Analysis

  • custom tags

    network
  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 15:17

General

  • Target
    Install.RIVALSFPS.GG.exe
  • Size 14.4MB
  • Sample260810-spe37aha72
  • SHA256 10baf521d06c8ff5d79e13d859fb281a4a0836d9ad476e33a13a17de989cc576
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 11 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Detects references to legitimate web services potentially used as dead drop resolvers 2 IoCs

    Detects Telegram, Steam, and other legitimate web-service references that may be used to retrieve secondary C2 infrastructure.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 4 IoCs
  • Modifies system certificate store 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Install.RIVALSFPS.GG.exe
    "C:\Users\Admin\AppData\Local\Temp\Install.RIVALSFPS.GG.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Users\Admin\AppData\Local\RIVALSFPS.GG\rivalsfps-installer.exe
      "C:\Users\Admin\AppData\Local\RIVALSFPS.GG\rivalsfps-installer.exe" --migrate-cleanup "C:\Users\Admin\AppData\Local\Temp"
      2⤵
      • Executes dropped EXE
      PID:2652
    • C:\Users\Admin\AppData\Local\RIVALSFPS.GG\rivalsfps-installer.exe
      "C:\Users\Admin\AppData\Local\RIVALSFPS.GG\rivalsfps-installer.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Modifies trusted root certificate store through registry
      • Checks processor information in registry
      • Modifies registry class
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2400
      • 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=rivalsfps-installer.exe --webview-exe-version=3.3.1 --user-data-dir="C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\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=2400.3768.12246847275048070892
        3⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:5036
        • 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\gg.rivalsfps.installer\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\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,0x7ff90cfcb078,0x7ff90cfcb084,0x7ff90cfcb090
          4⤵
            PID:3636
          • 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\gg.rivalsfps.installer\EBWebView" --webview-exe-name=rivalsfps-installer.exe --webview-exe-version=3.3.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1736,i,1415652275466239508,16417906013157017364,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1732 /prefetch:2
            4⤵
              PID:4364
            • 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\gg.rivalsfps.installer\EBWebView" --webview-exe-name=rivalsfps-installer.exe --webview-exe-version=3.3.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1648,i,1415652275466239508,16417906013157017364,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2056 /prefetch:3
              4⤵
                PID:4404
              • 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\gg.rivalsfps.installer\EBWebView" --webview-exe-name=rivalsfps-installer.exe --webview-exe-version=3.3.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2364,i,1415652275466239508,16417906013157017364,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2396 /prefetch:8
                4⤵
                  PID:4644
                • 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\gg.rivalsfps.installer\EBWebView" --webview-exe-name=rivalsfps-installer.exe --webview-exe-version=3.3.1 --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=3680,i,1415652275466239508,16417906013157017364,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3684 /prefetch:1
                  4⤵
                    PID:2816
                  • 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=10.0.19041.546 --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView" --webview-exe-name=rivalsfps-installer.exe --webview-exe-version=3.3.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=2212,i,1415652275466239508,16417906013157017364,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=756 /prefetch:8
                    4⤵
                      PID:4204

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    rivalsfps-installer.exe

                    • Path C:\Users\Admin\AppData\Local\RIVALSFPS.GG\rivalsfps-installer.exe
                    • Size 11.7MB
                    • SHA256 df82f53d6bfc238fd522cbae66ee945ce66cd200cf541d696ea2331477485268
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    nss4BAB.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\nss4BAB.tmp
                    • Size 22.2MB
                    • SHA256 db0855b4bc7ec33bf15a3087052e071b83337950a19d55ab8326ceec0064236e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    System.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsx4BDB.tmp\System.dll
                    • Size 12KB
                    • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    nsDialogs.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsx4BDB.tmp\nsDialogs.dll
                    • Size 9KB
                    • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    nsis_tauri_utils.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsx4BDB.tmp\nsis_tauri_utils.dll
                    • Size 33KB
                    • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 3ff4942f1ca31be96efd67c7bb847f240782c43d83090305ac9d0943717beb5f
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 6cd49fc9f3067b288dbfef7db18a23a9c956a98dc8ccd737e6e6a1412d90df07
                    • MD5 SHA1 SHA512

                    throttle_store.dat

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Crashpad\throttle_store.dat
                    • Size 20B
                    • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                    • MD5 SHA1 SHA512

                    the-real-index

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                    • Size 48B
                    • SHA256 f8537ce8dd2d48c11f9b0563af5d9903b8ee6bad609686968ceda8f4061fd0ce
                    • MD5 SHA1 SHA512

                    the-real-index

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                    • Size 72B
                    • SHA256 d1f6b6bce23187d615396227f85e3c20f8653e4b082277f4caebcf9e1a15907e
                    • MD5 SHA1 SHA512 TLSH

                    data_0

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\DawnWebGPUCache\data_0
                    • Size 8KB
                    • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                    • MD5 SHA1 SHA512 SSDEEP

                    data_1

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

                    data_2

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\DawnWebGPUCache\data_2
                    • Size 8KB
                    • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                    • MD5 SHA1 SHA512 SSDEEP

                    data_3

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\DawnWebGPUCache\data_3
                    • Size 8KB
                    • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                    • MD5 SHA1 SHA512 SSDEEP

                    MANIFEST-000001

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

                    Network Persistent State

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

                    Network Persistent State~RFe59baab.TMP

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Network\Network Persistent State~RFe59baab.TMP
                    • Size 59B
                    • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                    • MD5 SHA1 SHA512 TLSH

                    SCT Auditing Pending Reports

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

                    Preferences

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Preferences
                    • Size 6KB
                    • SHA256 15b7bbaa40dd4f414b5ebb51100137375fa71d970ea54126e6a151c6f36a5a4e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Preferences~RFe5931d4.TMP

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Preferences~RFe5931d4.TMP
                    • Size 6KB
                    • SHA256 b1da38c776dbd049234f45b3c023b684fdf4f11df745732aa9c2e293d2e687c0
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    CURRENT

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Default\Sync Data\LevelDB\CURRENT
                    • Size 16B
                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                    • MD5 SHA1 SHA512

                    Local State

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State
                    • Size 1KB
                    • SHA256 7f7dcc5a820e42da02f78d9e930d4cfd9bb3e909841f71e3dd794bcc31a29c5a
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State
                    • Size 2KB
                    • SHA256 094e4482808c2f9258ba5655443ff1c52b5aff767e0fecb82d566f03a1cae06a
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State
                    • Size 3KB
                    • SHA256 43f8691f6c4591e6e2d828ffa846b310967ab002f09ea7f2e3fcf32425e31feb
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State
                    • Size 4KB
                    • SHA256 0aa7fe83c84f269a1d5f06013f84568f4f94b1ef8124e89fd0343adad6a5f6a4
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State
                    • Size 14KB
                    • SHA256 6be72b3092ddb57dbf3e6da19c545502b8b2f5bcc88ddec90303172c991efe3d
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State~RFe5892b6.TMP

                    • Path C:\Users\Admin\AppData\Local\gg.rivalsfps.installer\EBWebView\Local State~RFe5892b6.TMP
                    • Size 1KB
                    • SHA256 d8353de5a757f23a3e4af0bfc3db3f959935dae4b27ff97180a70921660d6a71
                    • MD5 SHA1 SHA512 TLSH

                    installer.json

                    • Path C:\Users\Admin\AppData\Roaming\RivalsFPS\installer.json
                    • Size 1KB
                    • SHA256 10d10a3f82ec7655be1c1bb7fbb680fa55d9a5aab89e3dce9f566cc7c7ca7440
                    • MD5 SHA1 SHA512 TLSH

                    memory/2816-237-0x00007FF92AA30000-0x00007FF92AA31000-memory.dmp

                    memory/2816-334-0x000002B53DC00000-0x000002B53DCCD000-memory.dmp

                    memory/4204-440-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-439-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-437-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-436-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-438-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-430-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-432-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-431-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-442-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4204-441-0x000001422F940000-0x000001422F941000-memory.dmp

                    memory/4364-111-0x00007FF92AA30000-0x00007FF92AA31000-memory.dmp

                    memory/4364-332-0x0000015A888D0000-0x0000015A8899D000-memory.dmp

                    memory/4644-333-0x0000023A89FB0000-0x0000023A89FE0000-memory.dmp

                    memory/4644-179-0x00007FF92A8E0000-0x00007FF92A8E1000-memory.dmp

                    memory/4644-180-0x00007FF9290C0000-0x00007FF9290C1000-memory.dmp