Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
10/10/2026, 06:21
General
- Target ucrtbase.dll
- Size 1.1MB
- Sample261010-g4a71aff72
- SHA256 e0bb6f1a8606fd8988f93255a5c69e89970da6a30ff60be22d3f90ac5d20e56b
Score
3/10
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ucrtbase.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ucrtbase.dll,#12⤵
- System Location Discovery: System Language Discovery
-