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Analysis
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max time kernel
10s -
max time network
15s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2024, 03:54
General
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Target
artifact.exe
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Size
15.2MB
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MD5
4fbbea57b4280c87e5e215290c43bd41
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SHA1
0b665ea372d9e1b710684523d8aa95bd4a252e54
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SHA256
55dab21b4733d551afb8cf07537f383d380596457288d39a7872b956a8ded694
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SHA512
66bbf7e294a63ba70f1f4738d7743ef97f09ecfff28a168fc442758b452f0523d0de7384df7d845cc7480ffb33dbe8da23567caa8bc6cebf09f8d82394463f9b
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SSDEEP
393216:ZUh2EP/D57h4/bmg5wAHJX2cJrureWQkebRfX:c20N4T/5xZweh9B
Malware Config
Signatures
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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__ artifact.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\SystemBiosVersion artifact.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion artifact.exe -
resource yara_rule behavioral1/memory/3488-0-0x0000000000400000-0x000000000258F000-memory.dmp themida behavioral1/memory/3488-2-0x0000000000400000-0x000000000258F000-memory.dmp themida behavioral1/memory/3488-4-0x0000000000400000-0x000000000258F000-memory.dmp themida behavioral1/memory/3488-3-0x0000000000400000-0x000000000258F000-memory.dmp themida behavioral1/memory/3488-5-0x0000000000400000-0x000000000258F000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA artifact.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3488 artifact.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 7 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3488 artifact.exe 3488 artifact.exe 3488 artifact.exe 3488 artifact.exe 3488 artifact.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3488 artifact.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\artifact.exe"C:\Users\Admin\AppData\Local\Temp\artifact.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3488