Analysis
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max time kernel
100s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
19-02-2024 08:11
Static task
static1
Behavioral task
behavioral1
Sample
UNI-45733-DS.xlam
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
UNI-45733-DS.xlam
Resource
win10v2004-20231222-en
General
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Target
UNI-45733-DS.xlam
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Size
747KB
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MD5
4b78413e2375d89be0dc474d9322a134
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SHA1
345295e37534514d9bae65a093f098d193597623
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SHA256
ec2da4fdd20292035c85d26d0c6655cb7c59130ce7202ec2f866dd6540e1d475
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SHA512
f9a8ef784b25921f1663b9dc8cd1ee83716446d8a37432965b26340734b9e80cda28b5164a643f15ac5e8377ae82b0c4ae30028e31036c4d9b6219f7e6bddc0a
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SSDEEP
12288:4nnW8dLc4VI6tRTXBYNNJvVkHb8M92CCuhtYUJ2aINHExEiYNjGvWfXfHYa6E4aV:kBhrbBYbJvVk78o27uhuaUEx+lLfHGK
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2284 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\UNI-45733-DS.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2284