Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 15:28

General

  • Target
    SteamTools.exe
  • Size 1.7MB
  • Sample260731-swdtpsce94
  • SHA256 992d547bbf83f26f3117b27aaa2a2e2e665f76658b67c27e84b13dc379833eaa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SteamTools.exe
    "C:\Users\Admin\AppData\Local\Temp\SteamTools.exe"
    1⤵
      PID:5824
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4708
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x128,0x12c,0x130,0x104,0x134,0x7ffb5eb9c728,0x7ffb5eb9c734,0x7ffb5eb9c740
        2⤵
          PID:788
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1712,i,9145069541447147598,4889934037366016915,262144 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=1928 /prefetch:2
          2⤵
            PID:2044
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=2100,i,15257845446266852926,14186663242842558407,524288 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=2264 /prefetch:11
            2⤵
            • System Time Discovery
            PID:704
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=1724,i,452007836589158336,8926273169130333133,524288 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=2364 /prefetch:13
            2⤵
              PID:256
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --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=6 --metrics-shmem-handle=3284,i,10388758117859700989,12807388227782974402,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=3356 /prefetch:1
              2⤵
                PID:2976
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --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 --metrics-shmem-handle=3388,i,17459779006999345986,17129390603204248201,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=3520 /prefetch:1
                2⤵
                  PID:3092
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=7 --metrics-shmem-handle=4696,i,3377918878274904349,5846775660824638037,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=4716 /prefetch:1
                  2⤵
                    PID:4744
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=4892,i,5655157332340392998,16409520836686298250,524288 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=4836 /prefetch:14
                    2⤵
                      PID:5840
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=5372,i,15765908624952720991,5641281774721772202,524288 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5384 /prefetch:14
                      2⤵
                        PID:4320
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=10 --metrics-shmem-handle=5424,i,17585220930399813576,9533210182640760668,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5436 /prefetch:1
                        2⤵
                          PID:1220
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=11 --metrics-shmem-handle=5464,i,5053733347803055732,14931292915468737417,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5484 /prefetch:1
                          2⤵
                            PID:836
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=12 --metrics-shmem-handle=5716,i,4719664503182210526,12199606413792383256,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5424 /prefetch:1
                            2⤵
                              PID:3844
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=13 --metrics-shmem-handle=5888,i,15348683528667819330,17202072836358990943,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5884 /prefetch:1
                              2⤵
                                PID:5400
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=14 --metrics-shmem-handle=6016,i,2050588444418773790,7672861835578281087,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=6036 /prefetch:1
                                2⤵
                                  PID:2468
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=15 --metrics-shmem-handle=5992,i,2970155963530080437,41136778096999656,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=6120 /prefetch:1
                                  2⤵
                                    PID:4956
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=16 --metrics-shmem-handle=6012,i,4911512182206144243,3443051513892714945,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=6016 /prefetch:1
                                    2⤵
                                      PID:400
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=17 --metrics-shmem-handle=6280,i,6108234389473200868,12609925687721739289,2097152 --field-trial-handle=1932,i,4961582575132394949,1366197132001870380,262144 --variations-seed-version --mojo-platform-channel-handle=5992 /prefetch:1
                                      2⤵
                                        PID:1948
                                    • 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:1476
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                        1⤵
                                          PID:1392
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                          1⤵
                                          • Modifies data under HKEY_USERS
                                          PID:1028

                                        Network

                                              MITRE ATT&CK Enterprise v16

                                              Replay Monitor

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                                              Downloads

                                              BookmarkMergedSurfaceOrdering

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
                                              • Size 6B
                                              • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                              • MD5 SHA1 SHA512

                                              CURRENT

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\CURRENT
                                              • Size 16B
                                              • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                              • MD5 SHA1 SHA512

                                              SCT Auditing Pending Reports

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                              • Size 2B
                                              • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                              • MD5 SHA1 SHA512

                                              Preferences

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                              • Size 11KB
                                              • SHA256 fb6767654fb0ca12d370ff4c05e4497c2fc114f32d08132f00ac044ac7cd1b6b
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              Secure Preferences

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                              • Size 11KB
                                              • SHA256 377214f648d46362e6b3ba61a4a35f0b3ece9941968bbbba3d2ad7ec28b97d19
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              Local State

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                              • Size 125KB
                                              • SHA256 1f11e8ea8f1a650a88bd3f529ae4bee81a6578722dc4f4e1835612731f9f5609
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              Local State

                                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                              • Size 4KB
                                              • SHA256 7b1e20a01f0c8d76b9f29342e3083558a7f9dcfd0d42a4ea7cc800cf4ca1f95b
                                              • MD5 SHA1 SHA512 SSDEEP TLSH