Overview
overview
5Static
static
3MultiMC/MultiMC.exe
windows7-x64
1MultiMC/MultiMC.exe
windows10-2004-x64
1MultiMC/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
5MultiMC/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
1MultiMC/ja...ch.jar
windows7-x64
1MultiMC/ja...ch.jar
windows10-2004-x64
1Analysis
-
max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
08-07-2023 01:58
Static task
static1
Behavioral task
behavioral1
Sample
MultiMC/MultiMC.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
MultiMC/MultiMC.exe
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
MultiMC/Qt5Core.dll
Resource
win7-20230705-en
Behavioral task
behavioral4
Sample
MultiMC/Qt5Core.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral5
Sample
MultiMC/Qt5Gui.dll
Resource
win7-20230705-en
Behavioral task
behavioral6
Sample
MultiMC/Qt5Gui.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral7
Sample
MultiMC/Qt5Network.dll
Resource
win7-20230703-en
Behavioral task
behavioral8
Sample
MultiMC/Qt5Network.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral9
Sample
MultiMC/Qt5Svg.dll
Resource
win7-20230703-en
Behavioral task
behavioral10
Sample
MultiMC/Qt5Svg.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral11
Sample
MultiMC/Qt5Widgets.dll
Resource
win7-20230703-en
Behavioral task
behavioral12
Sample
MultiMC/Qt5Widgets.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral13
Sample
MultiMC/Qt5Xml.dll
Resource
win7-20230705-en
Behavioral task
behavioral14
Sample
MultiMC/Qt5Xml.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral15
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win7-20230703-en
Behavioral task
behavioral16
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral17
Sample
MultiMC/imageformats/qgif.dll
Resource
win7-20230703-en
Behavioral task
behavioral18
Sample
MultiMC/imageformats/qgif.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral19
Sample
MultiMC/imageformats/qicns.dll
Resource
win7-20230703-en
Behavioral task
behavioral20
Sample
MultiMC/imageformats/qicns.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral21
Sample
MultiMC/imageformats/qico.dll
Resource
win7-20230703-en
Behavioral task
behavioral22
Sample
MultiMC/imageformats/qico.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral23
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win7-20230703-en
Behavioral task
behavioral24
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral25
Sample
MultiMC/imageformats/qsvg.dll
Resource
win7-20230703-en
Behavioral task
behavioral26
Sample
MultiMC/imageformats/qsvg.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral27
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win7-20230703-en
Behavioral task
behavioral28
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral29
Sample
MultiMC/jars/JavaCheck.jar
Resource
win7-20230705-en
Behavioral task
behavioral30
Sample
MultiMC/jars/JavaCheck.jar
Resource
win10v2004-20230703-en
Behavioral task
behavioral31
Sample
MultiMC/jars/NewLaunch.jar
Resource
win7-20230703-en
Behavioral task
behavioral32
Sample
MultiMC/jars/NewLaunch.jar
Resource
win10v2004-20230703-en
General
-
Target
MultiMC/imageformats/qgif.dll
-
Size
32KB
-
MD5
67598fc68a992f106bfad56b22cac886
-
SHA1
9285cea038e0f8f10125ca4b724c264b041f4da6
-
SHA256
000bbacc0fa451c61413e50b3ef63d3461da422b3425404d8952a52182121b6d
-
SHA512
04af56c60969090c4d09fc27fbb8c1d794ab4b6dc9ba3eadc842edca7f68788f7880ec0e533b63dde284511a456dee10814824795915ff492ca01e64e7b86429
-
SSDEEP
384:afrulhh3V/N8pXxdQLwfUOWcE7kX80HBFZuTRpIWvTCCz:yMR8ZE4u7qBEIW2Cz
Malware Config
Signatures
-
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{8B15ACB6-8D48-4CE2-9AE9-0C559CED6521}.catalogItem svchost.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1116 wrote to memory of 2036 1116 rundll32.exe 79 PID 1116 wrote to memory of 2036 1116 rundll32.exe 79 PID 1116 wrote to memory of 2036 1116 rundll32.exe 79 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\imageformats\qgif.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\imageformats\qgif.dll,#12⤵PID:2036
-
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:3852