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Analysis
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max time kernel
91s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/01/2025, 20:37
Static task
static1
Behavioral task
behavioral1
Sample
rJDqJIa.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
rJDqJIa.exe
Resource
win10v2004-20241007-en
General
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Target
rJDqJIa.exe
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Size
1.8MB
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MD5
17107886ab85d1fe843d507496b67531
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SHA1
928468a987de2bdab60929957643488391e59814
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SHA256
9b78a9c08bdaf02a95bb174177d43ba37b45b32ca7315faea007178672a36330
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SHA512
d37b08761b07e1a5e3116ed6f52c98c0c7c211bbf0dcc96b77949aab43307cd979348c83990691bc7db324e7bbccf45ce356ce8f9da26b5b0a132ed605fd55e9
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SSDEEP
49152:WhN5mE5D7yVsVO6J3nrQTqjTE1ECL+ZRsR0dWyQ:+/H50sTJXrvT4gWyQ
Malware Config
Extracted
lumma
https://suggestyuoz.biz/api
Signatures
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Lumma 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__ rJDqJIa.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 rJDqJIa.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion rJDqJIa.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-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine rJDqJIa.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1844 rJDqJIa.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 rJDqJIa.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1844 rJDqJIa.exe 1844 rJDqJIa.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\rJDqJIa.exe"C:\Users\Admin\AppData\Local\Temp\rJDqJIa.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:1844