Analysis

  • user interaction
    yes
  • max time kernel
    40s
  • max time network
    42s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/06/2026, 16:28

Errors

Reason
Machine shutdown

General

  • Target
    http://www.yixun.com/static/js/slick.min.js
  • Sample260623-ty2h8aes7m
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 26 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 23 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "http://www.yixun.com/static/js/slick.min.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://www.yixun.com/static/js/slick.min.js
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4404
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1960 -prefsLen 27097 -prefMapHandle 1964 -prefMapSize 270279 -ipcHandle 1908 -initialChannelId {530b9c49-3c62-400f-ba36-e569857c0770} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:3876
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2412 -prefsLen 27133 -prefMapHandle 2416 -prefMapSize 270279 -ipcHandle 2424 -initialChannelId {d96670fa-e9c7-4d38-8d8c-e70dc9f53eec} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
          • Checks processor information in registry
          PID:4408
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3884 -prefsLen 25164 -prefMapHandle 3888 -prefMapSize 270279 -jsInitHandle 3892 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3900 -initialChannelId {f29d352c-3dd7-4d66-8aee-671f0d41e1e2} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
          3⤵
          • Checks processor information in registry
          PID:5728
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 4036 -prefsLen 27274 -prefMapHandle 4040 -prefMapSize 270279 -ipcHandle 4112 -initialChannelId {d51003f3-8c8a-4bdb-97bd-3a07a21a6808} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
          3⤵
            PID:1572
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2944 -prefsLen 34773 -prefMapHandle 2596 -prefMapSize 270279 -jsInitHandle 2788 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 2836 -initialChannelId {5364e717-895f-4765-a9e5-1658aa37e7c3} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
            3⤵
            • Checks processor information in registry
            PID:1796
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4924 -prefsLen 34903 -prefMapHandle 4928 -prefMapSize 270279 -ipcHandle 4936 -initialChannelId {ac996d31-f535-44dc-8981-71b6d27a8112} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
            3⤵
            • Checks processor information in registry
            PID:552
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5480 -prefsLen 32845 -prefMapHandle 5476 -prefMapSize 270279 -jsInitHandle 5472 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5504 -initialChannelId {3e0ea293-129a-4082-8ef9-a41133536a10} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
            3⤵
            • Checks processor information in registry
            PID:336
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5664 -prefsLen 32845 -prefMapHandle 5668 -prefMapSize 270279 -jsInitHandle 5672 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3188 -initialChannelId {ef318568-e378-4e50-a3eb-2442a96fa557} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
            3⤵
            • Checks processor information in registry
            PID:272
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5788 -prefsLen 32899 -prefMapHandle 5792 -prefMapSize 270279 -jsInitHandle 5796 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5804 -initialChannelId {2e84e34e-2bf0-4af2-89f2-1b5bbce94481} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
            3⤵
            • Checks processor information in registry
            PID:3388
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5068 -prefsLen 35062 -prefMapHandle 5072 -prefMapSize 270279 -jsInitHandle 5524 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 2864 -initialChannelId {7a3b4d89-fa4e-46b8-a8f3-53e4060030f9} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
            3⤵
            • Checks processor information in registry
            PID:1736
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2788 -prefsLen 33639 -prefMapHandle 4776 -prefMapSize 270279 -jsInitHandle 4780 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4520 -initialChannelId {8a168247-05b8-4614-bc78-a29a9fce4794} -parentPid 4404 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4404" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 11 tab
            3⤵
            • Checks processor information in registry
            PID:4908
      • C:\Windows\system32\LogonUI.exe
        "LogonUI.exe" /flags:0x4 /state0:0xa3a25855 /state1:0x41c64e6d
        1⤵
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        PID:3728

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            03100235E7AEBB25C597DD91664A8F544DDFC529

            • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\qur8qcyx.default-release\cache2\entries\03100235E7AEBB25C597DD91664A8F544DDFC529
            • Size 13KB
            • SHA256 08681629efcf9de4183842ac15531a5912173356311c80bd696a60576da3764b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            data.safe.tmp

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\db\data.safe.tmp
            • Size 7KB
            • SHA256 20193881898ff0a7a08dd184a45924decd7d13037ee7c058230ea4d6517c162f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            data.safe.tmp

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\db\data.safe.tmp
            • Size 7KB
            • SHA256 257b0aecef4bbd007d16547d2d9013e28564884ac7b1316de3b2f348753f6e67
            • MD5 SHA1 SHA512 SSDEEP TLSH

            data.safe.tmp

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\db\data.safe.tmp
            • Size 6KB
            • SHA256 7dda976aa4a181a339b24567c68034299ec4e3a78ba9f92a19cdeb8244c00928
            • MD5 SHA1 SHA512 SSDEEP TLSH

            data.safe.tmp

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\db\data.safe.tmp
            • Size 5KB
            • SHA256 e96fea8656149fbe574cc0d39a1130477e02c9a2a1f0c0283629c535333f0de3
            • MD5 SHA1 SHA512 SSDEEP TLSH

            events

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\events\events
            • Size 1KB
            • SHA256 22b9a04f4547a1c98c89bca61e2253fdec6b69c73e59709927e4bb7f7363b3f2
            • MD5 SHA1 SHA512 TLSH

            2e968c32-4723-4956-8501-53460250665a

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\2e968c32-4723-4956-8501-53460250665a
            • Size 235B
            • SHA256 72b537184559041c2536972e576a844bfac86eb1847f575dcc4728094e7536c3
            • MD5 SHA1 SHA512 TLSH

            33911f08-3a16-4ab5-871c-25f460ebad7d

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\33911f08-3a16-4ab5-871c-25f460ebad7d
            • Size 16KB
            • SHA256 b5643ef78ae7f6ddc72076bd9e316aa01c87557b3c9dd99758e7e41a82f89a18
            • MD5 SHA1 SHA512 SSDEEP TLSH

            389efeaa-731c-4ce4-a6d3-65eca74a412c

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\389efeaa-731c-4ce4-a6d3-65eca74a412c
            • Size 883B
            • SHA256 908f5e1c9744e264d6273ae537f1eacb70c09cb0abe0b34e27434b90da2064a9
            • MD5 SHA1 SHA512 TLSH

            8896543e-6bbc-4e8c-a25b-f0d3110908f0

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\8896543e-6bbc-4e8c-a25b-f0d3110908f0
            • Size 886B
            • SHA256 98375e8f70cd66c96dae2717d4123459f8d314802d70717e22b8c8655c922b18
            • MD5 SHA1 SHA512 TLSH

            c930cf31-3dad-457b-979e-42f8aeae651d

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\c930cf31-3dad-457b-979e-42f8aeae651d
            • Size 2KB
            • SHA256 c6774fc1b45e8e353fd921de9d7850bf4fc9adb869c314120bdc0ce26e729405
            • MD5 SHA1 SHA512 TLSH

            e7af498b-d3c5-4c1f-8e05-b22dd319c932

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\datareporting\glean\pending_pings\e7af498b-d3c5-4c1f-8e05-b22dd319c932
            • Size 235B
            • SHA256 1b39ad009911fc59f142899c5325859ea1602783bac2260cf0cf18f4fb2dbc94
            • MD5 SHA1 SHA512 TLSH

            prefs-1.js

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\prefs-1.js
            • Size 7KB
            • SHA256 f6101c0d464036a24b8bcfaceb1b41dceb0f8f52488262b14d4f3e100658d7f7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            prefs.js

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\prefs.js
            • Size 6KB
            • SHA256 7be104f2a709fa05beeaef266bfc3469af562236b9101d3b124d8ae9571b06b7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            prefs.js

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\prefs.js
            • Size 6KB
            • SHA256 1c16917c3fca5897ca027b735e368a12206c2fd009fe05f49ed2395ff8e129af
            • MD5 SHA1 SHA512 SSDEEP TLSH

            recovery.baklz4

            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\qur8qcyx.default-release\sessionstore-backups\recovery.baklz4
            • Size 1KB
            • SHA256 d3dc920c43badeb20b28369f03a26916309c54e0d8a7bb884c021c0ef8bc1999
            • MD5 SHA1 SHA512 TLSH