Analysis
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max time kernel
93s -
max time network
148s -
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 08:57
Static task
static1
Behavioral task
behavioral1
Sample
Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe
Resource
win7-20240903-en
General
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Target
Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe
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Size
2.8MB
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MD5
58a0988b9a12160f19897264f4fed862
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SHA1
d156cfe7af82897777ce1790a27e4ba80be77fc2
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SHA256
98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b
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SHA512
c514208db96ec9379a0382a645fcd23f31dd0c8051cf8ec4eedbc7d17e40858893d8d621404556954ff3fdeb033ef7101777ea1b5fc5e82e1e93ba02b20f75f1
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SSDEEP
49152:3m8fy7XKq4IeVeIR7foOLw1+KVqkAZr0T1IIWSMzc+1u:3m8uKq4IeVeIR7foqwKVk1wSMx1u
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_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.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_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2940 Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.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_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2940 Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe 2940 Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.exe"C:\Users\Admin\AppData\Local\Temp\Sigmanly_98ab1399c9b0d9f23958dc463502fd08c3cf2eab19286571a31be21e838f8f1b.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:2940