Overview
overview
3Static
static
3LoadTester.exe
windows10-2004-x64
3LoadTester.exe
windows11-21h2-x64
3RTCore.dll
windows10-2004-x64
3RTCore.dll
windows11-21h2-x64
3RTShutDown.bat
windows10-2004-x64
RTShutDown.bat
windows11-21h2-x64
RealTemp.exe
windows10-2004-x64
3RealTemp.exe
windows11-21h2-x64
3RealTempGT.exe
windows10-2004-x64
3RealTempGT.exe
windows11-21h2-x64
3WinRing0.dll
windows10-2004-x64
3WinRing0.dll
windows11-21h2-x64
3WinRing0.sys
windows10-2004-x64
1WinRing0.sys
windows11-21h2-x64
1WinRing0x64.dll
windows10-2004-x64
1WinRing0x64.dll
windows11-21h2-x64
1WinRing0x64.sys
windows10-2004-x64
1WinRing0x64.sys
windows11-21h2-x64
1i7TurboGT.exe
windows10-2004-x64
3i7TurboGT.exe
windows11-21h2-x64
3Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/05/2026, 04:49
Static task
static1
Behavioral task
behavioral1
Sample
LoadTester.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
LoadTester.exe
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
RTCore.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
RTCore.dll
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
RTShutDown.bat
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
RTShutDown.bat
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
RealTemp.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
RealTemp.exe
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
RealTempGT.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
RealTempGT.exe
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
WinRing0.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
WinRing0.dll
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
WinRing0.sys
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
WinRing0.sys
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
WinRing0x64.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral16
Sample
WinRing0x64.dll
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
WinRing0x64.sys
Resource
win10v2004-20260130-en
Behavioral task
behavioral18
Sample
WinRing0x64.sys
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
i7TurboGT.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral20
Sample
i7TurboGT.exe
Resource
win11-20260130-en
General
- Target RTCore.dll
- Size 39KB
- Sample260504-ff2jlsf18j
- SHA256 6f122b89698a24e29196eb3fd8075b8fdaf5f775fb885de3f1b6f5e678c2dce7
- MD5 11433ab1222cd76c632ba4e2281f88a9
- SHA1 747285c5de346b141f1c0624116b0c1abc7077e1
- SHA512 34cb659c4dfefb057ca767deeeb59aba3b9611862529dd59e8a04ab1230b0693b92cdd18e7d4b507de3295f7036f5f0690e3a66fe86b1b5bd1554f4c60d3001e
- SSDEEP 384:sTqzM4I6C6+SfEg+BMeJzj8pK5+Vj3ZYhcdUb+9AMQR:sTqrC6+SfEg+Bb9jg4+9Z0HimMQR
- TLSH T13B035A531B5E2861EE501B7460A9573F5E36AFE158AE10C74F53CC9C0C5A3733B28A2D
- MD5 SHA1 SHA512 SSDEEP TLSH
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4152 wrote to memory of 2972 4152 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\RTCore.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\RTCore.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2972
-