Analysis

  • max time kernel
    106s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/08/2026, 18:46

General

  • Target
    2026-08-27_4485670450f53dfadf2812907067abdc_elex_stop.exe
  • Size 2.6MB
  • Sample260827-xewemsag74
  • SHA256 0c0707ff695e7e28b55b76fcff5ad3a39d6eb3870d0d3591767092d5d4018f72
  • 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 3 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 22 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 59 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-27_4485670450f53dfadf2812907067abdc_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-27_4485670450f53dfadf2812907067abdc_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:4520
    • 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:1208
      • 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:4116
        • 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\tmp8166.tmp"
          4⤵
            PID:3668
          • 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\tmp8186.tmp"
            4⤵
              PID:2320
            • 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\tmp81C6.tmp"
              4⤵
                PID:1360
            • 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:6072
            • 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:5988
            • 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:2932
            • 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:4316
            • 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:5204
            • 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:4740
            • 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:5432
            • 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:5776
            • 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:1440
            • 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:5328
            • 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:3504
            • 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:1956
            • 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:2356
            • 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:1604
            • 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:2560
            • 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:4560
            • 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:1172
            • 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:1788
            • 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:3860
            • 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:4160
            • 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:1288
            • 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:2152
            • 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:6044
            • 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:3312
            • 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:3140
        • 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:3744

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              jhdfkldfhndfkjdfnbfklfnf.exe

              • Path C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
              • Size 2.6MB
              • SHA256 6231fe5656027d3e7968ece3e8c26102bcf9825ccd7e51d040a56818dde9111c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              winmgr119.exe

              • Path C:\ProgramData\winmgr119.exe
              • Size 2.6MB
              • SHA256 26bb76613c9e4c735cdf592d105fb5d143c50c3b645e9b775d2a6bf94e5c1a05
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1360-29-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/2320-25-0x0000000000400000-0x0000000000491000-memory.dmp

              memory/3668-23-0x0000000000400000-0x000000000048E000-memory.dmp

              memory/4116-9-0x0000000000700000-0x00000000007CA000-memory.dmp

              memory/4116-10-0x0000000002670000-0x0000000002680000-memory.dmp

              memory/4116-11-0x0000000072D92000-0x0000000072D94000-memory.dmp

              memory/4116-14-0x0000000002670000-0x0000000002680000-memory.dmp

              memory/4116-15-0x0000000072D92000-0x0000000072D94000-memory.dmp