Overview
overview
8Static
static
1mmc-develop-win32.zip
windows7-x64
1mmc-develop-win32.zip
windows10-2004-x64
1MultiMC/MultiMC.exe
windows7-x64
1MultiMC/MultiMC.exe
windows10-2004-x64
8MultiMC/Qt5Core.dll
windows7-x64
3MultiMC/Qt5Core.dll
windows10-2004-x64
3MultiMC/Qt5Gui.dll
windows7-x64
3MultiMC/Qt5Gui.dll
windows10-2004-x64
3MultiMC/Qt...rk.dll
windows7-x64
3MultiMC/Qt...rk.dll
windows10-2004-x64
3MultiMC/Qt5Svg.dll
windows7-x64
3MultiMC/Qt5Svg.dll
windows10-2004-x64
3MultiMC/Qt...ts.dll
windows7-x64
3MultiMC/Qt...ts.dll
windows10-2004-x64
3MultiMC/Qt5Xml.dll
windows7-x64
3MultiMC/Qt5Xml.dll
windows10-2004-x64
3MultiMC/ic...on.dll
windows7-x64
1MultiMC/ic...on.dll
windows10-2004-x64
1MultiMC/im...if.dll
windows7-x64
1MultiMC/im...if.dll
windows10-2004-x64
1MultiMC/im...ns.dll
windows7-x64
1MultiMC/im...ns.dll
windows10-2004-x64
1MultiMC/im...co.dll
windows7-x64
1MultiMC/im...co.dll
windows10-2004-x64
1MultiMC/im...eg.dll
windows7-x64
1MultiMC/im...eg.dll
windows10-2004-x64
1MultiMC/im...vg.dll
windows7-x64
1MultiMC/im...vg.dll
windows10-2004-x64
1MultiMC/im...mp.dll
windows7-x64
1MultiMC/im...mp.dll
windows10-2004-x64
1MultiMC/ja...ck.jar
windows7-x64
1MultiMC/ja...ck.jar
windows10-2004-x64
1Analysis
-
max time kernel
503s -
max time network
508s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
20-03-2023 20:19
Static task
static1
Behavioral task
behavioral1
Sample
mmc-develop-win32.zip
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
mmc-develop-win32.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
MultiMC/MultiMC.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
MultiMC/MultiMC.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
MultiMC/Qt5Core.dll
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
MultiMC/Qt5Core.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
MultiMC/Qt5Gui.dll
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
MultiMC/Qt5Gui.dll
Resource
win10v2004-20230221-en
Behavioral task
behavioral9
Sample
MultiMC/Qt5Network.dll
Resource
win7-20230220-en
Behavioral task
behavioral10
Sample
MultiMC/Qt5Network.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral11
Sample
MultiMC/Qt5Svg.dll
Resource
win7-20230220-en
Behavioral task
behavioral12
Sample
MultiMC/Qt5Svg.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral13
Sample
MultiMC/Qt5Widgets.dll
Resource
win7-20230220-en
Behavioral task
behavioral14
Sample
MultiMC/Qt5Widgets.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral15
Sample
MultiMC/Qt5Xml.dll
Resource
win7-20230220-en
Behavioral task
behavioral16
Sample
MultiMC/Qt5Xml.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral17
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win7-20230220-en
Behavioral task
behavioral18
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral19
Sample
MultiMC/imageformats/qgif.dll
Resource
win7-20230220-en
Behavioral task
behavioral20
Sample
MultiMC/imageformats/qgif.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral21
Sample
MultiMC/imageformats/qicns.dll
Resource
win7-20230220-en
Behavioral task
behavioral22
Sample
MultiMC/imageformats/qicns.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral23
Sample
MultiMC/imageformats/qico.dll
Resource
win7-20230220-en
Behavioral task
behavioral24
Sample
MultiMC/imageformats/qico.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral25
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win7-20230220-en
Behavioral task
behavioral26
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral27
Sample
MultiMC/imageformats/qsvg.dll
Resource
win7-20230220-en
Behavioral task
behavioral28
Sample
MultiMC/imageformats/qsvg.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral29
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win7-20230220-en
Behavioral task
behavioral30
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win10v2004-20230221-en
Behavioral task
behavioral31
Sample
MultiMC/jars/JavaCheck.jar
Resource
win7-20230220-en
Behavioral task
behavioral32
Sample
MultiMC/jars/JavaCheck.jar
Resource
win10v2004-20230220-en
General
-
Target
MultiMC/Qt5Network.dll
-
Size
1.5MB
-
MD5
a72dfd36b9b8c51de93f3c7cca5945ce
-
SHA1
1bb6dfcb892b74968f5b8ef26e0027842df20fbf
-
SHA256
41fafdcea112cb01edadc0b2c14995d4cf05e4b5fd101a6e196baaa614b228e8
-
SHA512
5a38b11928f1319dac7b75cfd8304610f75e0464f26bc44810458e14cc79ca9d1396f55c1c6405baf95e176755a50c8076bcf6b30d05e4fc95607f479b9f9dec
-
SSDEEP
49152:ZrURZC+3uELYy60bMcDrGBj3IfTt3yLorAnjhm:FK0+3uEUy6YMcDrGBz
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1716 2240 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3080 wrote to memory of 2240 3080 rundll32.exe rundll32.exe PID 3080 wrote to memory of 2240 3080 rundll32.exe rundll32.exe PID 3080 wrote to memory of 2240 3080 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Network.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Network.dll,#12⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 7163⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2240 -ip 22401⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2240-133-0x0000000069700000-0x0000000069894000-memory.dmpFilesize
1.6MB
-
memory/2240-135-0x000000006FC40000-0x000000006FD41000-memory.dmpFilesize
1.0MB
-
memory/2240-134-0x000000006E940000-0x000000006E964000-memory.dmpFilesize
144KB
-
memory/2240-137-0x0000000068880000-0x0000000068DAF000-memory.dmpFilesize
5.2MB
-
memory/2240-136-0x0000000064940000-0x0000000064954000-memory.dmpFilesize
80KB