Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
13/08/2026, 15:20
General
- Target 89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.exe
- Size 2.0MB
- Sample260813-sq8rwsshmd
- SHA256 89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a
Malware Config
Signatures
- Executes dropped EXE 3 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 18 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
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 5 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.exe"C:\Users\Admin\AppData\Local\Temp\89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-NJBDS.tmp\89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.tmp"C:\Users\Admin\AppData\Local\Temp\is-NJBDS.tmp\89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.tmp" /SL5="$B00D4,1155813,892928,C:\Users\Admin\AppData\Local\Temp\89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.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:\Program Files (x86)\ScreenSketcher\ScreenSketcher.exe"C:\Program Files (x86)\ScreenSketcher\ScreenSketcher.exe"3⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\PROGRA~2\SCREEN~1\ScreenSketcher.exeC:\PROGRA~2\SCREEN~1\SCREEN~1.EXE1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
CommunityToolkit.Mvvm.dll
Microsoft.Xaml.Behaviors.dll
ScreenSketcher.deps.json
ScreenSketcher.dll
ScreenSketcher.runtimeconfig.json
ColorPicker.dll
Icon.ico
ScreenSketcher.exe
89fc368f8e1fabcf1d6fc2357311e716157e50d7883b3182c301f0d0fbf69e9a.tmp
memory/3340-0-0x0000000000B60000-0x0000000000C48000-memory.dmp
memory/3340-53-0x0000000000B60000-0x0000000000C48000-memory.dmp
memory/3340-8-0x0000000000B60000-0x0000000000C48000-memory.dmp
memory/5580-14-0x0000000000CC0000-0x000000000102F000-memory.dmp
memory/5580-12-0x0000000000CC0000-0x000000000102F000-memory.dmp
memory/5580-9-0x0000000000CC0000-0x000000000102F000-memory.dmp
memory/5580-10-0x0000000003270000-0x0000000003271000-memory.dmp
memory/5580-50-0x0000000000CC0000-0x000000000102F000-memory.dmp
memory/5580-52-0x0000000000CC0000-0x000000000102F000-memory.dmp
memory/5580-6-0x0000000003270000-0x0000000003271000-memory.dmp