Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/09/2026, 09:28
Static task
static1
Behavioral task
behavioral1
Sample
년 4분기 제품 주문_09_09_2026.xls
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
년 4분기 제품 주문_09_09_2026.xls
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 년 4분기 제품 주문_09_09_2026.xls
- Size 28KB
- Sample260909-lftrnavaph
- SHA256 b499720432f6f7dcb22ea69f4dc3b3d61b7d89228fb38a67940868e33a9a675f
- MD5 bf7163c7a24d15abb510e62bca735c11
- SHA1 465fd9790599db5deeeda99d8b69e3692d100bea
- SHA512 9f9710cb181a798745ca8aa4a309735c027fd465a08aca3093cd670c22ad128b0279b12839147053d1ea9f6d1053fa8955b277b00f12abee41fe4d0803561be0
- SSDEEP 384:/nVZZSHnUQhrtHp42iqAwiQ2mGON5q3LR3Ce0/6rRRpoWvhNXFI:v6UaoCAZQ2DE5wm6rRRpoWvhB+
- TLSH T178D2590432A5D106C1E989B64EE5D1CB6B20FCA6BD97DB0B32C47B1F183DA94D423A27
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 5524 1052 mshta.exe 88 - 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 1052 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE 1052 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1052 wrote to memory of 5524 1052 EXCEL.EXE 90 - 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.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
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\년 4분기 제품 주문_09_09_2026.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:5524
-
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 4KB
- SHA256 f01d057afa2332bea47a3149193035a51dac41b3b316f79f21037ef958f4a404
- MD5 b94dc0432ed0a93b67afe2cc9aed2fa7
- SHA1 431ba285a2edaef48b0aadae9de51d9a6bc83a1c
- SHA512 6b0e0f7affa59af6f380bc6834d686abf6d7ef3a08dd0892a9615717262a1659ba4877638854e54b6fbcb1fe66c71954fef40aa9d055a94dfed5c9f22b9be139
- SSDEEP 96:UtxrRJRZhVomMqNkZaRizd/hJNGYkB0FnRVz3GiZh:UtxNnZnlMqNuGiR/hnGYYKRR28h
- TLSH T1EC91EF030BBB6B5BC01142722A3DC79EEB307D1396608B1E6788D13B7CA9504CF8DA5E
- MD5 SHA1 SHA512 SSDEEP TLSH