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
    142s
  • 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, 01:04

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General

  • Target
    2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
  • Size 929KB
  • Sample260723-be5sesee98
  • SHA256 0be245cb9872a027707e97f9f8099dc71b2606b3939a6ff83a3c3ffdb4bd3fcc
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_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:1588
    • \??\c:\users\admin\appdata\local\temp\2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2856
    • 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:5448
      • \??\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:2400
        • \??\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:4872
          • \??\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:984
            • \??\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:4228

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_d3a7b9709a8f9da1c3e3565fd9544c71_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        • Size 794KB
        • SHA256 feb3969365d85e01cfa9147c5c3046ba6da35e1b356da6481122aec99d77cb10
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 888e9e08dc9b499ab461387b6c9dfc11366d806eb5b00b285004621f4f1acaee
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 be9b685364b9ba950b23ec3313a9de707fc07355a3c8432d5367f9d935c680e9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 df40fa229eda1e3f80872da2970d2809abfaea3c92cbe539d1be7933320a36e6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 59d174963cc4c35bf88a5d2041d7fa7038fc85bbd95b4fe3e479b3c46cba5922
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/984-52-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1588-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1588-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2400-51-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4228-47-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4872-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5448-50-0x0000000000400000-0x000000000041F000-memory.dmp
        Download