Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/08/2026, 14:20
General
- Target attachment20260808-1169-26ark9.xlsx
- Size 114KB
- Sample260808-rnewcsswaw
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
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 12 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\attachment20260808-1169-26ark9.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
b8ab77100df80ab2.customDestinations-ms
memory/1292-11-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-6-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-3-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-2-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-1-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-8-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-7-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-9-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-12-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-13-0x00007FFBB29C0000-0x00007FFBB29D0000-memory.dmp
memory/1292-5-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-10-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-0-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-14-0x00007FFBB29C0000-0x00007FFBB29D0000-memory.dmp
memory/1292-27-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-4-0x00007FFBF4D8D000-0x00007FFBF4D8E000-memory.dmp
memory/1292-52-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-55-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-54-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-53-0x00007FFBB4D70000-0x00007FFBB4D80000-memory.dmp
memory/1292-56-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp
memory/1292-57-0x00007FFBF4CF0000-0x00007FFBF4EE5000-memory.dmp