Overview

overview

10

Static

static

10

2026-07-23...yn.exe

windows10-2004-x64

10

2026-07-23...yn.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
    23/07/2026, 01:27

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General

  • Target
    2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe
  • Size 364KB
  • Sample260723-bvbvaacl4z
  • SHA256 77851b1638763ae7c6116c7568c4e01975e6ccba56e3a8a24920362e18248434
  • 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 7 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\2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_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:3052
    • \??\c:\users\admin\appdata\local\temp\2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2400
    • 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:4712
      • \??\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:5176
        • \??\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:1084
          • \??\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:456
            • \??\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:2776

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_01ba4248b211a86eab421833b563a292_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_swisyn.exe 
        • Size 229KB
        • SHA256 4243dc8b991f5f8b3c0f233ca2110a1e03a1d716c3f51e88faf1d59b8242d329
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 c1a81c88fbd40ed7fa0bb37a9192ec748427a5570d49670aa97a90c19897b5d7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 ebcaa7483dff7e3fe9e5c4080630987110914590928ad9273ea7847788732281
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 9093f71d6f6631b1c5bab8a0636af555c4074e1c1848fd81f5962d4530ac0d9b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 597bbf8459a9fee63165ffc2807e92e95e20ee1e3e507bd5bdf569b7ad1ae72a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/456-53-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1084-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2776-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3052-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3052-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4712-51-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5176-52-0x0000000000400000-0x000000000041F000-memory.dmp
        Download