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
153s - 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/Qt5Core.dll
- Size 5.1MB
- Sample260804-1chbsa1bpf
- SHA256 79b83c43af99a9cb72a744ae2262c090227907907e8f2deb937cd4e1f0965e4d
- MD5 9c31c47941edd8aed4bb51a3be9c6ea2
- SHA1 e83d8c04fec834086a018f8bff01b614ef6e3341
- SHA512 9763960a8118ab558e1a26abef275cddb323449608eb4f8518b82fa67d34ffc1d146f4f6b3e072317d8b0af5e95ca84bcdeca838ec150d4b3ef2e748c0a9d961
- SSDEEP 98304:paO5O7s0XerbbAJIaKSA31cCvErDsNYWZSgkvDFPJsv6tWKFdu9CQlld0:BOoZX8O1cBdUSg8DNJsv6tWKFdu9CQZ
- TLSH T1C8467C1AFA4354F4FE734676468BF7BB45246E218821DDBFFB5C7E0CA833621240A616
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3428 3432 WerFault.exe 86 - 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 4920 wrote to memory of 3432 4920 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Core.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Core.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3432 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 6763⤵
- Program crash
PID:3428
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3432 -ip 34321⤵PID:3884