Analysis

  • user interaction
    yes
  • max time kernel
    100s
  • max time network
    104s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 03:58

General

  • Target
    MetaClient_Setup.exe
  • Size 34.5MB
  • Sample260709-ejnw9acv5k
  • SHA256 13b43f73ecf1efe3a64457b0a90f9ba00d0eedcb2f1d2030766984955e8ef4c2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • GoLang User-Agent 3 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MetaClient_Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\MetaClient_Setup.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=MetaClient_Setup.exe --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=1552.5964.14154612733124053621 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3704
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView /prefetch:4 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x188,0x18c,0x190,0x184,0x104,0x7ffcbdb35fd8,0x7ffcbdb35fe4,0x7ffcbdb35ff0
        3⤵
          PID:4636
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --webview-exe-name=MetaClient_Setup.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1768 --field-trial-handle=1772,i,8026101420106812022,15769400207698948722,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2
          3⤵
            PID:3484
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --webview-exe-name=MetaClient_Setup.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2192 --field-trial-handle=1772,i,8026101420106812022,15769400207698948722,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2
            3⤵
              PID:5024
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --webview-exe-name=MetaClient_Setup.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2288 --field-trial-handle=1772,i,8026101420106812022,15769400207698948722,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2
              3⤵
                PID:5004
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --webview-exe-name=MetaClient_Setup.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3480 --field-trial-handle=1772,i,8026101420106812022,15769400207698948722,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2 /prefetch:1
                3⤵
                  PID:3184
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView" --webview-exe-name=MetaClient_Setup.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4044 --field-trial-handle=1772,i,8026101420106812022,15769400207698948722,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:575163e0412bf5210438f786fd31b28bf0b992f2
                  3⤵
                    PID:2964
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  powershell -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\Desktop\MetaClient\'"
                  2⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:5600

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    settings.dat

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 c404b5444371b34623b61755c715d76de2d6e2cf446c110e3fe60f63ad4466ac
                    • MD5 SHA1 SHA512

                    settings.dat

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 7c83c1a2131ba222657e1e9d2c039c83b8193c138a08ca15eaa22e18841797de
                    • MD5 SHA1 SHA512 TLSH

                    throttle_store.dat

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Crashpad\throttle_store.dat
                    • Size 20B
                    • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                    • MD5 SHA1 SHA512

                    1332b5a0-0a07-4e5b-bc67-54e1c37249bd.tmp

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\1332b5a0-0a07-4e5b-bc67-54e1c37249bd.tmp
                    • Size 6KB
                    • SHA256 4faa4ea4987e85f09c3ce5bbc4f6ae7550e84ae0a6fdb92be4ea7dc28026a93c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    CURRENT

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\Extension Rules\CURRENT
                    • Size 16B
                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                    • MD5 SHA1 SHA512

                    MANIFEST-000001

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\Extension Scripts\MANIFEST-000001
                    • Size 41B
                    • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                    • MD5 SHA1 SHA512

                    Network Persistent State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\Network\Network Persistent State
                    • Size 111B
                    • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                    • MD5 SHA1 SHA512 TLSH

                    Network Persistent State~RFe5a3b55.TMP

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\Network\Network Persistent State~RFe5a3b55.TMP
                    • Size 59B
                    • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                    • MD5 SHA1 SHA512 TLSH

                    SCT Auditing Pending Reports

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Default\Network\SCT Auditing Pending Reports
                    • Size 2B
                    • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                    • MD5 SHA1 SHA512

                    data_0

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\GraphiteDawnCache\data_0
                    • Size 8KB
                    • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                    • MD5 SHA1 SHA512 SSDEEP

                    data_1

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\GraphiteDawnCache\data_1
                    • Size 264KB
                    • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                    • MD5 SHA1 SHA512 SSDEEP

                    data_2

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\GraphiteDawnCache\data_2
                    • Size 8KB
                    • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                    • MD5 SHA1 SHA512 SSDEEP

                    data_3

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\GraphiteDawnCache\data_3
                    • Size 8KB
                    • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                    • MD5 SHA1 SHA512 SSDEEP

                    Local State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State
                    • Size 2KB
                    • SHA256 58dbd1d54ca6fcdfcfda3c4f6927111f57a9989d352cdc84dd6a5933be509dba
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State
                    • Size 3KB
                    • SHA256 34b7afaa8489d25f4490c80cb65d50682faaad10eb020ecc6652cebed867c76e
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State
                    • Size 15KB
                    • SHA256 757d66f95b11ebbdc53ed4e9a31512c523a8795bef54681a0cff22c66d7926c2
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State
                    • Size 16KB
                    • SHA256 a3c0fec5cc7fd8630172fdeedf9fc5005dc5e4b4b6bd5192924c6331e797fa0a
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State
                    • Size 15KB
                    • SHA256 4da38423b9efdfe0bf9ea84c71c8f5a8ab23263e34920dfbb39d6a84d27cfce7
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State~RFe58efba.TMP

                    • Path C:\Users\Admin\AppData\Roaming\MetaClient_Setup.exe\EBWebView\Local State~RFe58efba.TMP
                    • Size 1KB
                    • SHA256 d597cc865b4294c28f3098c2e1995957f9cfe40321411a31e71ee35075d6a5d2
                    • MD5 SHA1 SHA512 TLSH

                    memory/1552-0-0x000001ED6CB60000-0x000001ED6CB88000-memory.dmp

                    memory/3184-111-0x00007FFCDEED0000-0x00007FFCDEED1000-memory.dmp

                    memory/3484-35-0x00007FFCDEED0000-0x00007FFCDEED1000-memory.dmp

                    memory/5600-220-0x0000021BFDB50000-0x0000021BFDC02000-memory.dmp

                    memory/5600-221-0x0000021BFD890000-0x0000021BFD89A000-memory.dmp

                    memory/5600-219-0x0000021BFD870000-0x0000021BFD88E000-memory.dmp

                    memory/5600-216-0x0000021BFD800000-0x0000021BFD822000-memory.dmp