Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
17/10/2026, 04:24
General
- Target OpenIVSetup.exe
- Size 24.9MB
- Sample261017-e1fbfahy31
- SHA256 bb476bef066592e17b65ac5d12306ee55fc33065402bd3be3591cf5f04cdf6e6
Malware Config
Extracted
-
Protocol
ftp
-
Host
downloads.ntscorp.ru
-
Port
21
-
Username
downloads.ntscorp.ru|anonymous
Signatures
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 1 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.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory 9 IoCs
- Drops file in Windows directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 6 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\OpenIVSetup.exe"C:\Users\Admin\AppData\Local\Temp\OpenIVSetup.exe"1⤵
- Checks whether UAC is enabled
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\OpenIV Setup_0E592939\dxwebsetup.exe"C:\Users\Admin\AppData\Local\Temp\OpenIV Setup_0E592939\dxwebsetup.exe" /Q2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe /windowsupdate3⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
-
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
OpenIV.exe
EULA.rtf
DXIA35A.tmp
dsetup.dll
dsetup32.dll
dxupdate.cif
dxupdate.dll
dxupdate.inf
dxwsetup.cif
dxwsetup.exe
dxwsetup.inf
dxwebsetup.exe
OpenIV_Setup_Install.log
OpenIV_Setup_Install.log
DirectX.log
DirectX.log
DirectX.log
DirectX.log
DirectX.log
filelist.dat
filelist.dat
dxupdate.cab
memory/1200-3341-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-92-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-0-0x0000000003B60000-0x0000000003B61000-memory.dmp
memory/1200-69-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-3320-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-187-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-3348-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-3357-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-3379-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-70-0x0000000003B60000-0x0000000003B61000-memory.dmp
memory/1200-1-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-4233-0x0000000000400000-0x0000000001D79000-memory.dmp
memory/1200-4245-0x0000000000400000-0x0000000001D79000-memory.dmp