Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
22/05/2026, 14:05
General
- Target u4.rtf
- Size 47KB
- Sample260522-rd5n2ads7m
- SHA256 5b7bd9ad76c8df8e2c496b3dcefc9fe3750dccc48fb416126605ed3fb208f55a
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 2 IoCs
- Suspicious use of SetWindowsHookEx 14 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\u4.rtf" /o ""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
gb.xsl
memory/2596-10-0x00007FFEC8480000-0x00007FFEC8490000-memory.dmp
memory/2596-2-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-1-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-5-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-6-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-4-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-7-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-8-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-0-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-9-0x00007FFEC8480000-0x00007FFEC8490000-memory.dmp
memory/2596-23-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-24-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-22-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-3-0x00007FFF0A8C4000-0x00007FFF0A8C5000-memory.dmp
memory/2596-463-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-462-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-466-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-467-0x00007FFF0A820000-0x00007FFF0AA29000-memory.dmp
memory/2596-465-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp
memory/2596-464-0x00007FFECA8B0000-0x00007FFECA8C0000-memory.dmp