Analysis

  • max time kernel
    150s
  • 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, 01:00

General

  • Target
    2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
  • Size 1.0MB
  • Sample260723-bcvvfaee57
  • SHA256 4661a029d7527965cd96031b93ac39e8991839de4f00882598cc2124b71d5fd3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 7 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_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:4380
    • \??\c:\users\admin\appdata\local\temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3324
      • C:\Users\Admin\AppData\Local\Temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn64.exe
        c:\users\admin\appdata\local\temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        3⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:5780
    • 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:4640
      • \??\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:4180
        • \??\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:2228
          • \??\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:2520
            • \??\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:948

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
        • Size 910KB
        • SHA256 e58a44a5ab86c621e49ad45199175bc0a7c14751e63c38f56b1fc6576172504b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn64.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-23_fd37edc8fbed558a72bc75cc97bd1be3_amadey_elex_icedid_luca-stealer_njrat_stealc_swisyn64.exe
        • Size 485KB
        • SHA256 91ef7377b64438dffbc979598d82037c12ec1784aecfd6d1b4fb8c21c961e490
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 6a5f4e327d90903c6650d3acdcb99caf11fb07fb0714248d41730976b6f9c651
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 93cc86a2f0690374a6944a0a538630513536914689c4ae54b1500bb80bd151b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 656c78e750aeaf87c05f3b66d852cbdc0d43593746bc54496440f8f4723f6848
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 4d6117143ac5f6dc7dba84f8192cd52945a91fde3f37d9cfd4e7a41a97fce4b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/948-53-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2228-54-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2520-60-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4180-59-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4380-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4380-56-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4640-55-0x0000000000400000-0x000000000041F000-memory.dmp