Overview
overview
3Static
static
3mmc-develop-win32.zip
windows10-2004-x64
1mmc-develop-win32.zip
windows11-ltsc_2024-x64
1MultiMC/MultiMC.exe
windows10-2004-x64
3MultiMC/MultiMC.exe
windows11-ltsc_2024-x64
3MultiMC/Qt5Core.dll
windows10-2004-x64
3MultiMC/Qt5Core.dll
windows11-ltsc_2024-x64
3MultiMC/Qt5Gui.dll
windows10-2004-x64
3MultiMC/Qt5Gui.dll
windows11-ltsc_2024-x64
3MultiMC/Qt...rk.dll
windows10-2004-x64
3MultiMC/Qt...rk.dll
windows11-ltsc_2024-x64
3MultiMC/Qt5Svg.dll
windows10-2004-x64
3MultiMC/Qt5Svg.dll
windows11-ltsc_2024-x64
3MultiMC/Qt...ts.dll
windows10-2004-x64
3MultiMC/Qt...ts.dll
windows11-ltsc_2024-x64
3MultiMC/Qt5Xml.dll
windows10-2004-x64
3MultiMC/Qt5Xml.dll
windows11-ltsc_2024-x64
3MultiMC/ic...on.dll
windows10-2004-x64
3MultiMC/ic...on.dll
windows11-ltsc_2024-x64
3MultiMC/im...if.dll
windows10-2004-x64
3MultiMC/im...if.dll
windows11-ltsc_2024-x64
3MultiMC/im...ns.dll
windows10-2004-x64
3MultiMC/im...ns.dll
windows11-ltsc_2024-x64
3MultiMC/im...co.dll
windows10-2004-x64
3MultiMC/im...co.dll
windows11-ltsc_2024-x64
3MultiMC/im...eg.dll
windows10-2004-x64
3MultiMC/im...eg.dll
windows11-ltsc_2024-x64
3MultiMC/im...vg.dll
windows10-2004-x64
3MultiMC/im...vg.dll
windows11-ltsc_2024-x64
3MultiMC/im...mp.dll
windows10-2004-x64
3MultiMC/im...mp.dll
windows11-ltsc_2024-x64
3MultiMC/ja...ck.jar
windows10-2004-x64
1MultiMC/ja...ck.jar
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 21:30
Static task
static1
Behavioral task
behavioral1
Sample
mmc-develop-win32.zip
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
mmc-develop-win32.zip
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
MultiMC/MultiMC.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
MultiMC/MultiMC.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
MultiMC/Qt5Core.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
MultiMC/Qt5Core.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
MultiMC/Qt5Gui.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
MultiMC/Qt5Gui.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
MultiMC/Qt5Network.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
MultiMC/Qt5Network.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral11
Sample
MultiMC/Qt5Svg.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
MultiMC/Qt5Svg.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
MultiMC/Qt5Widgets.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
MultiMC/Qt5Widgets.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
MultiMC/Qt5Xml.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
MultiMC/Qt5Xml.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
MultiMC/imageformats/qgif.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
MultiMC/imageformats/qgif.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral21
Sample
MultiMC/imageformats/qicns.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
MultiMC/imageformats/qicns.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
MultiMC/imageformats/qico.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
MultiMC/imageformats/qico.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
MultiMC/imageformats/qsvg.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
MultiMC/imageformats/qsvg.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral31
Sample
MultiMC/jars/JavaCheck.jar
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
MultiMC/jars/JavaCheck.jar
Resource
win11ltsc2024-20260709-en
General
- Target MultiMC/Qt5Network.dll
- Size 1.5MB
- Sample260804-1chbsa1bpf
- SHA256 41fafdcea112cb01edadc0b2c14995d4cf05e4b5fd101a6e196baaa614b228e8
- MD5 a72dfd36b9b8c51de93f3c7cca5945ce
- SHA1 1bb6dfcb892b74968f5b8ef26e0027842df20fbf
- SHA512 5a38b11928f1319dac7b75cfd8304610f75e0464f26bc44810458e14cc79ca9d1396f55c1c6405baf95e176755a50c8076bcf6b30d05e4fc95607f479b9f9dec
- SSDEEP 49152:ZrURZC+3uELYy60bMcDrGBj3IfTt3yLorAnjhm:FK0+3uEUy6YMcDrGBz
- TLSH T194753C6AFD8760F8EE2305F5820BF63F56351701C416EDF6EB49AE486877633110AE29
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1028 1284 WerFault.exe 85 - 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 4484 wrote to memory of 1284 4484 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Network.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Network.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1284 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1284 -s 7163⤵
- Program crash
PID:1028
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1284 -ip 12841⤵PID:5544