Overview

overview

10

Static

static

3

2026-05-22...ee.exe

windows10-2004-x64

10

2026-05-22...ee.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 12:28

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General

  • Target
    2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe
  • Size 307KB
  • Sample260522-pnlb2aa12r
  • SHA256 563e77deaa46913615cff60602b91a07162dc36c0b4aa7699a95c78c3260d519
  • 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
  • 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.

    discovery
  • 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\2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.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:4656
    • \??\c:\users\admin\appdata\local\temp\2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe 
      c:\users\admin\appdata\local\temp\2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe 
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2236
    • 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:1912
      • \??\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:2144
        • \??\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:5012
          • \??\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:2128
            • \??\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:1828

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-22_73a9609ea8cfbc5ce6c82591e63b7edb_elex_rhadamanthys_smoke-loader_stealc_swisyn_tofsee.exe 
        • Size 172KB
        • SHA256 42a5cdd3daa1798099625962a569a72656f28dd7d408be0e532bb12ee35ec4aa
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 502aea55e541579e408e28382385ce9b32539903352d808fd6e81bd5a28572bc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 705fcd5abced45813957651910b0bcd22ba04f73c8e03b941939cf9c5b35b644
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 e929383aeae7987dc8b6a9b1007bb41f03403705bf49bb6ef1e6867b8bf2db0c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 8bceeeed65788d2022dc45b738cf9719cae3cb0371f5fd0a83725e5da184f22a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1828-44-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1912-11-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/1912-46-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2128-49-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/2144-48-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4656-0-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4656-47-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5012-45-0x0000000000400000-0x000000000041F000-memory.dmp
        Download