Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 01:00

General

  • Target
    2026-07-28_ffcb270bc44301095ddcb7d1689fce10_akira_rusty-stealer.exe
  • Size 937KB
  • Sample260728-bcn2wsec62
  • SHA256 918c9245a6197fc5b1db04712a9818e61ec3f936d21e86d6387211b20da06217
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Detects executables (downlaoders) containing URLs to raw contents of a paste 2 IoCs
  • 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.

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 20 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Looks up external IP address via web service 1 TTPs 7 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • Executes a command shell one-liner 1 TTPs 11 IoCs

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

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

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

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 10 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 26 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\2026-07-28_ffcb270bc44301095ddcb7d1689fce10_akira_rusty-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_ffcb270bc44301095ddcb7d1689fce10_akira_rusty-stealer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5040
    • C:\Users\Admin\AppData\Local\Temp\tmp_exec.exe
      C:\Users\Admin\AppData\Local\Temp\tmp_exec.exe
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4172
      • C:\Windows\SYSTEM32\CMD.exe
        "CMD" netsh advfirewall firewall add rule name="j9GM6;nz6G)C6m" dir=in action=allow program="C:\Windows\Boot.exe" enable=yes & exit
        3⤵
          PID:4616
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3320
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1428
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:244
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5488
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /C taskkill /im explorer.exe /f > NUL 2>&1 && timeout /t 3 /nobreak > NUL && start explorer.exe
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1524
          • C:\Windows\system32\taskkill.exe
            taskkill /im explorer.exe /f
            4⤵
            • Loads dropped DLL
            • Kills process with taskkill
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1976
          • C:\Windows\system32\timeout.exe
            timeout /t 3 /nobreak
            4⤵
            • Loads dropped DLL
            • Delays execution with timeout.exe
            • Suspicious behavior: EnumeratesProcesses
            PID:3012
          • C:\Windows\explorer.exe
            explorer.exe
            4⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Loads dropped DLL
            • 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:4640
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2496
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5836
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4456
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:124
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1108
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3000
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5728
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5016
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:4420
    • 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:2500
    • 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:5928
    • C:\Windows\Boot.exe
      "C:\Windows\Boot.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3488
    • C:\Windows\Boot.exe
      "C:\Windows\Boot.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2444
      • C:\Windows\system32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3588
        • C:\Windows\System32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3620
      • C:\Windows\system32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4376
        • C:\Windows\System32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4756
      • C:\Windows\system32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\System32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4372
      • C:\Windows\system32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3760
        • C:\Windows\System32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\Boot.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3852
    • C:\Windows\Boot.exe
      "C:\Windows\Boot.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\Boot.exe
      "C:\Windows\Boot.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:264
    • C:\Windows\Boot.exe
      "C:\Windows\Boot.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5844

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          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

          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 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH

          tmp_exec.exe

          • Path C:\Users\Admin\AppData\Local\Temp\tmp_exec.exe
          • Size 814KB
          • SHA256 4311d77cc68c2619f9c52f5d0c8201b680ef31e4700e1ebe1a4b63f3495dc50f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          xdwd.dll

          • Path C:\Windows\xdwd.dll
          • Size 136KB
          • SHA256 35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2500-229-0x000002B500B30000-0x000002B500D13000-memory.dmp

          memory/2500-115-0x000002B501F50000-0x000002B501F70000-memory.dmp

          memory/2500-83-0x000002B5001E0000-0x000002B5002E0000-memory.dmp

          memory/2500-98-0x000002B504080000-0x000002B504180000-memory.dmp

          memory/2500-96-0x000002B501C10000-0x000002B501C30000-memory.dmp

          memory/2500-129-0x000002B504500000-0x000002B504520000-memory.dmp

          memory/4172-9-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-7-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-60-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-12-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-11-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-10-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-8-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-13-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-6-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-4-0x00007FF989F3F000-0x00007FF989F40000-memory.dmp

          memory/4172-203-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-298-0x00007FF989DB0000-0x00007FF98A754000-memory.dmp

          memory/4172-5-0x000001D849990000-0x000001D849A5C000-memory.dmp

          memory/4640-228-0x000000000EC90000-0x000000000ED0C000-memory.dmp