Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/07/2026, 22:39

General

  • Target
    System.IO.Abstractions.dll
  • Size 53KB
  • Sample260707-2k977sf14q
  • SHA256 7da16ef846948a94f665b694b9b65e6882496dbb27ba57a17abfbb51f7cf07be
  • 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.

  • 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\System.IO.Abstractions.dll,#1
    1⤵
      PID:1436
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3112
      • 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=0x118,0x11c,0x120,0xf4,0x124,0x7ffb3fa0c728,0x7ffb3fa0c734,0x7ffb3fa0c740
        2⤵
          PID:3052
        • 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=1796,i,3510486081387448811,2924167775319906978,262144 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2004 /prefetch:2
          2⤵
            PID:5004
          • 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=1668,i,9280484156385996581,4393841782225001233,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2300 /prefetch:3
            2⤵
            • System Time Discovery
            PID:3412
          • 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=2432,i,12511332337605320779,10726461597729025096,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2620 /prefetch:8
            2⤵
              PID:1656
            • 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=3308,i,16095041659379232720,1363023060673304330,2097152 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3312 /prefetch:1
              2⤵
                PID:1040
              • 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=3320,i,14978703687687367547,11260105173826549847,2097152 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3380 /prefetch:1
                2⤵
                  PID:380
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --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=4492,i,6961316861635178983,12026005617072420389,2097152 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4512 /prefetch:2
                  2⤵
                    PID:4356
                  • 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=8 --metrics-shmem-handle=4724,i,16008099532939852600,9025762521244525601,2097152 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4756 /prefetch:1
                    2⤵
                      PID:4940
                    • 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=4680,i,18015747664790975829,14721618264935901052,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4968 /prefetch:8
                      2⤵
                        PID:1632
                      • 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=5100,i,13805004973189526056,7288068758198508468,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5112 /prefetch:8
                        2⤵
                          PID:964
                        • 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=5572,i,8272069212013939626,10731926975465817048,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5576 /prefetch:8
                          2⤵
                            PID:3660
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5808,i,6854423367212963688,7226424398409493283,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5904 /prefetch:8
                            2⤵
                              PID:2528
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5936,i,8487193164564644122,4122354711233853667,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5956 /prefetch:8
                              2⤵
                                PID:4704
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=1760,i,7420618509711055972,2260876927028827746,524288 --field-trial-handle=2016,i,13346728526475072228,12342709401314226698,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5932 /prefetch:8
                                2⤵
                                  PID:2552
                              • 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:3232
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                  1⤵
                                    PID:4108

                                  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

                                        BrowsingTopicsState

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                        • Size 414B
                                        • SHA256 a14cdb5cb8f4645f44d175e0f4803f7837635d41a77aefb754c69a3382283341
                                        • MD5 SHA1 SHA512 TLSH

                                        Network Persistent State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                        • Size 2KB
                                        • SHA256 0811a9872b07b56bb0b3f01272fbc236e5f886945ae5e918ed643bb7f3e716db
                                        • MD5 SHA1 SHA512 TLSH

                                        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 12KB
                                        • SHA256 bac676b0eb5304d710cd53299bea74b54ea27ff96d34423379fd1656c22da701
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                        • Size 12KB
                                        • SHA256 b200a10ad592475a8a7e93171340a31d2aec331a9d1261f6f7ec3741350a25dc
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Secure Preferences

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                        • Size 17KB
                                        • SHA256 34d3b150d9ebc3413240a436dcd8cc4d2da0e46d00a681d2118263aea9d32f3e
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        the-real-index

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index
                                        • Size 120B
                                        • SHA256 96652753e8e72a7b6cc46e4eb0f8c6a4f9324955951a132cab4892a3bdc90883
                                        • MD5 SHA1 SHA512 TLSH

                                        the-real-index~RFe590d54.TMP

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe590d54.TMP
                                        • Size 96B
                                        • SHA256 2003361304a38de055e5cb09d93f8903e084543a72ea62434bc777f095f8be3d
                                        • MD5 SHA1 SHA512 TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                        • Size 232KB
                                        • SHA256 d187201491573efc80b77e6ee76ae58be30a8ad6aaf78667d8dce306a70f6652
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                        • Size 233KB
                                        • SHA256 44c3d9bbfe1d71be32f8249bf7382ccf16d3a8b888551b68c4a12ae94999aa29
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                        • Size 115KB
                                        • SHA256 7f76962d51bac370793f6db2ae4af0b24eedaf8c9976eb1efc44ebefbe300346
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                        • Size 232KB
                                        • SHA256 beeb4fe97ea67e1217f8316d2236c9a967b3084928e99584588176dcf2f4e95a
                                        • MD5 SHA1 SHA512 SSDEEP TLSH