Analysis
- max time kernel
149s - max time network
141s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
20/04/2026, 12:25
General
- Target Distech Controls Builder Visio Add-In Setup v1.0.26070.exe
- Size 3.2MB
- Sample260420-pltkmaes6t
- SHA256 5e9cc9bc88042a09901eefdd5e488686066bb91aa335f138556c3ac001f9c0b2
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 1 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. 3 IoCs
Inno Setup installer
- Modifies registry class 21 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Distech Controls Builder Visio Add-In Setup v1.0.26070.exe"C:\Users\Admin\AppData\Local\Temp\Distech Controls Builder Visio Add-In Setup v1.0.26070.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-JXY0XL9VIF.tmp\Distech Controls Builder Visio Add-In Setup v1.0.26070.tmp"C:\Users\Admin\AppData\Local\Temp\is-JXY0XL9VIF.tmp\Distech Controls Builder Visio Add-In Setup v1.0.26070.tmp" /SL5="$50062,2097119,854528,C:\Users\Admin\AppData\Local\Temp\Distech Controls Builder Visio Add-In Setup v1.0.26070.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
\??\c:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe"c:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe" /install "C:\Users\Admin\AppData\Local\Distech Controls Inc\Builder Visio Add-In Setup\Distech.Documents.Visio.AddIn.vsto"3⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
-
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Distech.Documents.Visio.AddIn.dll.manifest
Distech.Documents.Visio.AddIn.vsto
Distech Controls Builder Visio Add-In Setup v1.0.26070.tmp
memory/3524-63-0x000000001CF60000-0x000000001CFB0000-memory.dmp
memory/3524-59-0x00000000024B0000-0x00000000024C8000-memory.dmp
memory/3524-94-0x000000001D2A0000-0x000000001D2B2000-memory.dmp
memory/3524-53-0x000000001B1D0000-0x000000001B1E0000-memory.dmp
memory/3524-54-0x0000000002690000-0x00000000026F6000-memory.dmp
memory/3524-57-0x00000000024F0000-0x0000000002526000-memory.dmp
memory/3524-56-0x000000001B1D0000-0x000000001B1E0000-memory.dmp
memory/3524-58-0x0000000002530000-0x0000000002564000-memory.dmp
memory/3524-55-0x000000001B1D0000-0x000000001B1E0000-memory.dmp
memory/3524-93-0x0000000002480000-0x000000000248C000-memory.dmp
memory/3524-60-0x000000001CFC0000-0x000000001D148000-memory.dmp
memory/4892-7-0x0000000000A60000-0x0000000000B3F000-memory.dmp
memory/4892-1-0x0000000000A60000-0x0000000000B3F000-memory.dmp
memory/4892-96-0x0000000000A60000-0x0000000000B3F000-memory.dmp
memory/5984-5-0x0000000003570000-0x0000000003571000-memory.dmp
memory/5984-89-0x00000000008F0000-0x0000000000D2A000-memory.dmp
memory/5984-9-0x0000000003570000-0x0000000003571000-memory.dmp
memory/5984-8-0x00000000008F0000-0x0000000000D2A000-memory.dmp
memory/5984-95-0x00000000008F0000-0x0000000000D2A000-memory.dmp