Analysis
- max time kernel
150s - max time network
55s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
16/08/2026, 00:38
General
- Target Lunar-Patcher-v9.exe
- Size 74.5MB
- Sample260816-ay9eaaxtgv
- SHA256 24011df44749540dd411135847e42355aece975d75f8a4d8dcbbbd7c98556a98
Malware Config
Signatures
- Drops file in Drivers directory 1 IoCs
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 12 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
- Kills process with taskkill 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Lunar-Patcher-v9.exe"C:\Users\Admin\AppData\Local\Temp\Lunar-Patcher-v9.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-DRUZ9K8DWW.tmp\Lunar-Patcher-v9.tmp"C:\Users\Admin\AppData\Local\Temp\is-DRUZ9K8DWW.tmp\Lunar-Patcher-v9.tmp" /SL5="$400BE,76314117,991232,C:\Users\Admin\AppData\Local\Temp\Lunar-Patcher-v9.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\taskkill.exe"taskkill.exe" /F /IM LunarPatcher.exe /T3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files\Lunar Patcher\LunarPatcher.exe"C:\Program Files\Lunar Patcher\LunarPatcher.exe"3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files\Lunar Patcher\LunarPatcher.exe"C:\Program Files\Lunar Patcher\LunarPatcher.exe" /background1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
accounts.json
D3DCompiler_47_cor3.dll
PresentationNative_cor3.dll
vcruntime140_cor3.dll
wpfgfx_cor3.dll
Lunar-Patcher-v9.tmp
hosts
memory/3064-45-0x0000020518460000-0x000002051DF70000-memory.dmp
memory/3756-54-0x0000000000610000-0x0000000000710000-memory.dmp
memory/3756-8-0x0000000000610000-0x0000000000710000-memory.dmp
memory/3756-0-0x0000000000610000-0x0000000000710000-memory.dmp
memory/5440-10-0x0000000001290000-0x0000000001291000-memory.dmp
memory/5440-50-0x0000000000280000-0x00000000006DB000-memory.dmp
memory/5440-31-0x0000000000280000-0x00000000006DB000-memory.dmp
memory/5440-12-0x0000000000280000-0x00000000006DB000-memory.dmp
memory/5440-9-0x0000000000280000-0x00000000006DB000-memory.dmp
memory/5440-6-0x0000000001290000-0x0000000001291000-memory.dmp