Analysis

  • user interaction
    yes
  • max time kernel
    5s
  • max time network
    18s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 12:44

General

  • Target
    https://zmail.zoznam.sk/Session/6113514-SRxCNs3MsMRHPZtwGOvR-jizicjw/MIME/INBOX/18499-02-B/RPF1920485_20260930.tar
  • Sample261002-pyl2basgja
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
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://zmail.zoznam.sk/Session/6113514-SRxCNs3MsMRHPZtwGOvR-jizicjw/MIME/INBOX/18499-02-B/RPF1920485_20260930.tar
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2016
    • 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=0x260,0x264,0x268,0x25c,0x28c,0x7ff8c24bc188,0x7ff8c24bc194,0x7ff8c24bc1a0
      2⤵
        PID:3568
      • 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=1580,i,13138183881131805074,18196895518026514782,262144 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=2140 /prefetch:2
        2⤵
          PID:2584
        • 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=1864,i,17412292226329171744,3189571091633743986,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=2652 /prefetch:11
          2⤵
          • System Time Discovery
          PID:2828
        • 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 --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2276,i,1196747850609454868,9746410488569437126,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=2216 /prefetch:13
          2⤵
            PID:5988
          • 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=3464,i,11115397789426656855,11078715623490135705,2097152 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=3524 /prefetch:1
            2⤵
              PID:3132
            • 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=3468,i,4235489346592738177,12313780086861547374,2097152 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=3540 /prefetch:1
              2⤵
                PID:3888
              • 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,6596481917005342143,12802607183921082788,2097152 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=1572 /prefetch:9
                2⤵
                  PID:1808
                • 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=4128,i,10257723852854060000,7156971106904709074,2097152 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=3444 /prefetch:1
                  2⤵
                    PID:3244
                  • 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=5460,i,16930838787290072439,4292225203662923740,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=5444 /prefetch:14
                    2⤵
                      PID:5924
                    • 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=5456,i,6222055912258183476,12438063042426689107,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=5484 /prefetch:14
                      2⤵
                        PID:3100
                      • 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=6160,i,12985869024052577214,17101723663601241148,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=6180 /prefetch:14
                        2⤵
                          PID:3708
                        • 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=6160,i,12985869024052577214,17101723663601241148,524288 --field-trial-handle=2144,i,17905873066614717317,485543811880544012,262144 --variations-seed-version --mojo-platform-channel-handle=6180 /prefetch:14
                          2⤵
                            PID:4252
                        • 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:6052
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                            1⤵
                              PID:1264

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  12d6602b-e1e8-434d-8dbf-e75e44d2189d.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\12d6602b-e1e8-434d-8dbf-e75e44d2189d.tmp
                                  • Size 37KB
                                  • SHA256 e2ef54fe780a1a159b8c8abf1ff313a2601c77c4a1c6c105e0b9e42d23b22f5c
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  76c22f70-80ec-4836-ac8b-124709ae624e.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\76c22f70-80ec-4836-ac8b-124709ae624e.tmp
                                  • Size 40KB
                                  • SHA256 2948dde2c3bd29a9bd23d432879c265ede206dd6a253447c2c24a0fee99be3dc
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                  • Size 280B
                                  • SHA256 2664448b8ab4f4edce89a8c875c31ed1e748ff3060fa1567c434149210bb4fc5
                                  • MD5 SHA1 SHA512 TLSH

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                  • Size 280B
                                  • SHA256 a9db3b181fe23d2da858b764c2d3bc2baae4a7e217d8cc5885ed34c7b21166b7
                                  • MD5 SHA1 SHA512 TLSH

                                  06b50837-c47f-46d5-91cc-f47f68fee20b.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\06b50837-c47f-46d5-91cc-f47f68fee20b.tmp
                                  • Size 23KB
                                  • SHA256 29a98a86cd318220f4af7e48f87aa019185ec5071f04d131f6d6a011e060ab92
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  27ca2ee6-c682-4e5b-9af4-ce873e5b62fd.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\27ca2ee6-c682-4e5b-9af4-ce873e5b62fd.tmp
                                  • Size 11KB
                                  • SHA256 d4eda34e26cadc09b0608fd0309278434266ff8bd9a8772fdae06fd2eed5fa4a
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  8bd969d9-171d-4152-9d50-ccad4d918b57.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\8bd969d9-171d-4152-9d50-ccad4d918b57.tmp
                                  • Size 70KB
                                  • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  445ea7a4-6f4b-4512-a642-ce6be2543925.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\445ea7a4-6f4b-4512-a642-ce6be2543925.tmp
                                  • Size 2B
                                  • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                  • MD5 SHA1 SHA512

                                  d6f8cd99-b19c-4923-975a-1a9ecadcc700.tmp

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\d6f8cd99-b19c-4923-975a-1a9ecadcc700.tmp
                                  • Size 2B
                                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                  • MD5 SHA1 SHA512

                                  CURRENT

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync App Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\CURRENT
                                  • Size 16B
                                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                  • MD5 SHA1 SHA512

                                  sync_diagnostic.log

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                  • Size 4KB
                                  • SHA256 41a389801e9fcd2afdf67ec86ce7fcb6f8f4c6153a62bd9d1f89d1eb720f1d7e
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  MANIFEST-000001

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\MANIFEST-000001
                                  • Size 41B
                                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                  • MD5 SHA1 SHA512