Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 07:36

General

  • Target
    2026-07-02_8f2f0ea48372956b5e817ff11155bf13_icedid_njrat_stealc.exe
  • Size 3.6MB
  • Sample260702-jfp3csdz41
  • SHA256 8ff0daf3ed564cc743c0e23ff2e253997ffc74460f9673f0b6dd037b2db4ce7b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 60 IoCs
  • Executes dropped EXE 3 IoCs
  • Modifies system executable filetype association 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 44 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-02_8f2f0ea48372956b5e817ff11155bf13_icedid_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_8f2f0ea48372956b5e817ff11155bf13_icedid_njrat_stealc.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Program Files\WinRAR\uninstall.exe
      "C:\Program Files\WinRAR\uninstall.exe" /setup
      2⤵
      • Drops file in Program Files directory
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Program Files\WinRAR\RarExtInstaller.exe
        "C:\Program Files\WinRAR\RarExtInstaller.exe" -install
        3⤵
        • Executes dropped EXE
        PID:2160
  • C:\Program Files\WinRAR\RarExtInstaller.exe
    "C:\Program Files\WinRAR\RarExtInstaller.exe" /install /local
    1⤵
    • Executes dropped EXE
    PID:1412
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:6080
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3440
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:6112
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3940

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Rar.txt

        • Path C:\Program Files\WinRAR\Rar.txt
        • Size 110KB
        • SHA256 626b437acc8c23be798b1f3233f5636e64245941fb931f322cd9e65cb8c56a1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RarExtInstaller.exe

        • Path C:\Program Files\WinRAR\RarExtInstaller.exe
        • Size 218KB
        • SHA256 0e87a2551e1b6a50b20529d44d1a0e0cbdb25e464310ba301129f097d913eecc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RarExtPackage.msix

        • Path C:\Program Files\WinRAR\RarExtPackage.msix
        • Size 23KB
        • SHA256 9bd99b011fc9053589e97a4845ba2951d334fa6412190cd0d5f78d6a3e4d3d3d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files\WinRAR\Uninstall.exe
        • Size 403KB
        • SHA256 b2c9507de96f47f81a183985c2c1e350ee68fead1da3d91b90e5cfdb2dd46a56
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WhatsNew.txt

        • Path C:\Program Files\WinRAR\WhatsNew.txt
        • Size 64KB
        • SHA256 aadee800c40e3437867f644057dee828e67fcc6da65004b0a981c000a4e0a58d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinRAR.chm

        • Path C:\Program Files\WinRAR\WinRAR.chm
        • Size 320KB
        • SHA256 cb5edb04ac5e879243dae4f1f6d8253b8653dc6c57473bd0b3f3d23fd1861f61
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinRAR.exe

        • Path C:\Program Files\WinRAR\WinRAR.exe
        • Size 3.2MB
        • SHA256 130d6b728ba6f4b129c84cd3a6ee0b71a11219f813c4df181fb6823ffba7f484
        • MD5 SHA1 SHA512 SSDEEP TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_D96A4C3B75E862E237A6B89F58F74354

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_D96A4C3B75E862E237A6B89F58F74354
        • Size 727B
        • SHA256 fa7ddbca62a6bc4cedf94626268741347ad21dc01fd254973f7f092559b827f5
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 727B
        • SHA256 c49e3320fffa30b60c928e85f45584fc8e1a86e0d0c2e11fdc4419ad70cdde3b
        • MD5 SHA1 SHA512 TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_D96A4C3B75E862E237A6B89F58F74354

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_D96A4C3B75E862E237A6B89F58F74354
        • Size 404B
        • SHA256 993073c7dabe82e376092849a9988e3722d25f9dae84166fb6fcfc9bd9bb7630
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 412B
        • SHA256 1c97667afcf29a4a25d25f4d7a718f82f21c6aee463d782f109dc479754daaea
        • MD5 SHA1 SHA512 TLSH

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 607B
        • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
        • MD5 SHA1 SHA512 TLSH

        memory/3440-277-0x000000000AAC0000-0x000000000AD1F000-memory.dmp

        memory/3940-122-0x0000023A001E0000-0x0000023A002E0000-memory.dmp

        memory/3940-121-0x0000023A001E0000-0x0000023A002E0000-memory.dmp

        memory/3940-123-0x0000023A001E0000-0x0000023A002E0000-memory.dmp

        memory/3940-138-0x0000023A04110000-0x0000023A04130000-memory.dmp

        memory/3940-133-0x0000023A01FD0000-0x0000023A01FF0000-memory.dmp

        memory/3940-155-0x0000023A14830000-0x0000023A14850000-memory.dmp

        memory/3940-134-0x0000023A143F0000-0x0000023A144F0000-memory.dmp