7-20221111-en
General
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Target
f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe
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Size
1.7MB
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MD5
a561fc3e00d254c02d09c102d3353624
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SHA1
d7a438aef2b3541f49e60e40f225b994ab01148f
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SHA256
f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1
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SHA512
6b1cb2e8983f24dab1095170c38afff611b8b2a5f1014bf59058eb17de089006e804bb295e6b927d05eaea75b19aeeab90d6e0cd88f5d5494556b8bea658900f
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SSDEEP
49152:x5muF4rvhq1oirPvK56UwK4ReqE/OvXc:TmjGoiI+K4RfE
Malware Config
Signatures
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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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Wine f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe" f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1644 f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1644 f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1644 f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe"C:\Users\Admin\AppData\Local\Temp\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe"1⤵
- Identifies Wine through registry keys
- Adds Run key to start application
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:1644