Analysis
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max time kernel
93s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-01-2025 09:22
Static task
static1
Behavioral task
behavioral1
Sample
Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe
Resource
win7-20241010-en
General
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Target
Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe
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Size
1.8MB
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MD5
a95fc73c07c7d57256de64b06e73a6cd
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SHA1
b5b823520691853414948ed9b962e3cf886b868c
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SHA256
540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c
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SHA512
04462857b8574fdc3ef84ff0b7842ee7c64d264c70c2a28c842edaed23f7cc4f15fb0efdfcdea2ec87248be1c1c2f1bc1392c7b49221808b95a3e54cbb1f24a0
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SSDEEP
49152:dB3O3/EYz6z5Mhc1XpL9z9zQiK33c8ez0C/JIg5:Xa//6z5R9p8iKcb0kJT5
Malware Config
Extracted
lumma
https://hummskitnj.buzz/api
https://cashfuzysao.buzz/api
https://appliacnesot.buzz/api
https://screwamusresz.buzz/api
https://inherineau.buzz/api
https://scentniej.buzz/api
https://rebuildeso.buzz/api
https://prisonyfork.buzz/api
https://mindhandru.buzz/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__ Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.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 Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.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-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1084 Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.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 Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1084 Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe 1084 Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.exe"C:\Users\Admin\AppData\Local\Temp\Sigmanly_540319216f35894c8d8252208fb9d8aa9414f9805d7ce0bf3c674c0dfafedb4c.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:1084