Analysis
- user interaction
yes - max time kernel
33s - max time network
34s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/08/2026, 15:39
Static task
static1
Behavioral task
behavioral1
Sample
rynware.py
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
rynware.py
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target rynware.py
- Size 61KB
- Sample260809-s3mp7ahl21
- SHA256 123b2527d38de82763105aef8456b76378e6e2d5f87ba489d0801d4328afe12e
- MD5 1bb3ff7a49c28263247f6a09e4fdef5a
- SHA1 802b3fd6cb16a8018829c603c8ca70b7a5e7bebd
- SHA512 3c48724060319cda31d76c29fe0911f7e485873d93c9402dab334427f61e73725f2f199e087765ac3b8d73e0e4e4715cd7c13a566fb2e6661b2378bf2c6ab2d6
- SSDEEP 1536:UN1ab9qEUR0uWZe0Hx4zp8tICik8nN48LksLWrxHkJ7rN/RBOFLaXE:m1SqD0uWc0H298tTikEkhOJHNJBOFLaU
- TLSH T17B5376C75521D3791793B9186F47AD9A295CEDBFCCC5E301B0BB0A4FE2A822884E57C1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 816 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings OpenWith.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4536 OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4536 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\rynware.py1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:816
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4536
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"1⤵PID:3004
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1260