Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/08/2026, 16:21

General

  • Target
    2026-08-13_f709bf7315f18b349540f5c3c5d17e16_icedid_njrat_stealc.exe
  • Size 1.9MB
  • Sample260813-tt1fcsteph
  • SHA256 82a79c21f768bc286c66c6123f453e8ea590e2560452bc01ed660c48dbf84b3a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-13_f709bf7315f18b349540f5c3c5d17e16_icedid_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_f709bf7315f18b349540f5c3c5d17e16_icedid_njrat_stealc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /Create /TN "PeerCreator" /TR "C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe" /SC ONLOGON /RL HIGHEST /F >nul 2>nul
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\system32\schtasks.exe
        schtasks /Create /TN "PeerCreator" /TR "C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe" /SC ONLOGON /RL HIGHEST /F
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3336
    • C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe
      "C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe"
      2⤵
      • Executes dropped EXE
      PID:3276
  • C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe
    C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe
    1⤵
    • Executes dropped EXE
    PID:2616

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WPeerC.exe

        • Path C:\Users\Admin\AppData\Roaming\WSystemPeers\WPeerC.exe
        • Size 3.9MB
        • SHA256 f95dd5523f267fe9cb340cd61ecb5dd25dcbc245e741f43e0eddeb843aab1050
        • MD5 SHA1 SHA512 SSDEEP TLSH