Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/05/2026, 09:50

General

  • Target
    2026-05-28_fa5e3b560ffcf3ee268ad534574145a8_elex_stop.exe
  • Size 2.6MB
  • Sample260528-lt69xact6m
  • SHA256 506d08698291975c96e9c11eb762f7ed1a855c01a17b615742cc1dae8fdf75dc
  • 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#.

  • Custom signature
    Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 2 IoCs
  • Custom signature
    Detects executables packed with MEW 3 IoCs
  • Custom signature
    Detects executables referencing many email and collaboration clients. Observed in information steale 2 IoCs
  • Custom signature
    UPX dump on OEP (original entry point) 8 IoCs
  • Executes dropped EXE 5 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • 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 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 8 IoCs

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

  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 5 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 34 IoCs

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

  • NTFS ADS 5 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-28_fa5e3b560ffcf3ee268ad534574145a8_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_fa5e3b560ffcf3ee268ad534574145a8_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:3200
    • 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:4980
      • 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:3836
        • 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\tmpF44E.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1948
        • 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\tmpF77B.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4476
        • 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\tmpF828.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3008
      • 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:1084
      • 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:3792
      • 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:4408
      • 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:1852
      • 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:2820
      • 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:3796
      • 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:556
      • 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:5004
      • 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:4216
      • 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:1364
      • 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:3628
      • 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:4952
      • 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:4208
      • 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:4384
      • 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:4584
      • 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:2772
      • 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:4232
      • 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:2476
      • 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:3760
      • 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:1768
      • 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:5004
      • 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:4300
      • 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:4700
      • 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:3420
      • 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:760
      • 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:1236
  • 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:2760
  • 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:4232
  • 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
    PID:3852
  • C:\ProgramData\winmgr119.exe
    C:\ProgramData\winmgr119.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:468

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        jhdfkldfhndfkjdfnbfklfnf.exe

        • Path C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
        • Size 2.6MB
        • SHA256 57ac8dc80ae22a8ca77e3e3a1d831ceeeb64809ae9dbf7ccbcd64fe5ce90e4c4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2c945db753d341ef9b0f02d75d493749

        • Path C:\ProgramData\khaxFMfI\2c945db753d341ef9b0f02d75d493749
        • Size 8B
        • SHA256 0754beed23d57b14f1fc27c69800c26e287b3dd6891eee290eb3ef6022d295e4
        • MD5 SHA1 SHA512

        winmgr119.exe

        • Path C:\ProgramData\winmgr119.exe
        • Size 2.6MB
        • SHA256 46c95405042e3c1752b2f02f222859d0dc4f3f3cc9c77539f52623f9e7c8889a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        winmgr119.exe:Zone.Identifier

        • Path C:\ProgramData\winmgr119.exe:Zone.Identifier
        • Size 24B
        • SHA256 ccc0133d8f43d3021eb667f86ae939f7f8ec83e727b8334f9e0facccd6d01063
        • MD5 SHA1 SHA512

        tmpF44E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpF44E.tmp
        • Size 1KB
        • SHA256 997aceeb78143e057d4ea0ed699db3cc1c723f699b4532663b7b85c83baa5c50
        • MD5 SHA1 SHA512 TLSH

        tmpF77B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpF77B.tmp
        • Size 400B
        • SHA256 ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49
        • MD5 SHA1 SHA512 TLSH

        tmpF828.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpF828.tmp
        • Size 391B
        • SHA256 681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2
        • MD5 SHA1 SHA512 TLSH

        memory/1948-15-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1948-16-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1948-17-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1948-22-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/3008-36-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3008-35-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3008-38-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3836-42-0x0000000002530000-0x0000000002540000-memory.dmp

        memory/3836-9-0x0000000002530000-0x0000000002540000-memory.dmp

        memory/3836-8-0x0000000000780000-0x000000000084A000-memory.dmp

        memory/4476-32-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4476-28-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4476-27-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4476-26-0x0000000000400000-0x0000000000491000-memory.dmp