Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 02:56
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260805-1169-l0rkci.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260805-1169-l0rkci.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260805-1169-l0rkci.xlsx
- Size 114KB
- Sample260805-de2f4st1ct
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
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 4408 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 EXCEL.EXE 4408 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\attachment20260805-1169-l0rkci.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4408
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 82a419700b5a7282acfdf43feeacaa47347fe948b0c033547cbafbfdbd76680d
- MD5 e8e6249320f2ebfa09c923df75ec5166
- SHA1 94c31a73c94f69c09d4ab997083bf2b0a6b4e864
- SHA512 3d34838b663f3741b199f1b1e4f07b1a867f29aaf4a82cf9c0495459abdb59368a5da0cbd3488502e017793d00190473d4d83b1c397f5feb9f0610c685fb7f3f
- TLSH T1613133131D5BEF1FD0A88136662AC74DD330FBA2D781C31DA7C0A01B7C62C81C699A1B
- MD5 SHA1 SHA512 TLSH