Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/06/2026, 11:35

General

  • Target
    femboylose.exe
  • Size 5.4MB
  • Sample260620-np2jzafy21
  • SHA256 d601a3cfb04d0e0b8c91dee2fa1e6dd597575a99b398844b934082fbed01f4b5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

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

    Attempt to gather information on host network.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\femboylose.exe
    "C:\Users\Admin\AppData\Local\Temp\femboylose.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4316
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=femboylose.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=4316.3680.12121119953705201756
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5064
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x15c,0x160,0x164,0x138,0x16c,0x7ffa6163b078,0x7ffa6163b084,0x7ffa6163b090
        3⤵
          PID:2340
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView" --webview-exe-name=femboylose.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1684,i,10816019831305862216,17998291149801854525,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1724 /prefetch:2
          3⤵
            PID:3308
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView" --webview-exe-name=femboylose.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2020,i,10816019831305862216,17998291149801854525,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2044 /prefetch:3
            3⤵
              PID:2832
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView" --webview-exe-name=femboylose.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1732,i,10816019831305862216,17998291149801854525,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2384 /prefetch:8
              3⤵
                PID:1288
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView" --webview-exe-name=femboylose.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --video-capture-use-gpu-memory-buffer --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=" --always-read-main-dll --field-trial-handle=3628,i,10816019831305862216,17998291149801854525,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3636 /prefetch:1
                3⤵
                  PID:2228

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 4f38a1fa99be88803f32fbb05b745bcb7dc129b84a74314a9e894e8f27630c4a
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 cacfb159c23cba744a93faed786cce94e952dff0206754bf4259f43e2eb294b8
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 216B
                  • SHA256 db7e5f108fe0a05cc32d5b74b9876053ab3fa8a46c42d7cc0a10d149ee7611b3
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index~RFe58b4c4.TMP

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe58b4c4.TMP
                  • Size 48B
                  • SHA256 0af884b3579b162d5e77369422d1bf3f043407fb052275cbee7507eab145b4dc
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe5986da.TMP

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Network\Network Persistent State~RFe5986da.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Default\Site Characteristics Database\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Local State
                  • Size 1KB
                  • SHA256 8cd8ff6264abe88bd35174576a7028270903a27f885978163f58cbcbacbf204f
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Local State
                  • Size 2KB
                  • SHA256 8fd7db99b24788b937a6178d67d5025314da31e101a1e61c4347db804d6a9046
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Local State
                  • Size 3KB
                  • SHA256 61e985563e9b71329d3c8f1577e5dd426836af888fe27d31a640192da06fcb4d
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Local State
                  • Size 16KB
                  • SHA256 64e39d2461b54427cefa5ad31d83abe71f1bd966f78fd4059fc6a735f910003d
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe586099.TMP

                  • Path C:\Users\Admin\AppData\Local\com.nuggie.neverlosetauriofficial\EBWebView\Local State~RFe586099.TMP
                  • Size 1KB
                  • SHA256 f47ceaa62a84737792f17e45d5f7183cc78c98778cdc49c6e713bb69d7222504
                  • MD5 SHA1 SHA512 TLSH

                  memory/1288-47-0x00007FFA7DAF0000-0x00007FFA7DAF1000-memory.dmp

                  memory/1288-48-0x00007FFA7DBA0000-0x00007FFA7DBA1000-memory.dmp

                  memory/2228-126-0x00007FFA7C800000-0x00007FFA7C801000-memory.dmp

                  memory/3308-229-0x000002329B6B0000-0x000002329B75D000-memory.dmp

                  memory/3308-17-0x00007FFA7C800000-0x00007FFA7C801000-memory.dmp