Analysis
- max time kernel
148s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/09/2026, 00:48
General
- Target attachment20260930-1092870-9lsbhh.xlsm
- Size 555KB
- Sample260930-a5xn3abb76
- SHA256 7dc6e3106413ad883680745af653b737bc9ae0b2d2599eeb7ee45aeea3a4494f
Malware Config
Signatures
- Deletes itself 1 TTPs 1 IoCs
- 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
- NTFS ADS 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 11 IoCs
- Suspicious use of WriteProcessMemory 1 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\attachment20260930-1092870-9lsbhh.xlsm"1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
01295E00
b8ab77100df80ab2.customDestinations-ms
memory/5940-11-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-12-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-7-0x00007FF81C460000-0x00007FF81C470000-memory.dmp
memory/5940-6-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-8-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-9-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-0-0x00007FF81C460000-0x00007FF81C470000-memory.dmp
memory/5940-3-0x00007FF85C47F000-0x00007FF85C480000-memory.dmp
memory/5940-13-0x00007FF81A020000-0x00007FF81A030000-memory.dmp
memory/5940-10-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-5-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-4-0x00007FF81C460000-0x00007FF81C470000-memory.dmp
memory/5940-14-0x00007FF81A020000-0x00007FF81A030000-memory.dmp
memory/5940-1-0x00007FF81C460000-0x00007FF81C470000-memory.dmp
memory/5940-46-0x00007FF85C320000-0x00007FF85C583000-memory.dmp
memory/5940-2-0x00007FF81C460000-0x00007FF81C470000-memory.dmp