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
324s - 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/INetC.dll
- Size 25KB
- Sample261102-g6hpvs1vft
- SHA256 85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
- MD5 40d7eca32b2f4d29db98715dd45bfac5
- SHA1 124df3f617f562e46095776454e1c0c7bb791cc7
- SHA512 5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d
- SSDEEP 384:pjj9e9dE95XD+iTx58Y5oMM3O9MEoLr1VcQZ/ZwcSyekMRlZ4L4:dAvE90GuY2tO93oLrJRM7Z4E
- TLSH T1F0B2F99257EA179AF7BAAB3478B9E762497FBC211821CCCF5533068D1872241ED30727
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2348 996 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 5040 wrote to memory of 996 5040 rundll32.exe 90
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5040 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:996 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 996 -s 5323⤵
- Program crash
PID:2348
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 996 -ip 9961⤵PID:1480
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5516
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:3808