Analysis

  • max time kernel
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 22:09

General

  • Target
    2026-08-04_df36b3b51b2e7ee9c9757ffbb1bf4932_akira_cobalt-strike_rusty-stealer_satacom.exe
  • Size 998KB
  • Sample260804-126exa1fng
  • SHA256 811ec9248825b1853699bf03baeedb5c4dd2b46eaf688b51400fe03c2913ce4e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_df36b3b51b2e7ee9c9757ffbb1bf4932_akira_cobalt-strike_rusty-stealer_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_df36b3b51b2e7ee9c9757ffbb1bf4932_akira_cobalt-strike_rusty-stealer_satacom.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4376
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -command "Unblock-File -LiteralPath 'C:\Users\Admin\AppData\Local\Temp\cfg_X5baYhZ6C0Qp2Zb.bat' -ErrorAction SilentlyContinue; Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\cfg_X5baYhZ6C0Qp2Zb.bat' -ArgumentList 'silent' -WindowStyle Hidden"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5440
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\cfg_X5baYhZ6C0Qp2Zb.bat" silent "
        3⤵
        • Executes a command shell one-liner
        PID:2728

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        cfg_X5baYhZ6C0Qp2Zb.bat

        • Path C:\Users\Admin\AppData\Local\Temp\cfg_X5baYhZ6C0Qp2Zb.bat
        • Size 663KB
        • SHA256 8ff55193f0678e545857f9863d85ee6c0a5613c066413d0244de434e8d58dab8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5440-10-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-12-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-5-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-6-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-7-0x0000027DF5430000-0x0000027DF5452000-memory.dmp

        memory/5440-2-0x00007FF82623F000-0x00007FF826240000-memory.dmp

        memory/5440-11-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-4-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-13-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-14-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-15-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-16-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-3-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp

        memory/5440-19-0x00007FF8260B0000-0x00007FF826A54000-memory.dmp