Analysis

  • user interaction
    yes
  • max time kernel
    12s
  • max time network
    13s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/06/2026, 10:57

General

  • Target
    http://www.adobe.com/products/acrobat/readstep2_allversions.html
  • Sample260602-m2fmlabs8w
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 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://www.adobe.com/products/acrobat/readstep2_allversions.html
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x238,0x23c,0x240,0x234,0x2ac,0x7ffe5ca9c188,0x7ffe5ca9c194,0x7ffe5ca9c1a0
      2⤵
        PID:1564
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1972,i,955663884766547835,16925386404378183970,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=2300 /prefetch:3
        2⤵
        • System Time Discovery
        PID:2528
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=1728,i,17992574324551503430,4841154557600515260,262144 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=2260 /prefetch:2
        2⤵
          PID:5084
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1932,i,2263826949093495578,10096617415637369984,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=2744 /prefetch:8
          2⤵
            PID:4296
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --metrics-shmem-handle=3448,i,250622818923184100,12527519829102464057,2097152 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=3508 /prefetch:1
            2⤵
              PID:628
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --metrics-shmem-handle=3428,i,17111780056615876593,10139489045876098390,2097152 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=3464 /prefetch:1
              2⤵
                PID:3464
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --always-read-main-dll --metrics-shmem-handle=4112,i,11640388249231526135,1804247998468591340,2097152 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=4168 /prefetch:1
                2⤵
                  PID:2536
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --extension-process --renderer-sub-type=extension --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --always-read-main-dll --metrics-shmem-handle=4144,i,14481037079076404486,8632881311882118050,2097152 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:2
                  2⤵
                    PID:2684
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3464,i,9897797134386613193,4599613937965410566,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=3704 /prefetch:8
                    2⤵
                      PID:2844
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5140,i,5463735167430247452,5619555318953898107,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5136 /prefetch:8
                      2⤵
                        PID:1872
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --always-read-main-dll --metrics-shmem-handle=5328,i,14641241526467833346,7981044113125839417,2097152 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5332 /prefetch:1
                        2⤵
                          PID:1588
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3548,i,6568998292885858166,8177018031739056159,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=3580 /prefetch:8
                          2⤵
                            PID:3176
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3552,i,9451563317137408490,3011319862664072580,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5232 /prefetch:8
                            2⤵
                              PID:5080
                            • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5836,i,6050650520236683964,343464759524004051,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5848 /prefetch:8
                              2⤵
                                PID:5032
                              • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5836,i,6050650520236683964,343464759524004051,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5848 /prefetch:8
                                2⤵
                                  PID:3412
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5956,i,1218793235430293439,9851124763123019733,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=5976 /prefetch:8
                                  2⤵
                                    PID:552
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6136,i,13010524974847663797,4474463616626246905,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=6140 /prefetch:8
                                    2⤵
                                      PID:2908
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6140,i,2460363201529321417,7493667325941262545,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=6192 /prefetch:8
                                      2⤵
                                        PID:4332
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6220,i,1804654319369952652,3628226855152166418,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=6288 /prefetch:8
                                        2⤵
                                          PID:2060
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6180,i,7481119995975559552,7795572174693878334,524288 --field-trial-handle=2264,i,10577739549365338207,6281136808323309399,262144 --variations-seed-version --mojo-platform-channel-handle=6116 /prefetch:8
                                          2⤵
                                            PID:2964
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                                          1⤵
                                            PID:3300

                                          Network

                                                MITRE ATT&CK Enterprise v16

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                settings.dat

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                • Size 280B
                                                • SHA256 0e2b315c59b1bfe8e547b0017a92548af7c81e08409e987a2628ad74667b4fec
                                                • MD5 SHA1 SHA512 TLSH

                                                settings.dat

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                • Size 280B
                                                • SHA256 b976ac8901ffd41ec02a04aa583bc9d11350f0f9f714fb92d3341bb0bde4629f
                                                • MD5 SHA1 SHA512 TLSH

                                                BookmarkMergedSurfaceOrdering

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

                                                SiteList-Enterprise.json

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
                                                • Size 2B
                                                • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                                • MD5 SHA1 SHA512

                                                Edge Profile.ico

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico
                                                • Size 70KB
                                                • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                HubApps

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\HubApps
                                                • Size 106KB
                                                • SHA256 eb2fd7422436fff93f6be09df3294b26cdb7afd18e6aa94dcdc0f208db78b2ed
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Network Persistent State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                                • Size 111B
                                                • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                                                • MD5 SHA1 SHA512 TLSH

                                                SCT Auditing Pending Reports

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

                                                Preferences

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                • Size 13KB
                                                • SHA256 1c81f1ded33ca2dadef3de8638b2fcfecd27134b3fa88ca7aed4a44f7a34217e
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Secure Preferences

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                                • Size 35KB
                                                • SHA256 ce60beb3d7d93c724dc0fea77fbfbf4ddfb81a89154ba77af60f231e64e6fb11
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                sync_diagnostic.log

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                                • Size 6KB
                                                • SHA256 2cacce06f0ebc935d8ff6b3bba777273b15ae9f68a8656e40e3d718362cf67dc
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 11KB
                                                • SHA256 ae14eea889357f1771ff6d2bd31a182f539e27c6c7a92c677d73888d021393c7
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 8KB
                                                • SHA256 29a38012ce8eed5aee4f261214cf2a6fbe6e403fc911c58a19830091da3dd8f1
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 8KB
                                                • SHA256 67d3662739ebde307b200288c0560c860bd1c78ab4f4f1f69aaba666ad917604
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                190741f2-66eb-42b1-950d-e0e8a8532a89.tmp

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\190741f2-66eb-42b1-950d-e0e8a8532a89.tmp
                                                • Size 13B
                                                • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                                • MD5 SHA1 SHA512

                                                5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                                • Size 2KB
                                                • SHA256 f67735bee071d5b58427070930ca2f328a832242ce8aa4ca961ed318b7706b5b
                                                • MD5 SHA1 SHA512 TLSH

                                                7480839a-84f6-4b3b-97df-1d80bbd1dddc.tmp

                                                • Path C:\Users\Admin\AppData\Local\Temp\7480839a-84f6-4b3b-97df-1d80bbd1dddc.tmp
                                                • Size 10KB
                                                • SHA256 67d161098be68cd24febc0c7b48f515f199dda72f20ae3bbb97fcf2542bb0550
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                961e8316-fbc3-46df-8771-c0c95585f6c1.tmp

                                                • Path C:\Users\Admin\AppData\Local\Temp\961e8316-fbc3-46df-8771-c0c95585f6c1.tmp
                                                • Size 1B
                                                • SHA256 cdb4ee2aea69cc6a83331bbe96dc2caa9a299d21329efb0336fc02a82e1839a8
                                                • MD5 SHA1 SHA512

                                                content_new.js

                                                • Path C:\Users\Admin\AppData\Local\Temp\scoped_dir1656_424245453\CRX_INSTALL\content_new.js
                                                • Size 10KB
                                                • SHA256 d4aa4602a1590a4b8a1bce8b8d670264c9fb532adc97a72bc10c43343650385a
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                d4379936-0265-4a94-9f43-53f976714d4c.tmp

                                                • Path C:\Users\Admin\AppData\Local\Temp\scoped_dir1656_809592095\d4379936-0265-4a94-9f43-53f976714d4c.tmp
                                                • Size 147KB
                                                • SHA256 d766e75ceffe993aa1dadd5619b24043a0ebe9a9689a6796d19d88bf952683d4
                                                • MD5 SHA1 SHA512 SSDEEP TLSH