Overview

overview

10

Static

static

3

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
    131s
  • 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, 01:02

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General

  • Target
    2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
  • Size 620KB
  • Sample260723-bd8spatwhy
  • SHA256 2c144fabca6cf5dacf9b95986636470e89efe7086144b3ee913bd2d6ed5fecbe
  • 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
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

    persistence
  • 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
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_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:5500
    • \??\c:\users\admin\appdata\local\temp\2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2348
    • 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:4492
      • \??\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:2824
        • \??\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:2520
          • \??\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:2560
            • \??\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:2724

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_eb2ce48d47d6361050b9ea1d54afe701_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        • Size 485KB
        • SHA256 91ef7377b64438dffbc979598d82037c12ec1784aecfd6d1b4fb8c21c961e490
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 3eaec572b5edce805b59d347218985477a98a2aa890c3be159352464816773d0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 1a8801e01f5675d3b3abf4ebe264cf50891e61743694f3a36932eef48b0b11e9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 4aef7573427402d0f5c6bd0e3c6e0b9d9f74b0b81cc2d3c1d553be028f95ae56
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 50cefa5c14489480aaff6840eaa3d0d1d7f62f8eb0c1efb74e22222cefde0a4b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2520-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2560-55-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2724-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2824-54-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4492-51-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5500-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5500-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download