Analysis
- max time kernel
110s - max time network
130s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
21/11/2021, 17:03
General
- Target Termination letter-30471.xlsb
- Size 63KB
- Sample211121-vkn7eahbe2
- SHA256 defb45f39a49d579947f0f7a8c3f4eef1bdd4c77947a4e7e48ab66ccf279e9bd
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 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-30471.xlsb"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3480-115-0x00007FFCF9770000-0x00007FFCF9780000-memory.dmp
memory/3480-116-0x00007FFCF9770000-0x00007FFCF9780000-memory.dmp
memory/3480-117-0x00007FFCF9770000-0x00007FFCF9780000-memory.dmp
memory/3480-118-0x00007FFCF9770000-0x00007FFCF9780000-memory.dmp
memory/3480-119-0x00007FFCF9770000-0x00007FFCF9780000-memory.dmp
memory/3480-120-0x00000163C7830000-0x00000163C7832000-memory.dmp
memory/3480-121-0x00000163C7830000-0x00000163C7832000-memory.dmp
memory/3480-122-0x00000163C7830000-0x00000163C7832000-memory.dmp