Overview

overview

10

Static

static

3

2026-10-16...yn.exe

windows10-2004-x64

10

2026-10-16...yn.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/10/2026, 14:05

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General

  • Target
    2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe
  • Size 1007KB
  • Sample261017-rdxy7agy6z
  • SHA256 b34002362c1c3a9a020137581eba9aaa29c1f23492a289d552634912876d48af
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
    defense_evasion
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3268
    • \??\c:\users\admin\appdata\local\temp\2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe 
      2⤵
      • Executes dropped EXE
      PID:3676
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1192
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2760
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3068
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:960
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:5680

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-16_795c22007d8e420187c87d58d95d5805_elex_icedid_njrat_swisyn.exe 
        • Size 872KB
        • SHA256 9d4737c066ad2939ffc3e73f12c2bb3e79025a60e40adf837ab260d9c192db05
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 a35796609d4cda1b10fe7c56ab4ca1ef583c7c35103c0122f8b6a627bde209e2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 b66709c5bb34a23b931b7bb396e3b9f9551828b97cac3ab6c09cec0f66f5fc68
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 28c8ed0d63795242ce930c09f8315b98fd673290bfd96c31802734fa113e2394
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 910a9e4805fe04cc00cb1d272fb72c410b69d24829a83c0a07a3a09d4f04521f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/960-53-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1192-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2760-52-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3068-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3268-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3268-51-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5680-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download