Analysis

  • user interaction
    yes
  • max time kernel
    2s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/10/2026, 18:35

General

  • Target
    https://cdn.discordapp.com/attachments/1534275295551422474/1538755423501291560/Sakuraa_Client_V1.1_1.dll?ex=6ae4bb69&is=6ae369e9&hm=c1419a0f837b45c263d4a52747179e09e4ffbe07a63058b57c4501c9a2d0c878&
  • Sample261029-w8f2daft9p
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • 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 3 IoCs
  • Suspicious use of FindShellTrayWindow 41 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 25 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://cdn.discordapp.com/attachments/1534275295551422474/1538755423501291560/Sakuraa_Client_V1.1_1.dll?ex=6ae4bb69&is=6ae369e9&hm=c1419a0f837b45c263d4a52747179e09e4ffbe07a63058b57c4501c9a2d0c878&
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5508
    • 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,0x240,0x234,0x254,0x7ff91c7ac188,0x7ff91c7ac194,0x7ff91c7ac1a0
      2⤵
        PID:3268
      • 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=1832,i,6473241620923502876,1785700122011049290,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=2280 /prefetch:3
        2⤵
        • Downloads MZ/PE file
        • System Time Discovery
        PID:2848
      • 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=1632,i,9617652986035742670,1087163158292856784,262144 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=2240 /prefetch:2
        2⤵
          PID:4948
        • 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=2360,i,2790679046889825426,11140783842129781943,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=2368 /prefetch:8
          2⤵
            PID:3240
          • 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=3456,i,2802982775454199795,1692116068961602149,2097152 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
            2⤵
              PID:6008
            • 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=3460,i,14396246859357234141,2099532543960937368,2097152 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=3516 /prefetch:1
              2⤵
                PID:544
              • 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=4972,i,12484502274657728666,11807817332795881752,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=5040 /prefetch:8
                2⤵
                  PID:5672
                • 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=4980,i,5917912011548319508,1289515637138847978,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=5088 /prefetch:8
                  2⤵
                    PID:5452
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --lang=en-US --service-sandbox-type=collections --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5584,i,10628200393095162862,8172487445077120685,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=5628 /prefetch:8
                    2⤵
                      PID:1240
                    • 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=10 --always-read-main-dll --metrics-shmem-handle=5604,i,121247109815043916,8780696325114894098,2097152 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=5656 /prefetch:1
                      2⤵
                        PID:1712
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=4984,i,15565766293432519455,15498022915428124964,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=5548 /prefetch:8
                        2⤵
                          PID:1540
                        • 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.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6140,i,6739457982843753147,69851177272648734,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=6168 /prefetch:8
                          2⤵
                            PID:4036
                          • 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=6264,i,8525361151398868833,6399133122137822983,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=6240 /prefetch:8
                            2⤵
                              PID:4636
                            • 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=6264,i,8525361151398868833,6399133122137822983,524288 --field-trial-handle=2244,i,5831309366559411569,287642936434737219,262144 --variations-seed-version --mojo-platform-channel-handle=6240 /prefetch:8
                              2⤵
                                PID:1736
                            • 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:5900
                              • 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:5388

                                Network

                                      MITRE ATT&CK Enterprise v16

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      5145ba2b-83fc-4e9f-b33c-8898c61f2eac.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\5145ba2b-83fc-4e9f-b33c-8898c61f2eac.tmp
                                      • Size 25KB
                                      • SHA256 680f8b43f14030893f8f5376c02df6e5ef2f69133b6a5c1ad7ffc3afbe65c35b
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      66ca3b64-a077-4d92-ae34-4e9171ac1bb1.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\66ca3b64-a077-4d92-ae34-4e9171ac1bb1.tmp
                                      • Size 26KB
                                      • SHA256 13c62d43e593dd20765352f28fa955962d711ec4a7e2b2c5df9ac3d2aeced451
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      7b0646d3-0b8a-4d3b-bf79-a8779696e871.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\7b0646d3-0b8a-4d3b-bf79-a8779696e871.tmp
                                      • Size 26KB
                                      • SHA256 ebe15fddfd86b0c86443d96f386365be554c3d34cf63f71d4bc820e8da06dc68
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 3c1c88a1dc8e5439a1a520e9db930955bf4755654f664147c54e6cba8b43ed4c
                                      • MD5 SHA1 SHA512 TLSH

                                      3a9f265f-afc3-4dba-ba5e-cdd1253e762e.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\3a9f265f-afc3-4dba-ba5e-cdd1253e762e.tmp
                                      • Size 6B
                                      • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                      • MD5 SHA1 SHA512

                                      5bd477d2-7353-4a46-94d0-5d002d1a7e0c.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\5bd477d2-7353-4a46-94d0-5d002d1a7e0c.tmp
                                      • Size 2B
                                      • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                      • MD5 SHA1 SHA512

                                      2c305e8f-5a6e-48fd-b840-6d47183629b8.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\2c305e8f-5a6e-48fd-b840-6d47183629b8.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 23KB
                                      • SHA256 eeca743f1d420f6e3c637561cbf9ab081fd305754a62e4680b17996c0ed2d2f0
                                      • 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

                                      bfc92fb1-7b69-4373-a8c2-a8adda7436a3.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\bfc92fb1-7b69-4373-a8c2-a8adda7436a3.tmp
                                      • Size 414B
                                      • SHA256 5eb0b4662db323bbd50d56cdf7617e8f0bdd2f3212445e726819ce452de90132
                                      • MD5 SHA1 SHA512 TLSH

                                      5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                      • Size 2KB
                                      • SHA256 e95b86cc2fce23e0bfebf3fa31313e0b07c46f3fdf4c2d8c24f1e2f8304c1192
                                      • MD5 SHA1 SHA512 TLSH

                                      8b0d4544beb97a69dbb9583fca5575a9aba6e37d.tbres

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\8b0d4544beb97a69dbb9583fca5575a9aba6e37d.tbres
                                      • Size 2KB
                                      • SHA256 b494c48980a133ce330d1e9d4ed8bca8122375d21bad111e00040c923014b15a
                                      • MD5 SHA1 SHA512 TLSH

                                      Sakuraa Client V1.1 (1).dll

                                      • Path C:\Users\Admin\Downloads\Sakuraa Client V1.1 (1).dll
                                      • Size 4.6MB
                                      • SHA256 09854b918bd2aa814ab4434901cccb68840d865c8880acbe28a578854eb5bb0f
                                      • MD5 SHA1 SHA512 SSDEEP TLSH