Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 15:09

General

  • Target
    2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe
  • Size 770KB
  • Sample260930-sjsgbsxerf
  • SHA256 48160e5e2560f96cca29dc875b4c22aaa2447272b2d40d33db5eff9f849f5dd6
  • 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 6 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\2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_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:4784
    • \??\c:\users\admin\appdata\local\temp\2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe 
      c:\users\admin\appdata\local\temp\2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe 
      2⤵
      • Executes dropped EXE
      PID:4164
    • 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:904
      • \??\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:3092
        • \??\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:1728
          • \??\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:1832
            • \??\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:4848

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-09-29_f1b7f52da8995a986b7a1ecb7c003201_elex_icedid_swisyn_vidar.exe 
        • Size 635KB
        • SHA256 138bc04740c556ab651c48e26c57833d3856dbdece11621a740065443c096512
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 e8a448f1115e1a3828e3afda3e4cea5326af13a4a4bd04ebfc7c50d63ca41429
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 beacaf629a4116049d051c4494a5cf071ed93b8c2b849d50ecd862de793ef442
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 58ed3fb308e447639d2e43193bbc9501e05d3bfdd3770d0fe579b110e642ac09
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 23af0fbc9c9576d27e9ba3b90df29745b147004c0082f59161250764aaec4f19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/904-49-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/1728-48-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/1832-52-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3092-51-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4784-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4784-50-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4848-47-0x0000000000400000-0x000000000041F000-memory.dmp