Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21-08-2024 10:18
Static task
static1
Behavioral task
behavioral1
Sample
53a72f1f77a45e47084294a0103726076af1b4eef291b034639e1cfb99ed597d.xls
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
53a72f1f77a45e47084294a0103726076af1b4eef291b034639e1cfb99ed597d.xls
Resource
win10v2004-20240802-en
General
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Target
53a72f1f77a45e47084294a0103726076af1b4eef291b034639e1cfb99ed597d.xls
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Size
295KB
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MD5
ec1d37555fb0c9c1b55e198f319efb15
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SHA1
10e5e0c0a996ccdfd0ca4cbdd6f55c2c49d13dc6
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SHA256
53a72f1f77a45e47084294a0103726076af1b4eef291b034639e1cfb99ed597d
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SHA512
173ccb3ec44e96f2048ce7d93c0d7c2225b9b74d2e2a2c486b0c262d05a11c3a912cbc3995f6a72f01acbd9bc738cbc055303b8a678e7e3283d1195fb9532830
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SSDEEP
3072:XMAJbziaeKJD49xYDJqAnHkE0AcPcWmmIZhojyXlSihEVC29p459aHunCHbcfEE:cqDsxYDJqAnHcTcW4PojyXzEP9r89
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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3596 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 EXCEL.EXE 3596 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\53a72f1f77a45e47084294a0103726076af1b4eef291b034639e1cfb99ed597d.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3596
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize2KB
MD5220859f5ca31a3ee4f763e30d0929dc3
SHA1bc8e46504717a42a36dbda2b81a3fa5bedbc4d1f
SHA2569ffe4416de883cb8f4683cf8da788ae13e7c13a3d56a3c2fe678bb2864574c0c
SHA51249fce7e5f4018522decce178c3d40a88eff5e599e6ac865acadfb456c6d457a67c841efc5e6c7d6a12e0da7aff3849deaa28d78bf041b864a8e6b323cf5aafe8