Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2026, 07:43

General

  • Target
    http://shnyhntww34phqoa6dcgnvps2yu7dlwzmy5lkvejwjdo6z7bmgshzayd.onion/
  • Sample260508-jkhh3set5x
Score
6/10

Malware Config

Signatures

  • Drops desktop.ini file(s) 3 IoCs
  • Checks processor information in registry 2 TTPs 18 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 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://shnyhntww34phqoa6dcgnvps2yu7dlwzmy5lkvejwjdo6z7bmgshzayd.onion/"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://shnyhntww34phqoa6dcgnvps2yu7dlwzmy5lkvejwjdo6z7bmgshzayd.onion/
      2⤵
      • Drops desktop.ini file(s)
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5596
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2016 -prefsLen 27099 -prefMapHandle 2020 -prefMapSize 270279 -ipcHandle 2096 -initialChannelId {c9b1d29b-20db-4789-896e-05028ac0bc2f} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:2296
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2472 -prefsLen 27135 -prefMapHandle 2476 -prefMapSize 270279 -ipcHandle 2492 -initialChannelId {59747bcc-d28c-4970-a688-b9f1a2f6f845} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:2864
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3888 -prefsLen 25164 -prefMapHandle 3892 -prefMapSize 270279 -jsInitHandle 3896 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3904 -initialChannelId {66f22fb6-38d4-4b50-b474-b98829846615} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:4736
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 4048 -prefsLen 27276 -prefMapHandle 4052 -prefMapSize 270279 -ipcHandle 4140 -initialChannelId {fc1e7e29-e886-4a0c-9205-f1009f7f0061} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:4852
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3228 -prefsLen 34775 -prefMapHandle 3116 -prefMapSize 270279 -jsInitHandle 3216 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3000 -initialChannelId {30fd8b37-c695-4a95-92fd-2eca7056d2b2} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:1660
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4880 -prefsLen 34905 -prefMapHandle 4884 -prefMapSize 270279 -ipcHandle 4892 -initialChannelId {2b55f80c-d1f1-4d2f-b3b8-e3cf5da1d517} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:5772
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2832 -prefsLen 32845 -prefMapHandle 5284 -prefMapSize 270279 -jsInitHandle 4624 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5292 -initialChannelId {52074f56-4a72-4a76-8ded-0e60cdfb4809} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5920
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5324 -prefsLen 32845 -prefMapHandle 3024 -prefMapSize 270279 -jsInitHandle 5412 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5280 -initialChannelId {bb8fefb2-4b17-4b0c-a803-dbd6d81ed1cf} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5428
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5672 -prefsLen 32845 -prefMapHandle 5676 -prefMapSize 270279 -jsInitHandle 5680 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5508 -initialChannelId {80ad2ee2-1c14-45b9-96c3-d4b35cabfe4d} -parentPid 5596 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5596" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:2000

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              F58F0605C722D0D848D03D88AC8E3E50223F57B0

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\2j5er2dg.default-release\cache2\entries\F58F0605C722D0D848D03D88AC8E3E50223F57B0
              • Size 10KB
              • SHA256 b4cbdee8588d3373dbd0e9d127b01156f9895e2a27e3a8c1871fac998d34f7ad
              • MD5 SHA1 SHA512 SSDEEP TLSH

              23628ebf-d39b-4ad3-8a63-51521046acaf.zip

              • Path C:\Users\Admin\AppData\Local\Temp\23628ebf-d39b-4ad3-8a63-51521046acaf.zip
              • Size 3.8MB
              • SHA256 6ae235b8ff5729383d3cf219320341b1456ad9c47696a519535abde34bc06004
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
              • Size 11KB
              • SHA256 ddf3ba4e25a622276755133e0cce5605b83719c7cab3546e09acbfed00d6a986
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
              • Size 502KB
              • SHA256 87862f4bc8559fbe578389a9501dc01c4c585edb4bb03b238493327296d60171
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon-1

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
              • Size 18.9MB
              • SHA256 92ac4503d850d61341c2b89b0ca25ae45a875f85e7ab7018354cef9a0b37bba7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 26KB
              • SHA256 3120dd5da49e4a5b9da17007a85eaac6b602f8192eace9783c39088924db33a8
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 5KB
              • SHA256 4a6ca552fa3f4bf5cec261daea86ac2deb0c7dea53edd9c7d9190d39abd2c42b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 26KB
              • SHA256 1e8bf975f7cb6a74c65b0c54f103c36daeaa00810a920db44e2abc45f051e1fe
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 26KB
              • SHA256 3b71307e3958457d5f46ef9e8698e9757fe6f8dd14444bc464a52632d5786e72
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 41fc0be644c83def0bb6ab84773488f48f0938c92c8cded9ce68aa61a29cdf2b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 f197e8ade6f531ae79f1eef1f7f456a20bcc8347bd44bf0c19e096f64f491372
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 8d504e8903ff57dd4b77ce57bef583d2859ec3087ed73c50463a1ac5de44d149
              • MD5 SHA1 SHA512 TLSH

              0661f123-1900-48ce-9941-15054bda59b5

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\0661f123-1900-48ce-9941-15054bda59b5
              • Size 886B
              • SHA256 a08c2f49e672449875c449febc31e50dacc56c2c08650b93330632588b4afff4
              • MD5 SHA1 SHA512 TLSH

              43be106e-a74e-4b12-ac23-4381e37c969c

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\43be106e-a74e-4b12-ac23-4381e37c969c
              • Size 883B
              • SHA256 e0067844e848e69e133bea31b9ceced91b7cb00e2197fc6d3c73f8f7d1333983
              • MD5 SHA1 SHA512 TLSH

              55e6e3d6-4802-4b43-b70d-39ece270b9ff

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\55e6e3d6-4802-4b43-b70d-39ece270b9ff
              • Size 2KB
              • SHA256 edb70769ff02a4cf8f452cf37021e7c63be44b48476bc7d44ec02f53924f41fe
              • MD5 SHA1 SHA512 TLSH

              821438ee-680b-4803-a9dd-141b8aa61e75

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\821438ee-680b-4803-a9dd-141b8aa61e75
              • Size 235B
              • SHA256 a397f985064f95197889a7134ad25fb53d34eb23361941ef57d293da187a9960
              • MD5 SHA1 SHA512 TLSH

              8530eca5-3f8b-4435-a3ca-d379255f0638

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\8530eca5-3f8b-4435-a3ca-d379255f0638
              • Size 235B
              • SHA256 bd4d1d8627250dd411540870829e44940e7389c2dcb373f797342ce28854d460
              • MD5 SHA1 SHA512 TLSH

              d1dafa1d-dea1-4b68-953a-23862c5c9479

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\datareporting\glean\pending_pings\d1dafa1d-dea1-4b68-953a-23862c5c9479
              • Size 16KB
              • SHA256 51492e0bd4f52a828ee340f81746a4751e3b8aadec77bc1c1e375459e732170a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\extensions.json
              • Size 16KB
              • SHA256 3500ee4a215500792e63c33f04c1f2e9e19c7d29ba20fa56353d1daf30eab12d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\gmp-gmpopenh264\2.6.0\gmpopenh264.dll
              • Size 1.1MB
              • SHA256 37c005a7789747b412d6c0a6a4c30d15732da3d857b4f94b744be1a67231b651
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.info

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\gmp-gmpopenh264\2.6.0\gmpopenh264.info
              • Size 116B
              • SHA256 fe7686a6281f0ab519c32c788ce0da0d01640425018dcffcfcb81105757f6fe6
              • MD5 SHA1 SHA512 TLSH

              LICENSE.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\gmp-widevinecdm\4.10.2934.0\LICENSE.tmp
              • Size 499B
              • SHA256 55064d7d8fecdd90ba36cebaff34f05583c183b34686b17b40b974442fc07523
              • MD5 SHA1 SHA512 TLSH

              manifest.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\gmp-widevinecdm\4.10.2934.0\manifest.json
              • Size 1001B
              • SHA256 25ac9b79df29fa869b4c9f4ca3bdbc3a85f6122f5a8efab5a1216d577099becc
              • MD5 SHA1 SHA512 TLSH

              widevinecdm.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\gmp-widevinecdm\4.10.2934.0\widevinecdm.dll
              • Size 18.9MB
              • SHA256 875a76af5b19622842c9b37fe77dce10ee83f27adbdcfcde9c814d4e1226d023
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\prefs-1.js
              • Size 8KB
              • SHA256 ccd7bada53bad77a39974a244ae47e5231792b70e546d986ae415edc158e19d3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\prefs.js
              • Size 6KB
              • SHA256 0edbc51bbdbfa2c18879a787fb3114f5c624c4bc985bba517b60458669a8468c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\prefs.js
              • Size 6KB
              • SHA256 e27d78ee5d4c7e54269946605677594b9b75f45b2d3919b03e54bd91e6f5da12
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2j5er2dg.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 1KB
              • SHA256 7474a8a2c5b20315be9da0d4100cd32b52a0b8e9d01bdec13fd06873baab6674
              • MD5 SHA1 SHA512 TLSH