Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
31/08/2026, 12:37
General
- Target XBinderOutput.exe
- Size 305KB
- Sample260831-ptkyfssblc
- SHA256 54e18205f7aa2c4dca2a11e6f9b97c8a4920827d277d0bfa94adf32013939d80
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Executes dropped EXE 4 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 TTPs 6 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in System32 directory 2 IoCs
- Drops file in Windows directory 2 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\XBinderOutput.exe"C:\Users\Admin\AppData\Local\Temp\XBinderOutput.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\START_CELESTIAL_PORTABLE.bat" "2⤵
- Executes a command shell one-liner
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C:\Users\Admin\AppData\Local\Temp\ut5jgs7ftepelqwz.exe"C:\Users\Admin\AppData\Local\Temp\ut5jgs7ftepelqwz.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\CMD.exe"CMD" netsh advfirewall firewall add rule name="wuda\2V*\d^k\S" dir=in action=allow program="C:\Windows\System32\Defender.exe" enable=yes & exit3⤵
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\Defender.exe" /RL HIGHEST & exit3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\Defender.exe" /RL HIGHEST4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\MalwareDef.exe" /RL HIGHEST & exit3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\MalwareDef.exe" /RL HIGHEST4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\Web\MalwareDef.exeC:\Windows\Web\MalwareDef.exe1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\Defender.exeC:\Windows\System32\Defender.exe1⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Windows\System32\Defender.exe"C:\Windows\System32\Defender.exe"1⤵
- Executes dropped EXE
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
START_CELESTIAL_PORTABLE.bat
ut5jgs7ftepelqwz.exe
memory/1168-66-0x00000265FBA40000-0x00000265FBB0A000-memory.dmp
memory/1168-63-0x00000265FB9F0000-0x00000265FBA1E000-memory.dmp
memory/4228-19-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4228-8-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4228-1-0x0000000000BE0000-0x0000000000C32000-memory.dmp
memory/4228-2-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4228-0-0x00007FFE37EDF000-0x00007FFE37EE0000-memory.dmp
memory/4300-24-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-22-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-21-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-25-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-26-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-27-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-60-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-20-0x00007FFE37D50000-0x00007FFE386F4000-memory.dmp
memory/4300-18-0x00000242D61D0000-0x00000242D627A000-memory.dmp