Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    06/06/2026, 04:26

General

  • Target
    Salmon_AV.exe
  • Size 1.9MB
  • Sample260606-e2syxshy2v
  • SHA256 ea450abb553011d90dfe56f0271329d69d506d544bb8b097c5f7bba3b7722a93
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 2 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Salmon_AV.exe
    "C:\Users\Admin\AppData\Local\Temp\Salmon_AV.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.youtube.com/watch?v=-amNuWNmgVo
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:388
      • 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=0x2e0,0x2e4,0x2e8,0x2dc,0x34c,0x7ff867e7c188,0x7ff867e7c194,0x7ff867e7c1a0
        3⤵
          PID:1812
        • 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=1868,i,16986798526470004421,6411726166679662415,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=2148 /prefetch:11
          3⤵
          • System Time Discovery
          PID:5720
        • 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=1560,i,1431426747534578789,8879039496551393334,262144 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=2116 /prefetch:2
          3⤵
            PID:4568
          • 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=2468,i,12438352702469970229,2399853829482508471,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=2476 /prefetch:13
            3⤵
              PID:4008
            • 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=3480,i,10438711627738328804,14002117706329125422,2097152 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=3516 /prefetch:1
              3⤵
                PID:4976
              • 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=3500,i,14887836417140725739,6274509826939801062,2097152 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=3524 /prefetch:1
                3⤵
                  PID:4348
                • 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=7 --always-read-main-dll --metrics-shmem-handle=3452,i,9856146784190086012,6089537389378148665,2097152 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=4952 /prefetch:1
                  3⤵
                    PID:5704
                  • 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=8 --always-read-main-dll --metrics-shmem-handle=3700,i,15924078617645659990,3236825930912054097,2097152 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=3752 /prefetch:1
                    3⤵
                      PID:1216
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5188,i,5679912447477940909,17698451766601312780,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=5200 /prefetch:12
                      3⤵
                        PID:2004
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5356,i,13137847336981875504,6743296219095699783,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=5352 /prefetch:14
                        3⤵
                        • Modifies registry class
                        PID:4352
                      • 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=5748,i,12349945607067928800,3399743087939285283,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=5772 /prefetch:14
                        3⤵
                          PID:4552
                        • 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=5756,i,13121892255233442369,12106634101306850845,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=5404 /prefetch:14
                          3⤵
                            PID:5108
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.ProfileImport --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6392,i,11106181038767999916,14684020090210766354,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=6396 /prefetch:14
                            3⤵
                            • Suspicious use of WriteProcessMemory
                            PID:3732
                            • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe
                              cookie_exporter.exe --cookie-json=1132
                              4⤵
                                PID:5112
                            • 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=6400,i,18150649616806149748,8343801015862371203,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=6416 /prefetch:14
                              3⤵
                                PID:1040
                              • 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=6400,i,18150649616806149748,8343801015862371203,524288 --field-trial-handle=2120,i,16489133711184434521,4546287950194971671,262144 --variations-seed-version --mojo-platform-channel-handle=6416 /prefetch:14
                                3⤵
                                  PID:5340
                            • 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:4880
                              • 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:3212

                                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 b24846f4bb01e57dd47994ee8ca33e14a6a356938971c33205ed76a4fe3c7b61
                                      • MD5 SHA1 SHA512 TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 90371bf7f2d9f3b60c0aa66ed89740cd725604cc541112971bd392e8746018f0
                                      • MD5 SHA1 SHA512 TLSH

                                      BookmarkMergedSurfaceOrdering

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

                                      BrowsingTopicsState

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BrowsingTopicsState
                                      • Size 649B
                                      • SHA256 ba9d502b03b63d0296ba1fccca3678735ca1d833db09c3684e74bdb0e2b003a4
                                      • MD5 SHA1 SHA512 TLSH

                                      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

                                      HubApps

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

                                      CURRENT

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\IndexedDB\https_www.youtube.com_0.indexeddb.leveldb\CURRENT
                                      • Size 16B
                                      • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                      • MD5 SHA1 SHA512

                                      MANIFEST-000001

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\IndexedDB\https_www.youtube.com_0.indexeddb.leveldb\MANIFEST-000001
                                      • Size 23B
                                      • SHA256 720a78803b84cbcc8eb204d5cf8ea6ee2f693be0ab2124ddf2b81455de02a3ed
                                      • MD5 SHA1 SHA512

                                      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

                                      Sdch Dictionaries

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
                                      • Size 40B
                                      • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                      • MD5 SHA1 SHA512

                                      Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                      • Size 16KB
                                      • SHA256 848b856e7bad92a6c2f17285cad6fd7858948bf16af30c820a9d9e48c928cae1
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Secure Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                      • Size 36KB
                                      • SHA256 b0b8219417078fdc381a6dc8dfda4e5d529f7094301657b9e4a6023cc5bd3ed6
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      index.txt

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt
                                      • Size 214B
                                      • SHA256 af17d81d1807f273212ac0d1c2fed87344b8cfc37ac9e93e432dc0865595cf89
                                      • MD5 SHA1 SHA512 TLSH

                                      index.txt

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt
                                      • Size 130B
                                      • SHA256 5ced29f53528ae9f7852534494d901a4362bff3ab8a5bfd7b9a1098a1c9ba482
                                      • MD5 SHA1 SHA512 TLSH

                                      index.txt~RFe5a1696.TMP

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt~RFe5a1696.TMP
                                      • Size 137B
                                      • SHA256 91246431157e5ce9d57c3f71e11f7cb4486e840e39a9ebba5b6d8f8016a7ca73
                                      • MD5 SHA1 SHA512 TLSH

                                      the-real-index

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index
                                      • Size 72B
                                      • SHA256 cc58efe08e5af604bcf8aff576bc8d7b0df7b609419e322f556ebbcb4041bfe2
                                      • MD5 SHA1 SHA512 TLSH

                                      the-real-index~RFe5a6505.TMP

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe5a6505.TMP
                                      • Size 48B
                                      • SHA256 e055fbc30d8101a0220f265bd55dae396e7012d81096490576f684e9003ca89e
                                      • MD5 SHA1 SHA512

                                      sync_diagnostic.log

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                      • Size 23KB
                                      • SHA256 a978377875050735e539feeddf6165f4bdf3930dd3abb5f7a2b5d321c3dc5764
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 25KB
                                      • SHA256 4ad41179dc7b03dac081b31845a96b3bc9f165f734e1cc7eb8b6414051dc1fbe
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 28KB
                                      • SHA256 e0ff20f915e963c45a5e82c2400e8426fbdb999e8422b0399a52c3eec6cb13d8
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 28KB
                                      • SHA256 68aa2c45d42f9a5c45855fdedf5674312e2b9cc394645edb3115dc0830c0b871
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      memory/5064-0-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5064-19-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5064-11-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5064-2-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5064-1-0x0000000140151000-0x0000000140152000-memory.dmp

                                      memory/5064-38-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5064-40-0x0000000140000000-0x0000000140341000-memory.dmp

                                      memory/5340-435-0x0000011C35DE0000-0x0000011C36DE0000-memory.dmp