Analysis

  • max time kernel
    90s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/08/2026, 08:35

General

  • Target
    2026-08-12_903c1433b86741e1adc3e35f56539a19_elex_stop.exe
  • Size 2.6MB
  • Sample260812-khc19asenc
  • SHA256 a83ad29783c1dbd9455721bb0866cd99677edf9fc54d122515bebe83ce99017e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.mail.me.com

  • Port

    587

  • Password

    RICHARD205lord

Signatures

  • Family: KnightLogger

    KnightLogger is a Windows stealer written in C#.

  • Detects executables packed with MEW 1 IoCs
  • UPX dump on OEP (original entry point) 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 3 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 18 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NTFS ADS 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 26 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-12_903c1433b86741e1adc3e35f56539a19_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-12_903c1433b86741e1adc3e35f56539a19_elex_stop.exe"
    1⤵
    • Adds Run key to start application
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3276
    • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
        0
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3680
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpB6D3.tmp"
          4⤵
            PID:5036
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpB712.tmp"
            4⤵
              PID:2496
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
              C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpB742.tmp"
              4⤵
                PID:4812
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4420
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:1712
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4968
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4256
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:3380
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:1420
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:3752
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:5440
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4500
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4260
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:2392
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:5840
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:6048
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:1644
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:588
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:1952
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:2892
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:5492
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:3088
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:2080
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4196
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:1036
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4604
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:2440
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:5968
            • C:\Windows\SysWOW64\schtasks.exe
              C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:5220
        • C:\ProgramData\winmgr119.exe
          C:\ProgramData\winmgr119.exe
          1⤵
          • Executes dropped EXE
          • Subvert Trust Controls: Mark-of-the-Web Bypass
          • System Location Discovery: System Language Discovery
          • NTFS ADS
          • Suspicious behavior: EnumeratesProcesses
          PID:1456
        • C:\ProgramData\winmgr119.exe
          "C:\ProgramData\winmgr119.exe"
          1⤵
            PID:3600

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                jhdfkldfhndfkjdfnbfklfnf.exe

                • Path C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
                • Size 2.6MB
                • SHA256 39098a0a2f067b6aac525285ab79fc6e1634242e251fcc1fedbda6da5dc42f15
                • MD5 SHA1 SHA512 SSDEEP TLSH

                6ec746e680934bcbbb1e77361f007ffd

                • Path C:\ProgramData\khaxFMfI\6ec746e680934bcbbb1e77361f007ffd
                • Size 8B
                • SHA256 c964a8afa034cfa6a3a3034a8aac3dfb960835d518b5e601e6f2532cc3bed039
                • MD5 SHA1 SHA512

                winmgr119.exe

                • Path C:\ProgramData\winmgr119.exe
                • Size 2.6MB
                • SHA256 33c23f9765f8bef115c7565712913337ae412fadadd11c4749fbf4566b076e07
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/2496-25-0x0000000000400000-0x0000000000491000-memory.dmp

                memory/3680-9-0x0000000000940000-0x0000000000A0A000-memory.dmp

                memory/3680-10-0x0000000002830000-0x0000000002840000-memory.dmp

                memory/3680-11-0x0000000073722000-0x0000000073724000-memory.dmp

                memory/3680-31-0x0000000002830000-0x0000000002840000-memory.dmp

                memory/3680-32-0x0000000073722000-0x0000000073724000-memory.dmp

                memory/4812-27-0x0000000000400000-0x000000000043C000-memory.dmp

                memory/5036-20-0x0000000000400000-0x000000000048E000-memory.dmp