Analysis

  • max time kernel
    148s
  • max time network
    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
    02/08/2026, 16:41

General

  • Target
    2026-08-02_d398c2cd0a4be0d079fb5fed41cacb88_cobalt-strike_icedid.exe
  • Size 673KB
  • Sample260802-t7lt5asydx
  • SHA256 ac712a69261cb774982a217a3a45e68fe7e9fae39b3d5c2ee47e9283e57f0308
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Registers new Windows logon scripts automatically executed at logon. 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of WriteProcessMemory 4 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\2026-08-02_d398c2cd0a4be0d079fb5fed41cacb88_cobalt-strike_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_d398c2cd0a4be0d079fb5fed41cacb88_cobalt-strike_icedid.exe"
    1⤵
    • Creates a file in the Startup directory
    • Registers new Windows logon scripts automatically executed at logon.
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4712
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks.exe /create /tn "SecurityHealthService" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E59F542.xml" /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3564
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks.exe /create /tn "WindowsSecurityHealth" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E59F5CF.xml" /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3996
  • C:\Users\Admin\AppData\Local\Temp\2026-08-02_d398c2cd0a4be0d079fb5fed41cacb88_cobalt-strike_icedid.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-02_d398c2cd0a4be0d079fb5fed41cacb88_cobalt-strike_icedid.exe
    1⤵
    • Creates a file in the Startup directory
    • Registers new Windows logon scripts automatically executed at logon.
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks.exe /create /tn "SecurityHealthService" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E59F81C.xml" /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4584
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks.exe /create /tn "WindowsSecurityHealth" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E59F85A.xml" /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:752

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ~st0E59F542.xml

        • Path C:\Users\Admin\AppData\Local\Temp\~st0E59F542.xml
        • Size 1KB
        • SHA256 4936030992f16889615394225333716b69362d39e08d2192e8ef3c4e0a53daee
        • MD5 SHA1 SHA512 TLSH

        ~st0E59F5CF.xml

        • Path C:\Users\Admin\AppData\Local\Temp\~st0E59F5CF.xml
        • Size 1KB
        • SHA256 9a9b352c070b60df139939c5d8cfd5c267bc0d068cb7414b4b3cd05f01d232b2
        • MD5 SHA1 SHA512 TLSH

        ~st0E59F85A.xml

        • Path C:\Users\Admin\AppData\Local\Temp\~st0E59F85A.xml
        • Size 1KB
        • SHA256 2704ddeb011b688c5231e6fc86bd747967679f0d336ea78e866b572c6dae9e68
        • MD5 SHA1 SHA512 TLSH

        memory/2696-20-0x0000000500000000-0x0000000500400000-memory.dmp

        memory/2696-21-0x0000000500000000-0x0000000500400000-memory.dmp

        memory/4712-4-0x0000000500000000-0x0000000500400000-memory.dmp

        memory/4712-18-0x0000000500000000-0x0000000500400000-memory.dmp

        memory/4712-19-0x0000000500000000-0x0000000500400000-memory.dmp