Analysis
- max time kernel
899s - max time network
835s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
16/04/2026, 15:50
General
- Target Book1 (version 1).xlsb.xlsx
- Size 11KB
- Sample260416-taepjset7k
- SHA256 21b116504f7f2990a7540bc6f09112a9f126b6c57d4541805e709b06a67b37e4
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 64 IoCs
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\Book1 (version 1).xlsb.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
b8ab77100df80ab2.customDestinations-ms
memory/3240-8-0x00007FFD43C50000-0x00007FFD43C60000-memory.dmp
memory/3240-12-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-3-0x00007FFD43C50000-0x00007FFD43C60000-memory.dmp
memory/3240-4-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-5-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-7-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-2-0x00007FFD43C50000-0x00007FFD43C60000-memory.dmp
memory/3240-9-0x00007FFD410B0000-0x00007FFD410C0000-memory.dmp
memory/3240-6-0x00007FFD43C50000-0x00007FFD43C60000-memory.dmp
memory/3240-10-0x00007FFD410B0000-0x00007FFD410C0000-memory.dmp
memory/3240-0-0x00007FFD43C50000-0x00007FFD43C60000-memory.dmp
memory/3240-13-0x00007FFD83C64000-0x00007FFD83C65000-memory.dmp
memory/3240-14-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-15-0x00007FFD83BC0000-0x00007FFD83DC9000-memory.dmp
memory/3240-1-0x00007FFD83C64000-0x00007FFD83C65000-memory.dmp