Overview

overview

10

Static

static

3

2026-07-23...ar.exe

windows10-2004-x64

10

2026-07-23...ar.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • 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, 01:19

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General

  • Target
    2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe
  • Size 2.8MB
  • Sample260723-bpswlsck31
  • SHA256 213e6213f3d1f2b4b60e1b807a47025e32f8a48a43f9ed61c66c614e4c57e245
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverypersistenceransomware

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
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • 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 2 IoCs

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

  • Modifies Control Panel 2 IoCs
    defense_evasion
  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_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:1396
    • \??\c:\users\admin\appdata\local\temp\2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe 
      c:\users\admin\appdata\local\temp\2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe 
      2⤵
      • Executes dropped EXE
      • Sets desktop wallpaper using registry
      • Checks processor information in registry
      • Modifies Control Panel
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4136
    • 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:4196
      • \??\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:2476
        • \??\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:4088
          • \??\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:2588
            • \??\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:3908

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_4f520b5bb917d6630728509d94a9fd2d_cobalt-strike_elex_icedid_luca-stealer_njrat_swisyn_vidar.exe 
        • Size 2.6MB
        • SHA256 ee2c4850e62277e5efded460afd708af22007ef5f2c2c9dae7a699fc3de346d0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 c1ad7401df76424dd71437e9497199a397ffa5dee1782914823ca9f4b3d2c0f3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 2fe7c86efea134acfdb723fc1a464946f7b9fce0b9c6320358412c73846882ac
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 1486a0565bc9820acc4a176be0e2ba9d316878e2dd4f02407528a33d977f6551
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 90d7c2c5d70d4c88bca44da8870a60f8e7261c3780125b82a5d67919b34c0cf0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1396-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1396-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2476-52-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2588-53-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/3908-47-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4088-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4196-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download