Analysis

  • max time kernel
    150s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 19:53

General

  • Target
    2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe
  • Size 608KB
  • Sample260602-yl6dvsdv9x
  • SHA256 12cf479121c600593cd28a468a7031c4ec850a848169b02b1f9b119ce2352b74
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • 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\2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_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:4488
    • \??\c:\users\admin\appdata\local\temp\2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1640
    • 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:4892
      • \??\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:1888
        • \??\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:3536
          • \??\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:3248
            • \??\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:3444

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-06-02_dc55bc8b3947a5ed0daae5fa9d8f7075_amadey_elex_smoke-loader_stop_swisyn.exe 
        • Size 473KB
        • SHA256 2136ba10211176fe472596f94cb2e55981662c596279a2d8aa84aca1293c0d84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 697625c8b8e0022ad57e439b69f65cf0613399017cf9495e4f7b2be38bc36815
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 19581767be0bb2a229aa5ba7329f2b6283c42505d1873039c5ef6141d32ac198
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 d0d819b995a84d5152f4aeacdb1daa4b64cda64bf0059a15e76078ca79d45f0b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 7eaef43530460dcaa17e495c8171349e6e7177cf78d88c5f68586c5d1cbc8a18
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bluesoleilSetup.log

        • Path C:\Windows\Temp\bluesoleilSetup.log
        • Size 743B
        • SHA256 d705276e5306104cb53f4abd44f55e17ce96664574aa84a62f65d951f03f3ce5
        • MD5 SHA1 SHA512 TLSH

        memory/1888-59-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3248-60-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3444-55-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3536-56-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4488-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4488-58-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4892-57-0x0000000000400000-0x000000000041F000-memory.dmp