Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 12:44

General

  • Target
    2026-07-20_e917f1e008158a2ac88fc9df2c601298_akira_rusty-stealer.exe
  • Size 110.0MB
  • Sample260720-pyjk7aaw4l
  • SHA256 35f468659ebf144f5c0d285b306f1c559266f2569a61e17a792584fbbacd4779
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • Modifies Windows Defender notification settings 3 TTPs 5 IoCs
  • Modifies firewall policy service 3 TTPs 12 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
  • Detects executables containing SQL queries to confidential data stores. Observed in infostealers 1 IoCs
  • Detects executables containing artifacts associated with disabling Widnows Defender 1 IoCs
  • Detects executables containing common artifacts observed in infostealers 1 IoCs
  • Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
  • Detects executables referencing many Password Manager software clients. Observed in infostealers 1 IoCs
  • Detects executables referencing potentially confidential GIT artifacts. Observed in infostealer 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to get system information as a root user.

  • Modify Registry: Disable Windows Driver Blocklist 2 TTPs 1 IoCs

    Disable Windows Driver Blocklist via Registry.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads ssh keys stored on the system 2 TTPs

    Tries to access SSH used by SSH programs.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Windows security modification 2 TTPs 3 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Contacts third-party web service commonly abused for C2 1 TTPs 1 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 3 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 4 IoCs

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

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Disables Windows logging functionality 2 TTPs

    Changes registry settings to disable Windows Event logging.

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry key 1 TTPs 1 IoCs
  • NTFS ADS 4 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 21 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.

  • Views/modifies file attributes 1 TTPs 3 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-20_e917f1e008158a2ac88fc9df2c601298_akira_rusty-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_e917f1e008158a2ac88fc9df2c601298_akira_rusty-stealer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe"
      2⤵
      • Modifies Windows Defender DisableAntiSpyware settings
      • Modifies Windows Defender Real-time Protection settings
      • Modifies Windows Defender notification settings
      • Modifies firewall policy service
      • Modifies security service
      • Windows security bypass
      • Modify Registry: Disable Windows Driver Blocklist
      • Drops startup file
      • Executes dropped EXE
      • Windows security modification
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • Checks processor information in registry
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      PID:5516
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -WindowStyle Hidden -NonInteractive -NoProfile -Command "Get-AppxPackage | ForEach-Object { $path = \"HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Notifications\Settings\$($_.PackageFamilyName)\"; if(!(Test-Path $path)){New-Item -Path $path -Force | Out-Null}; Set-ItemProperty -Path $path -Name 'Enabled' -Value 0 -Type DWord -Force -ErrorAction SilentlyContinue } 2>$null"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3556
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -WindowStyle Hidden -NonInteractive -NoProfile -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe' -ErrorAction SilentlyContinue; Add-MpPreference -ExclusionProcess 'svchost.exe' -ErrorAction SilentlyContinue; Set-MpPreference -DisableRealtimeMonitoring $true -ErrorAction SilentlyContinue; Set-MpPreference -DisableBehaviorMonitoring $true -ErrorAction SilentlyContinue; Set-MpPreference -DisableBlockAtFirstSeen $true -ErrorAction SilentlyContinue"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2056
      • C:\Windows\system32\attrib.exe
        "attrib" +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
        3⤵
        • Views/modifies file attributes
        PID:4820
      • C:\Windows\system32\reg.exe
        "reg" query "HKCU\Software\Martin Prikryl\WinSCP 2\Sessions" /s
        3⤵
          PID:4888
        • C:\Windows\system32\ipconfig.exe
          "ipconfig" /all
          3⤵
          • Gathers network information
          PID:3288
        • C:\Windows\system32\reg.exe
          "reg" query HKCU\Software\SimonTatham\PuTTY\Sessions /s
          3⤵
          • Modifies registry key
          PID:3628
        • C:\Windows\system32\ipconfig.exe
          "ipconfig"
          3⤵
          • Gathers network information
          PID:5572
        • C:\Windows\system32\netsh.exe
          "netsh" wlan show profiles
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Network Configuration Discovery: Wi-Fi Discovery
          PID:1856
        • C:\Windows\system32\attrib.exe
          "attrib" +h +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSync.exe"
          3⤵
          • Drops startup file
          • Views/modifies file attributes
          PID:5392
        • C:\Windows\system32\cmd.exe
          "cmd" /C "C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\WindowsDefender\WindowsDefenderCheck\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f"
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3736
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\WindowsDefender\WindowsDefenderCheck\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5564
        • C:\Windows\system32\cmd.exe
          "cmd" /C "C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\UpdateOrchestrator\USO_UxBroker_Display\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f"
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5828
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\UpdateOrchestrator\USO_UxBroker_Display\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4772
        • C:\Windows\system32\cmd.exe
          "cmd" /C "C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\SpeechModelDownload\SpeechModelDownloadTask\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f"
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5320
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\SpeechModelDownload\SpeechModelDownloadTask\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr20d6b404.xml\" /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4968
        • C:\Windows\system32\cmd.exe
          "cmd" /C "C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\Defrag\ScheduledDefrag\" /sc ONLOGON /tr \"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe\" /ru SYSTEM /f"
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1492
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\Defrag\ScheduledDefrag\" /sc ONLOGON /tr \"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe\" /ru SYSTEM /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3488
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "powershell" -NoProfile -NonInteractive -Command "Get-CimInstance -Namespace root/SecurityCenter2 -ClassName AntiVirusProduct 2>$null | Select-Object -ExpandProperty displayName"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          PID:5500
        • C:\Windows\system32\attrib.exe
          "attrib" +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe
          3⤵
          • Views/modifies file attributes
          PID:4848
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe"
          3⤵
          • Executes dropped EXE
          PID:4440
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      1⤵
      • Executes dropped EXE
      PID:1204
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe"
      1⤵
      • Executes dropped EXE
      PID:2588

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 2KB
          • SHA256 c3cfad43837383db0b34d19a5473184ab05c0b670aa0102423b251bb26018409
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_lpktrecv.tst.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lpktrecv.tst.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          WinSyncSvc.exe

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
          • Size 4.5MB
          • SHA256 46e62b88a6853a58b7a52ca3391bf088a5a396cc1a5ae833a76b76b605942139
          • MD5 SHA1 SHA512 SSDEEP TLSH

          specter_debug.txt

          • Path C:\Users\opc\Desktop\debugspecter\specter_debug.txt
          • Size 873B
          • SHA256 39edadd007c0e2daccbf73d616f7b047ea3c38a970dd4c7df896a3f7c557a10d
          • MD5 SHA1 SHA512 TLSH

          specter_debug.txt

          • Path C:\Users\opc\Desktop\debugspecter\specter_debug.txt
          • Size 1001B
          • SHA256 236dc6a9cd66a47302655cdd9d728fd61fb83ee5501bf68571259ddd78bb4a0c
          • MD5 SHA1 SHA512 TLSH

          specter_debug.txt

          • Path C:\Users\opc\Desktop\debugspecter\specter_debug.txt
          • Size 1KB
          • SHA256 c033487a35f4e17d8404e4e5e7b29acf0555ee6bba06e0af78e860e645b2ef97
          • MD5 SHA1 SHA512 TLSH

          memory/2056-32-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-43-0x000001CEA61E0000-0x000001CEA6292000-memory.dmp

          memory/2056-16-0x000001CEA6110000-0x000001CEA6132000-memory.dmp

          memory/2056-56-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-36-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-26-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-27-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-28-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-29-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-30-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-31-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/2056-46-0x000001CEA62A0000-0x000001CEA62AA000-memory.dmp

          memory/2056-35-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-25-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-24-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-40-0x000001B016560000-0x000001B01657E000-memory.dmp

          memory/3556-34-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-48-0x000001B02E900000-0x000001B02E91A000-memory.dmp

          memory/3556-47-0x000001B02F170000-0x000001B02F374000-memory.dmp

          memory/3556-52-0x000001B016580000-0x000001B01658A000-memory.dmp

          memory/3556-54-0x000001B02E950000-0x000001B02E976000-memory.dmp

          memory/3556-53-0x000001B02E8E0000-0x000001B02E8E8000-memory.dmp

          memory/3556-51-0x000001B016570000-0x000001B016576000-memory.dmp

          memory/3556-50-0x000001B016560000-0x000001B016568000-memory.dmp

          memory/3556-37-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-49-0x000001B02EB60000-0x000001B02EB8A000-memory.dmp

          memory/3556-21-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-23-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-22-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-20-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-59-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-17-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-13-0x00007FF99F460000-0x00007FF99FE04000-memory.dmp

          memory/3556-11-0x00007FF99F5EF000-0x00007FF99F5F0000-memory.dmp

          memory/5500-68-0x0000026879740000-0x000002687976A000-memory.dmp

          memory/5500-69-0x0000026879740000-0x0000026879764000-memory.dmp

          memory/5500-67-0x0000026879990000-0x0000026879A42000-memory.dmp