Overview
overview
3Static
static
3mmc-develop-win32.zip
windows10-1703-x64
1MultiMC/MultiMC.exe
windows10-1703-x64
1MultiMC/Qt5Core.dll
windows10-1703-x64
3MultiMC/Qt5Gui.dll
windows10-1703-x64
3MultiMC/Qt...rk.dll
windows10-1703-x64
3MultiMC/Qt5Svg.dll
windows10-1703-x64
3MultiMC/Qt...ts.dll
windows10-1703-x64
3MultiMC/Qt5Xml.dll
windows10-1703-x64
3MultiMC/ic...on.dll
windows10-1703-x64
1MultiMC/im...if.dll
windows10-1703-x64
1MultiMC/im...ns.dll
windows10-1703-x64
1MultiMC/im...co.dll
windows10-1703-x64
1MultiMC/im...eg.dll
windows10-1703-x64
1MultiMC/im...vg.dll
windows10-1703-x64
1MultiMC/im...mp.dll
windows10-1703-x64
1MultiMC/ja...ck.jar
windows10-1703-x64
1MultiMC/ja...ch.jar
windows10-1703-x64
1MultiMC/li...ix.dll
windows10-1703-x64
3MultiMC/li...++.dll
windows10-1703-x64
3MultiMC/li....dll.a
windows10-1703-x64
3MultiMC/li...ip.dll
windows10-1703-x64
3MultiMC/li...ow.dll
windows10-1703-x64
3MultiMC/libeay32.dll
windows10-1703-x64
1MultiMC/li...-1.dll
windows10-1703-x64
3MultiMC/libssp-0.dll
windows10-1703-x64
3MultiMC/li...-6.dll
windows10-1703-x64
3MultiMC/li...-1.dll
windows10-1703-x64
1MultiMC/pl...ws.dll
windows10-1703-x64
1MultiMC/qt.conf
windows10-1703-x64
3MultiMC/ssleay32.dll
windows10-1703-x64
1MultiMC/zlib1.dll
windows10-1703-x64
1Analysis
-
max time kernel
90s -
max time network
80s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
19-09-2023 06:51
Static task
static1
Behavioral task
behavioral1
Sample
mmc-develop-win32.zip
Resource
win10-20230915-en
Behavioral task
behavioral2
Sample
MultiMC/MultiMC.exe
Resource
win10-20230915-en
Behavioral task
behavioral3
Sample
MultiMC/Qt5Core.dll
Resource
win10-20230915-en
Behavioral task
behavioral4
Sample
MultiMC/Qt5Gui.dll
Resource
win10-20230915-en
Behavioral task
behavioral5
Sample
MultiMC/Qt5Network.dll
Resource
win10-20230915-en
Behavioral task
behavioral6
Sample
MultiMC/Qt5Svg.dll
Resource
win10-20230915-en
Behavioral task
behavioral7
Sample
MultiMC/Qt5Widgets.dll
Resource
win10-20230915-en
Behavioral task
behavioral8
Sample
MultiMC/Qt5Xml.dll
Resource
win10-20230915-en
Behavioral task
behavioral9
Sample
MultiMC/iconengines/qsvgicon.dll
Resource
win10-20230915-en
Behavioral task
behavioral10
Sample
MultiMC/imageformats/qgif.dll
Resource
win10-20230831-en
Behavioral task
behavioral11
Sample
MultiMC/imageformats/qicns.dll
Resource
win10-20230915-en
Behavioral task
behavioral12
Sample
MultiMC/imageformats/qico.dll
Resource
win10-20230915-en
Behavioral task
behavioral13
Sample
MultiMC/imageformats/qjpeg.dll
Resource
win10-20230915-en
Behavioral task
behavioral14
Sample
MultiMC/imageformats/qsvg.dll
Resource
win10-20230915-en
Behavioral task
behavioral15
Sample
MultiMC/imageformats/qwbmp.dll
Resource
win10-20230915-en
Behavioral task
behavioral16
Sample
MultiMC/jars/JavaCheck.jar
Resource
win10-20230915-en
Behavioral task
behavioral17
Sample
MultiMC/jars/NewLaunch.jar
Resource
win10-20230915-en
Behavioral task
behavioral18
Sample
MultiMC/libLauncher_iconfix.dll
Resource
win10-20230831-en
Behavioral task
behavioral19
Sample
MultiMC/libLauncher_nbt++.dll
Resource
win10-20230915-en
Behavioral task
behavioral20
Sample
MultiMC/libLauncher_nbt++.dll.a
Resource
win10-20230915-en
Behavioral task
behavioral21
Sample
MultiMC/libLauncher_quazip.dll
Resource
win10-20230915-en
Behavioral task
behavioral22
Sample
MultiMC/libLauncher_rainbow.dll
Resource
win10-20230915-en
Behavioral task
behavioral23
Sample
MultiMC/libeay32.dll
Resource
win10-20230915-en
Behavioral task
behavioral24
Sample
MultiMC/libgcc_s_dw2-1.dll
Resource
win10-20230831-en
Behavioral task
behavioral25
Sample
MultiMC/libssp-0.dll
Resource
win10-20230915-en
Behavioral task
behavioral26
Sample
MultiMC/libstdc++-6.dll
Resource
win10-20230915-en
Behavioral task
behavioral27
Sample
MultiMC/libwinpthread-1.dll
Resource
win10-20230831-en
Behavioral task
behavioral28
Sample
MultiMC/platforms/qwindows.dll
Resource
win10-20230915-en
Behavioral task
behavioral29
Sample
MultiMC/qt.conf
Resource
win10-20230915-en
Behavioral task
behavioral30
Sample
MultiMC/ssleay32.dll
Resource
win10-20230915-en
Behavioral task
behavioral31
Sample
MultiMC/zlib1.dll
Resource
win10-20230915-en
General
-
Target
MultiMC/libLauncher_rainbow.dll
-
Size
67KB
-
MD5
7d5bf320ae94e523f42e7970a8da3cc7
-
SHA1
8407d250a6474dd075bc7e8fc11887bd3552259f
-
SHA256
56e324a042caf4f3e9a78b5b50bffc1afbe93b95a041963cb4770bb206b33c88
-
SHA512
b499d9b866219f21347382aec31228b31108cc1a4e679bd9f5ce59407bf0b657818dc1d8c261082bccfe26136bf08918ebb8dca0a115e62bef5b604547c3d2ff
-
SSDEEP
768:3Eg24DKoyYH150BEexXfz2xGpsy/a2MaOtRd9P9mg8rO71:3FVD11ij11DM5hP7x
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2260 876 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 2300 wrote to memory of 876 2300 rundll32.exe rundll32.exe PID 2300 wrote to memory of 876 2300 rundll32.exe rundll32.exe PID 2300 wrote to memory of 876 2300 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_rainbow.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_rainbow.dll,#12⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 6843⤵
- Program crash
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/876-0-0x0000000004C00000-0x000000000512F000-memory.dmpFilesize
5.2MB
-
memory/876-4-0x0000000004C00000-0x000000000512F000-memory.dmpFilesize
5.2MB
-
memory/876-6-0x0000000063400000-0x0000000063415000-memory.dmpFilesize
84KB
-
memory/876-7-0x0000000061940000-0x0000000061EB5000-memory.dmpFilesize
5.5MB
-
memory/876-8-0x0000000004C00000-0x000000000512F000-memory.dmpFilesize
5.2MB
-
memory/876-10-0x0000000068AC0000-0x0000000068ACC000-memory.dmpFilesize
48KB
-
memory/876-11-0x000000006E940000-0x000000006E964000-memory.dmpFilesize
144KB
-
memory/876-12-0x000000006FC40000-0x000000006FD41000-memory.dmpFilesize
1.0MB
-
memory/876-13-0x0000000064940000-0x0000000064954000-memory.dmpFilesize
80KB