Analysis
- max time kernel
299s - max time network
124s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
- submitted
05/11/2026, 11:02
General
- Target official-PrismLauncher-Windows-MSVC-Setup-11.1.0.exe
- Size 22.9MB
- Sample261105-m45phaby4l
- SHA256 fa3e726aacdb530e8305c65a081338e470773e5c163d1e424e2f8741a75c696e
Malware Config
Signatures
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Executes dropped EXE 4 IoCs
- Loads dropped DLL 28 IoCs
- Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Kills process with taskkill 1 IoCs
- Modifies registry class 12 IoCs
- NTFS ADS 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 12 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\official-PrismLauncher-Windows-MSVC-Setup-11.1.0.exe"C:\Users\Admin\AppData\Local\Temp\official-PrismLauncher-Windows-MSVC-Setup-11.1.0.exe"1⤵
- Loads dropped DLL
- Subvert Trust Controls: Mark-of-the-Web Bypass
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- NTFS ADS
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\TaskKill.exeTaskKill /IM prismlauncher.exe /F2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Programs\PrismLauncher\vc_redist\vc_redist.x64.exeC:\Users\Admin\AppData\Local\Programs\PrismLauncher\vc_redist\vc_redist.x64.exe /install /passive /norestart2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Temp\{A73C2A3D-2A3E-45A3-8BD9-FFD83B20CB0A}\.cr\vc_redist.x64.exe"C:\Windows\Temp\{A73C2A3D-2A3E-45A3-8BD9-FFD83B20CB0A}\.cr\vc_redist.x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Programs\PrismLauncher\vc_redist\vc_redist.x64.exe" -burn.filehandle.attached=748 -burn.filehandle.self=756 /install /passive /norestart3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\Temp\{93667638-B6D9-4E31-831B-44E958FB4A82}\.be\VC_redist.x64.exe"C:\Windows\Temp\{93667638-B6D9-4E31-831B-44E958FB4A82}\.be\VC_redist.x64.exe" -q -burn.elevated BurnPipe.{1EBC8401-3876-4209-95F2-DA4B6A970BC6} {779E3ED4-AC6A-49EA-8C49-85DC0E563A51} 50924⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Programs\PrismLauncher\prismlauncher.exe"C:\Users\Admin\AppData\Local\Programs\PrismLauncher\prismlauncher.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: AddClipboardFormatListener
-
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:21⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Qt6Core.dll
Qt6Gui.dll
Qt6Network.dll
Qt6NetworkAuth.dll
Qt6OpenGL.dll
Qt6Widgets.dll
Qt6Xml.dll
archive.dll
bz2.dll
cmark.dll
icuuc.dll
liblzma.dll
lz4.dll
lzo2.dll
qwindows.dll
prismlauncher.exe
qrencode.dll
qt.conf
qtlogging.ini
qmodernwindowsstyle.dll
tomlplusplus-3.dll
vc_redist.x64.exe
zlib1.dll
zstd.dll
NScurl.dll
System.dll
modern-wizard.bmp
nsDialogs.dll
nsExec.dll
logo.png
wixstdba.dll
vc_redist.x64.exe
memory/3676-172-0x0000000073A40000-0x0000000074050000-memory.dmp
memory/3676-108-0x0000000073A40000-0x0000000074050000-memory.dmp
memory/3952-217-0x00007FF7F7F80000-0x00007FF7F88B8000-memory.dmp
memory/3952-220-0x00007FFF18300000-0x00007FFF18947000-memory.dmp
memory/3952-234-0x00000254C05F0000-0x00000254C0F13000-memory.dmp