Overview
overview
6Static
static
3music-conv....0.exe
windows11-ltsc_2024-x64
6$PLUGINSDIR/INetC.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$TEMP/Micr...up.exe
windows11-ltsc_2024-x64
6com-tunefa...er.exe
windows11-ltsc_2024-x64
6Analysis
- max time kernel
899s - max time network
438s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-ja - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-jalocale:ja-jpos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 06:24
Static task
static1
Behavioral task
behavioral1
Sample
music-converter-4.0.exe
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral6
Sample
$TEMP/MicrosoftEdgeWebview2Setup.exe
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral7
Sample
com-tunefab-musicone-installer.exe
Resource
win11ltsc2024-20260911-ja
General
- Target $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- Sample261102-g6hpvs1vft
- SHA256 56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2
- MD5 6c3f8c94d0727894d706940a8a980543
- SHA1 0d1bcad901be377f38d579aafc0c41c0ef8dcefd
- SHA512 2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355
- SSDEEP 96:o0svUu3Uy+sytcS8176b+XR8pCHFcMcxSgB5PKtAtgt+Nt+rnt3DVEB3YcNqkzfS:o0svWyNO81b8pCHFcM0PuAgkOyuIFc
- TLSH T17012F992E6A450B3C5D6533B35AA2F2DCBBD5325B0926C00C7738E4D39395B66E38353
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3480 5052 WerFault.exe 90 - 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 5552 wrote to memory of 5052 5552 rundll32.exe 90
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5552 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5052 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 5963⤵
- Program crash
PID:3480
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 5052 -ip 50521⤵PID:4936
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1012
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:920