Analysis

  • max time kernel
    150s
  • max time network
    162s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/05/2026, 20:23

General

  • Target
    javaws.exe
  • Size 168.6MB
  • Sample260519-y6a4fsey3m
  • SHA256 38a51ea74ea5d8db1adbfa4036601708c1291f243209a2c30a46abb25305bfc4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Reads user/profile data of web browsers 3 TTPs

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

  • Contacts third-party web service commonly abused for C2 1 TTPs 10 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.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Kills process with taskkill 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\javaws.exe
    "C:\Users\Admin\AppData\Local\Temp\javaws.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Users\Admin\AppData\Local\Temp\javaws.exe
      "C:\Users\Admin\AppData\Local\Temp\javaws.exe" --type=gpu-process --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\javaws" --gpu-preferences=WAAAAAAAAADgAQAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=disabled --mojo-platform-channel-handle=1684 --field-trial-handle=1688,i,16500132597965332611,1912025915625523542,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:2
      2⤵
        PID:1264
      • C:\Users\Admin\AppData\Local\Temp\javaws.exe
        "C:\Users\Admin\AppData\Local\Temp\javaws.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\javaws" --mojo-platform-channel-handle=1912 --field-trial-handle=1688,i,16500132597965332611,1912025915625523542,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:8
        2⤵
          PID:3864
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "Get-CimInstance Win32_VideoController | Select-Object -ExpandProperty Name""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1304
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "Get-CimInstance Win32_VideoController | Select-Object -ExpandProperty Name"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2504
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "Get-CimInstance Win32_LogicalDisk -Filter \"DeviceID='C:'\" | Select-Object @{n='Free';e={[math]::round($_.FreeSpace/1GB,2)}},@{n='Total';e={[math]::round($_.Size/1GB,2)}} | Format-List""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5684
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "Get-CimInstance Win32_LogicalDisk -Filter \"DeviceID='C:'\" | Select-Object @{n='Free';e={[math]::round($_.FreeSpace/1GB,2)}},@{n='Total';e={[math]::round($_.Size/1GB,2)}} | Format-List"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:5228
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "(Get-CimInstance Win32_ComputerSystemProduct).UUID""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5904
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "(Get-CimInstance Win32_ComputerSystemProduct).UUID"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:5372
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "(Get-CimInstance Win32_OperatingSystem).Caption""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4908
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "(Get-CimInstance Win32_OperatingSystem).Caption"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2968
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "(Get-CimInstance Win32_OperatingSystem).Version""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2116
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "(Get-CimInstance Win32_OperatingSystem).Version"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2468
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "powershell "Get-CimInstance Win32_Processor | Select-Object -ExpandProperty Name""
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:3908
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell "Get-CimInstance Win32_Processor | Select-Object -ExpandProperty Name"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2656
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM chrome.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4560
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM chrome.exe
            3⤵
            • Kills process with taskkill
            PID:2660
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM brave.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4980
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM brave.exe
            3⤵
            • Kills process with taskkill
            PID:1584
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM msedge.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4508
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM msedge.exe
            3⤵
            • Kills process with taskkill
            PID:4856
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM firefox.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2988
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM firefox.exe
            3⤵
            • Kills process with taskkill
            PID:2020
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM opera.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1744
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM opera.exe
            3⤵
            • Kills process with taskkill
            PID:1684
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "taskkill /F /IM vivaldi.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4836
          • C:\Windows\system32\taskkill.exe
            taskkill /F /IM vivaldi.exe
            3⤵
            • Kills process with taskkill
            PID:4516
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --headless=new --no-startup-window --no-sandbox --allow-no-sandbox-job --disable-3d-apis --disable-gpu --disable-d3d11 --disable-extensions --disable-background-networking --window-position=-32000,-32000 --window-size=1,1
          2⤵
            PID:5004
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless=new --no-startup-window --no-sandbox --allow-no-sandbox-job --disable-3d-apis --disable-gpu --disable-d3d11 --disable-extensions --disable-background-networking --window-position=-32000,-32000 --window-size=1,1
            2⤵
              PID:2308
          • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
            "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
            1⤵
              PID:2304
            • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
              "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
              1⤵
                PID:1064
              • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                1⤵
                  PID:3272
                • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                  1⤵
                    PID:4656

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        powershell.exe.log

                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                        • Size 3KB
                        • SHA256 7f8f97ee615f534fb3a3d4ab1d554cd33b788f10c559754714d1e7ce0726b362
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 527583dacd97ac0330fcd30a301b422dc2b9894b292a38188ade6c96df764667
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 65e508987eb9533c372069e57a4b16415e2d451b05b55b697ef82f4487e330e2
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 a745eba974c0a2dbdd5b47294dc595f95ec0b1ebcb6728fb5cd30d91674d7a53
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 ab845050ee52b24e2d2c3ac31b21d9bb4fa7e378914c4a5a9783b09e431fe004
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 fa2bfe16380880befb0d81dd5195cdc8f6ea45e7b5e68880297157bcd4241f16
                        • MD5 SHA1 SHA512 TLSH

                        __PSScriptPolicyTest_4hing3mg.bgx.ps1

                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4hing3mg.bgx.ps1
                        • Size 60B
                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                        • MD5 SHA1 SHA512 TLSH

                        memory/2504-18-0x000002811D9B0000-0x000002811DA63000-memory.dmp

                        memory/2504-21-0x000002811DBC0000-0x000002811DBE4000-memory.dmp

                        memory/2504-20-0x000002811DBC0000-0x000002811DBEA000-memory.dmp

                        memory/2504-19-0x000002811D960000-0x000002811D96A000-memory.dmp

                        memory/2504-9-0x000002811D6B0000-0x000002811D6D2000-memory.dmp

                        memory/2504-17-0x000002811D940000-0x000002811D95C000-memory.dmp