Overview

overview

10

Static

static

3

2026-08-27...ar.exe

windows10-2004-x64

10

2026-08-27...ar.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    127s
  • 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, 17:20

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General

  • Target
    2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe
  • Size 3.7MB
  • Sample260827-vwrfxayera
  • SHA256 247ea709aa22c6f273d911c532a3c21f44ce53ba61001a10201630bfd0c90894
  • 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 14 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.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:3896
    • \??\c:\users\admin\appdata\local\temp\2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe 
      c:\users\admin\appdata\local\temp\2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4260
    • 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:4592
      • \??\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:5880
        • \??\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:2540
          • \??\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:6048
            • \??\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:4760

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-27_577aed2ad45020709676e80618be6db6_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn_vidar.exe 
        • Size 3.6MB
        • SHA256 2e218e38d871c292ebff280bea36e51da8c78375aab43644808755e151520aeb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 682c30dd966669056a038006349c7801f76a54fecebd581992066e9dd7833424
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 c26c88c2652fd570b4b5a0979e378ff910b03d17b06b18677bf8f721c2c0cb6e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 7c948f79d1543897a0c741430778b862c893923234de8ae5841d11d357ee5fca
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 0b2ac096e69b4dc4ade738e7aceac89c210c667a1a9718aa23031b8e4375e2a9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2540-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3896-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3896-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4592-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4760-47-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5880-51-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/6048-52-0x0000000000400000-0x000000000041F000-memory.dmp
        Download