Analysis
- user interaction
yes - max time kernel
118s - max time network
121s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
22/04/2026, 22:48
General
- Target rc4_test.py
- Size 861B
- Sample260422-2rf8psdv5s
- SHA256 cdcee64b3927dc1d81b183cfb655d8733d8bab886f9408f29dce5e54dfd64a68
Score
3/10
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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
- Modifies registry class 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 22 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\rc4_test.py1⤵
- Modifies registry class
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
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\rc4_test.py"2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
SearchHoverUnifiedTileModelCache.dat
iso690.xsl
fb3b0dbfee58fac8.customDestinations-ms
memory/4680-0-0x00007FFED1870000-0x00007FFED1880000-memory.dmp
memory/4680-3-0x00007FFED1870000-0x00007FFED1880000-memory.dmp
memory/4680-2-0x00007FFED1870000-0x00007FFED1880000-memory.dmp
memory/4680-4-0x00007FFED1870000-0x00007FFED1880000-memory.dmp
memory/4680-1-0x00007FFED1870000-0x00007FFED1880000-memory.dmp
memory/4680-5-0x00007FFECED40000-0x00007FFECED50000-memory.dmp
memory/4680-6-0x00007FFECED40000-0x00007FFECED50000-memory.dmp