Overview
overview
3Static
static
1courier-sy...).html
windows10-2004-x64
3courier-sy...).html
windows11-ltsc_2024-x64
3courier-sy...).xlsx
windows10-2004-x64
1courier-sy...).xlsx
windows11-ltsc_2024-x64
1courier-sy...8.xlsx
windows10-2004-x64
1courier-sy...8.xlsx
windows11-ltsc_2024-x64
1courier-sy...el.ps1
windows10-2004-x64
3courier-sy...el.ps1
windows11-ltsc_2024-x64
3courier-sy...d.xlsx
windows10-2004-x64
1courier-sy...d.xlsx
windows11-ltsc_2024-x64
1courier-sy...d.html
windows10-2004-x64
3courier-sy...d.html
windows11-ltsc_2024-x64
3courier-sy...ase.js
windows10-2004-x64
3courier-sy...ase.js
windows11-ltsc_2024-x64
3courier-sy...ard.js
windows10-2004-x64
3courier-sy...ard.js
windows11-ltsc_2024-x64
3courier-sy...ter.js
windows10-2004-x64
3courier-sy...ter.js
windows11-ltsc_2024-x64
3courier-sy...cel.js
windows10-2004-x64
3courier-sy...cel.js
windows11-ltsc_2024-x64
3courier-sy...ory.js
windows10-2004-x64
3courier-sy...ory.js
windows11-ltsc_2024-x64
3courier-sy...er.ps1
windows10-2004-x64
3courier-sy...er.ps1
windows11-ltsc_2024-x64
3courier-sy...le.ps1
windows10-2004-x64
3courier-sy...le.ps1
windows11-ltsc_2024-x64
3courier-sy...on.ps1
windows10-2004-x64
3courier-sy...on.ps1
windows11-ltsc_2024-x64
3courier-sy...eg.ps1
windows10-2004-x64
3courier-sy...eg.ps1
windows11-ltsc_2024-x64
3courier-sy...er.ps1
windows10-2004-x64
3courier-sy...er.ps1
windows11-ltsc_2024-x64
3Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/07/2026, 12:19
Static task
static1
Behavioral task
behavioral1
Sample
courier-system/OLD/download (7).html
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
courier-system/OLD/download (7).html
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
courier-system/OLD/download (7).xlsx
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
courier-system/OLD/download (7).xlsx
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
courier-system/OLD/download 08.xlsx
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
courier-system/OLD/download 08.xlsx
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
courier-system/OLD/process_excel.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
courier-system/OLD/process_excel.ps1
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
courier-system/OLD/sample_shipment_upload.xlsx
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
courier-system/OLD/sample_shipment_upload.xlsx
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
courier-system/OLD/upload.html
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
courier-system/OLD/upload.html
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
courier-system/config/Database.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
courier-system/config/Database.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
courier-system/dashboard.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
courier-system/dashboard.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
courier-system/includes/footer.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
courier-system/includes/footer.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
courier-system/process_excel.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
courier-system/process_excel.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
courier-system/upload_history.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
courier-system/upload_history.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
courier-system/vendor/composer/ClassLoader.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
courier-system/vendor/composer/ClassLoader.ps1
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
courier-system/vendor/composer/pcre/src/PHPStan/InvalidRegexPatternRule.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
courier-system/vendor/composer/pcre/src/PHPStan/InvalidRegexPatternRule.ps1
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral27
Sample
courier-system/vendor/composer/pcre/src/PcreException.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
courier-system/vendor/composer/pcre/src/PcreException.ps1
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral29
Sample
courier-system/vendor/composer/pcre/src/Preg.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
courier-system/vendor/composer/pcre/src/Preg.ps1
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
courier-system/vendor/ezyang/htmlpurifier/library/HTMLPurifier.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
courier-system/vendor/ezyang/htmlpurifier/library/HTMLPurifier.ps1
Resource
win11ltsc2024-20260709-en
General
- Target courier-system/OLD/download 08.xlsx
- Size 10KB
- Sample260722-phbkms1thv
- SHA256 4460d95cd858f5b1bb49834b8e349f2873b4bfb437109d051819df0f248e306e
- MD5 f3fd83a5e75fa141378fb3be3f7e70e5
- SHA1 4a01451251723b3dd0307bd6c8a2518c64712f77
- SHA512 7dca8572573e691f117a1668e09e7eaba1dbc75d767354c8f9f0bdfe33f3d668b80802245101506818a09665e3e228fb35cb085d1a43c2e60246bad5c44d403b
- SSDEEP 192:wc8mVJZcb3U7TqBgNRVlvlfm7T435YY0nwsEKD6AmZs7ini/xIFb:wc3+3/gNRVVle7w5YY0nwSeZiOFb
- TLSH T173227C9DA5265D3DD771E83D820D00DBE73C24C86392946CB989B16FA3106C392BE7CD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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 2912 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE 2912 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\courier-system\OLD\download 08.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 9b77b05492dafa169febac3910a6a141bd6a8c91a7c4a7cca8ed5d3a60870a4e
- MD5 f80d1aa9be379bbd556928b4854fcac0
- SHA1 226144f89412e71e020fdd2ee8d93ba255a84e05
- SHA512 85eb0687c6a6b87c22f90712159a46e8386114f78ba5a46394aff519b33db6e3a87a1c61ddb4c6d55a950dfbf352af2d99190a6a129ab1d7f399743f3c83d046
- TLSH T13E41124116CB1F67D0B4427A6E39976AEB607F23D710811E5384115F7CE2900963EFAB
- MD5 SHA1 SHA512 TLSH