Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
21/07/2026, 23:46
General
- Target Bumflix_Setup.exe
- Size 25.7MB
- Sample260721-3sqdfawblb
- SHA256 c71b32c5efa9fafa696252f302fd058fb945681e9745c6c207688c76da3ff91c
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 11 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 50 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 4 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Bumflix_Setup.exe"C:\Users\Admin\AppData\Local\Temp\Bumflix_Setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-X8F6689R4X.tmp\Bumflix_Setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-X8F6689R4X.tmp\Bumflix_Setup.tmp" /SL5="$40180,25794793,893952,C:\Users\Admin\AppData\Local\Temp\Bumflix_Setup.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
-
C:\Program Files\Bumflix\bumflix_desktop.exe"C:\Program Files\Bumflix\bumflix_desktop.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
-
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
bumflix_desktop.exe
d3dcompiler_47.dll
app.so
FontManifest.json
NativeAssetsManifest.json
icudtl.dat
flutter_secure_storage_windows_plugin.dll
flutter_windows.dll
libEGL.dll
libGLESv2.dll
libmpv-2.dll
media_kit_libs_windows_video_plugin.dll
media_kit_video_plugin.dll
url_launcher_windows_plugin.dll
Bumflix_Setup.tmp
memory/4476-0-0x0000000000E20000-0x0000000000F09000-memory.dmp
memory/4476-112-0x0000000000E20000-0x0000000000F09000-memory.dmp
memory/4476-8-0x0000000000E20000-0x0000000000F09000-memory.dmp
memory/4944-122-0x000001EFDA000000-0x000001EFDA080000-memory.dmp
memory/4944-116-0x000001EFD98C0000-0x000001EFD9F89000-memory.dmp
memory/4944-114-0x000001EFD6070000-0x000001EFD6071000-memory.dmp
memory/4944-125-0x00007FFBD83E0000-0x00007FFBDA4E8000-memory.dmp
memory/4944-121-0x000001EFDA000000-0x000001EFDA080000-memory.dmp
memory/4944-118-0x000001EFD6080000-0x000001EFD6081000-memory.dmp
memory/4944-117-0x000001EFD98C0000-0x000001EFD9F89000-memory.dmp
memory/4944-115-0x000001EFD98C0000-0x000001EFD9F89000-memory.dmp
memory/5024-12-0x00000000004F0000-0x000000000093C000-memory.dmp
memory/5024-9-0x00000000004F0000-0x000000000093C000-memory.dmp
memory/5024-10-0x0000000001A40000-0x0000000001A41000-memory.dmp
memory/5024-111-0x00000000004F0000-0x000000000093C000-memory.dmp
memory/5024-6-0x0000000001A40000-0x0000000001A41000-memory.dmp