Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 12:18

General

  • Target
    berserker-desktop.exe
  • Size 20.3MB
  • Sample260522-pg4vssdt2v
  • SHA256 da93a70c70f333009611625ff562f3e4d27ef5205efdc303fda1b2e1d1e1a504
  • 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.

  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\berserker-desktop.exe
    "C:\Users\Admin\AppData\Local\Temp\berserker-desktop.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3092
    • 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=berserker-desktop.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.berserker.app\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=3092.4184.281203720969737471
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2032
      • 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.berserker.app\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.berserker.app\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=0x160,0x164,0x168,0x13c,0x174,0x7fff93d1b078,0x7fff93d1b084,0x7fff93d1b090
        3⤵
          PID:3812
        • 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.berserker.app\EBWebView" --webview-exe-name=berserker-desktop.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=1676,i,16548618200586658927,6970307444838990340,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1688 /prefetch:2
          3⤵
            PID:3236
          • 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.berserker.app\EBWebView" --webview-exe-name=berserker-desktop.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1996,i,16548618200586658927,6970307444838990340,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2008 /prefetch:11
            3⤵
              PID:960
            • 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.berserker.app\EBWebView" --webview-exe-name=berserker-desktop.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1692,i,16548618200586658927,6970307444838990340,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2280 /prefetch:13
              3⤵
                PID:752
              • 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.berserker.app\EBWebView" --webview-exe-name=berserker-desktop.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=3500,i,16548618200586658927,6970307444838990340,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
                3⤵
                  PID:232
                • 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 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView" --webview-exe-name=berserker-desktop.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=4380,i,16548618200586658927,6970307444838990340,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=756 /prefetch:10
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3904
              • C:\Windows\system32\wsl.exe
                "wsl.exe" --list --quiet
                2⤵
                  PID:2624
                • C:\Windows\system32\wsl.exe
                  "wsl.exe" -d "wsl --install -d Ubuntu" -u root -- bash -c "rm -f /etc/sudoers.d/berserker-install 2>/dev/null"
                  2⤵
                    PID:3012
                  • C:\Windows\system32\reg.exe
                    "reg" query HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v BerserkerResume
                    2⤵
                    • Modifies registry key
                    PID:2836

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      settings.dat

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 4d01ff278f488c5df36ac5fd8d9cad8e3bdd1a78dbcae0bf072c2a640fff750b
                      • MD5 SHA1 SHA512 TLSH

                      settings.dat

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 de9b8b34f0dd21670bc91e165daf05222f66f55e2f5befc463272556e508480d
                      • MD5 SHA1 SHA512 TLSH

                      throttle_store.dat

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

                      the-real-index

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                      • Size 72B
                      • SHA256 a36a3d7a6ffc01dc4374084cd6d7e194caf4d1a1a42f2b339cca726dd95e856f
                      • MD5 SHA1 SHA512 TLSH

                      the-real-index~RFe58bd5f.TMP

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe58bd5f.TMP
                      • Size 48B
                      • SHA256 f1556c5bbd7d38e43453be3e96db8fb6bd17bb06c06d8fe70350c1a8e5f53593
                      • MD5 SHA1 SHA512

                      data_0

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

                      data_1

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

                      data_2

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

                      data_3

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

                      MANIFEST-000001

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

                      Network Persistent State

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

                      Network Persistent State~RFe598f75.TMP

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Default\Network\Network Persistent State~RFe598f75.TMP
                      • Size 59B
                      • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                      • MD5 SHA1 SHA512 TLSH

                      SCT Auditing Pending Reports

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

                      Preferences

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Default\Preferences
                      • Size 6KB
                      • SHA256 fe264703d2b0462c7401a0d85e81ece963cfb5edecff701d645c70f7f4fd28e4
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      CURRENT

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

                      b733a1a5-8cdf-42a0-af46-dc29be17f2af.tmp

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Default\b733a1a5-8cdf-42a0-af46-dc29be17f2af.tmp
                      • Size 6KB
                      • SHA256 5542b762772195c6d10f597c0d0c0e228627965ae012f2aeb8dfa9835bce7609
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State
                      • Size 1KB
                      • SHA256 ff17a58c53bb620df9b1d3ce73a3f7e95869395675851eb9629489c512af350e
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State
                      • Size 2KB
                      • SHA256 45ae792dd4e0cc99d950d5476220a2c78076a05eabe5a80402e42dfeefb2fef5
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State
                      • Size 3KB
                      • SHA256 4f344ae5ef0de73cc5bec4cc8f0bdd28842ec12219edf58ca888831aef324310
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State
                      • Size 16KB
                      • SHA256 01e7737d4c241bef82eb46af9e7729781bb063106c5c84ce810e358aca3dd3de
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State
                      • Size 16KB
                      • SHA256 4f734c893fbd8f0b68f33255e3abc36993525d1f471072bc17268ba13d539ebc
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State~RFe586915.TMP

                      • Path C:\Users\Admin\AppData\Local\com.berserker.app\EBWebView\Local State~RFe586915.TMP
                      • Size 1KB
                      • SHA256 2cd34afaf5cf218b96d54cb1ed7cd4d73b793f15e66fe8319209ae965d5d75fb
                      • MD5 SHA1 SHA512 TLSH

                      memory/232-139-0x00007FFFB2310000-0x00007FFFB2311000-memory.dmp

                      memory/3236-214-0x0000017E97070000-0x0000017E97528000-memory.dmp

                      memory/3236-246-0x0000017E97070000-0x0000017E97528000-memory.dmp

                      memory/3236-25-0x00007FFFB2310000-0x00007FFFB2311000-memory.dmp

                      memory/3236-319-0x0000017E97070000-0x0000017E97528000-memory.dmp

                      memory/3904-315-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-305-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-316-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-306-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-314-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-313-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-312-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-310-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-311-0x0000021D09360000-0x0000021D09361000-memory.dmp

                      memory/3904-304-0x0000021D09360000-0x0000021D09361000-memory.dmp