Analysis
- max time kernel
149s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 16:20
General
- Target vlc-media-player-3.0.23-installer.exe
- Size 2.0MB
- Sample260805-ts8ekswwb1
- SHA256 69d3bb0b895f745325b4b94259b900dafd949be8fa55b1855819a3c8e405a93b
Malware Config
Signatures
- Downloads MZ/PE file 1 IoCs
- Executes dropped EXE 1 IoCs
- Checks for any installed AV software in registry 1 TTPs 9 IoCs
- 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. 2 IoCs
Inno Setup installer
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-NMT4R7FHPS.tmp\vlc-media-player-3.0.23-installer.tmp"C:\Users\Admin\AppData\Local\Temp\is-NMT4R7FHPS.tmp\vlc-media-player-3.0.23-installer.tmp" /SL5="$4009C,848247,840704,C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"2⤵
- Downloads MZ/PE file
- Executes dropped EXE
- Checks for any installed AV software in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
100.png
101.png
vlc-media-player-3.0.23-installer.tmp
memory/4992-12-0x0000000000740000-0x000000000081C000-memory.dmp
memory/4992-0-0x0000000000740000-0x000000000081C000-memory.dmp
memory/5660-27-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-29-0x0000000000050000-0x0000000000486000-memory.dmp
memory/5660-22-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-13-0x0000000000050000-0x0000000000486000-memory.dmp
memory/5660-26-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-14-0x0000000001350000-0x0000000001351000-memory.dmp
memory/5660-30-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-21-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-6-0x0000000001350000-0x0000000001351000-memory.dmp
memory/5660-35-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-34-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-36-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-40-0x0000000000050000-0x0000000000486000-memory.dmp
memory/5660-43-0x0000000005F60000-0x00000000060A0000-memory.dmp
memory/5660-45-0x0000000000050000-0x0000000000486000-memory.dmp