Analysis
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max time kernel
139s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2023 07:27
Static task
static1
Behavioral task
behavioral1
Sample
Docs & Bl.xls
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Docs & Bl.xls
Resource
win10v2004-20230915-en
General
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Target
Docs & Bl.xls
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Size
1.1MB
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MD5
8c6c7585d5657a10204dee25dfc16961
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SHA1
c65bd2e6730f0e508e8ea0cd02c22cdd713c98a9
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SHA256
d02df95ca48a3149b722cf65d7a0f8391aabd2230ad53dbecbf46809262f8b8b
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SHA512
354e717d1ee6e250010d954aedc618c43d93627397656be25ef5bff36a6035f5cc6c4d3adfe5e0ee62b512a95c16bf8e6309f4d64e948cd685fd09af65950c87
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SSDEEP
24576:LWQmmav30xSZy6w6VH6NvBZyew6VM6NmEa5SdQ0TIx5Dfaw0A:qQmmQ306+6VaBK6VNRVd7TCDSH
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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE 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 -
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 2088 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2088 EXCEL.EXE 2088 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 EXCEL.EXE 2088 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\Docs & Bl.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2088
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD5a01b9617553432807b9b58025b338d97
SHA1439bdcc450408b9735b2428c2d53d2e6977fa58c
SHA2567a0426ed2e2349916969ff7087c0f76089fb8ce7f4627f3d11ccbc1aaefcedce
SHA512312cc2563fa865d6a939fea85a520627c73ed9a95bafc98c89495f21d535dc658825be74b64f0f5c5815d1d234fc6e77a71779247e4973e39ba8dccec2f09bee
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Filesize
12.7MB
MD5e3632c1cf79a71d21e41e74fde3cf3bf
SHA1dcd91f484d1e1b40dbe994c39ad9a393effc6681
SHA2564cbe5450dda58fb0e1fd77c3a78e6125aa34a1eeb35bdf754b7b4b39ed8d1a82
SHA51297e3594f16634ed4f686d356e3b21c5a8f5ac8b77f030d2f3ade59ea11539938eb2fcc5a3d586180e7f1af59c19665149d3a1c671ae31018a94de3231f24dcad