Analysis
- max time kernel
123s - max time network
136s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
21/11/2021, 17:04
General
- Target Termination letter 4836.xlsb
- Size 95KB
- Sample211121-vlaemshbe3
- SHA256 d4094524bb3f72d5ec0ad03ba354ced975b67770db2970ab6cd8fdc7db50674f
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.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 14 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\Termination letter 4836.xlsb"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3968-118-0x00007FFB341E0000-0x00007FFB341F0000-memory.dmp
memory/3968-119-0x00007FFB341E0000-0x00007FFB341F0000-memory.dmp
memory/3968-120-0x00007FFB341E0000-0x00007FFB341F0000-memory.dmp
memory/3968-121-0x00007FFB341E0000-0x00007FFB341F0000-memory.dmp
memory/3968-122-0x000001ECBD270000-0x000001ECBD272000-memory.dmp
memory/3968-123-0x000001ECBD270000-0x000001ECBD272000-memory.dmp
memory/3968-124-0x000001ECBD270000-0x000001ECBD272000-memory.dmp
memory/3968-130-0x00007FFB307D0000-0x00007FFB307E0000-memory.dmp
memory/3968-131-0x00007FFB341E0000-0x00007FFB341F0000-memory.dmp
memory/3968-132-0x00007FFB307D0000-0x00007FFB307E0000-memory.dmp