Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/08/2026, 16:06

General

  • Target
    2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe
  • Size 568KB
  • Sample260828-tkcmyazgnf
  • SHA256 9818d85e2f72df08dca594f4bc70a14a0ed7f35b3bdff7008396fd8d63963e3d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Detects executables containing URLs to raw contents of a Github gist 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • 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.

  • 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\2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_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:6084
    • \??\c:\users\admin\appdata\local\temp\2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1656
    • 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:936
      • \??\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:5776
        • \??\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:4316
          • \??\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:3460
            • \??\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:2884

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-28_5b59fcc2cf49e401b94d0ee28da0a852_amadey_darkgate_elex_remcos_smoke-loader_swisyn.exe 
        • Size 438KB
        • SHA256 6c91a882e3fb90bbd2e8af281427fb57da0cb53571eff72e32ba119136ec4928
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 130KB
        • SHA256 584d1d59a8b9f72b6dac21b31e896e4f2713a9cc4da04fe964a990aeac07f8ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 130KB
        • SHA256 27497094b6e4e826db69bf19727726c78be736427aa1d31483bdefcf94209dfb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 130KB
        • SHA256 1208f35218b8ca9ddcd5c2e7183fbd93fcf22b257601e8074e63de59b8a2cf24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 130KB
        • SHA256 9a4c5d9f2dd7076830fddfdf236cef1558a50d909366a190dc211f52b6cd6f28
        • MD5 SHA1 SHA512 SSDEEP TLSH