Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/07/2026, 09:19

General

  • Target
    https://hackinghappy.krtra.com/u/L4K7J/kb8j/gvGM
  • Sample260716-labnwsds3x
Score
6/10

Malware Config

Signatures

  • Drops desktop.ini file(s) 3 IoCs
  • Checks processor information in registry 2 TTPs 20 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 40 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 "https://hackinghappy.krtra.com/u/L4K7J/kb8j/gvGM"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://hackinghappy.krtra.com/u/L4K7J/kb8j/gvGM
      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 SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:880
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2040 -prefsLen 27099 -prefMapHandle 2044 -prefMapSize 270279 -ipcHandle 2116 -initialChannelId {5250bd63-4c13-48aa-a8e8-b275bd37b3e5} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:2072
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2504 -prefsLen 27135 -prefMapHandle 2508 -prefMapSize 270279 -ipcHandle 2528 -initialChannelId {8d2ea27b-da5e-48c2-bedb-b909d73709bb} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:5056
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3768 -prefsLen 25164 -prefMapHandle 3772 -prefMapSize 270279 -jsInitHandle 3776 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3784 -initialChannelId {942947e5-e74a-4399-b2fc-8f422db7f468} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:4060
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3928 -prefsLen 27276 -prefMapHandle 3932 -prefMapSize 270279 -ipcHandle 4016 -initialChannelId {fbfdf83e-a269-4eb9-80f4-eec25f94fc4b} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:2096
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4296 -prefsLen 34775 -prefMapHandle 4300 -prefMapSize 270279 -jsInitHandle 4304 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4312 -initialChannelId {cc7b3c6e-2e8e-4a46-9cb7-5d8c8dac6b93} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:4380
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4924 -prefsLen 35012 -prefMapHandle 4912 -prefMapSize 270279 -ipcHandle 4932 -initialChannelId {d4c9558c-09da-43f4-b62a-4bb98f5db438} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:640
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5144 -prefsLen 32952 -prefMapHandle 5148 -prefMapSize 270279 -jsInitHandle 5152 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5160 -initialChannelId {9f5fa71d-fbc7-4679-b5a1-b24a50d986b4} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:1604
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2772 -prefsLen 32952 -prefMapHandle 5420 -prefMapSize 270279 -jsInitHandle 5424 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5432 -initialChannelId {a5ea9cec-4093-4ab4-a1ed-eb0c96025855} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:2396
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5604 -prefsLen 32952 -prefMapHandle 5608 -prefMapSize 270279 -jsInitHandle 5612 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5620 -initialChannelId {b47062c9-ad1d-4896-ab41-c21e5f659aa1} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:3452
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5800 -prefsLen 32952 -prefMapHandle 5804 -prefMapSize 270279 -jsInitHandle 5808 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5816 -initialChannelId {2a6fa62a-a8b0-43d6-b1c6-37609b0f3916} -parentPid 880 -crashReporter "\\.\pipe\gecko-crash-server-pipe.880" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
              3⤵
              • Checks processor information in registry
              PID:1832

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              9512A4488B00CC053350DAC32D417B4A35C11513

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\2d5mkwou.default-release\cache2\entries\9512A4488B00CC053350DAC32D417B4A35C11513
              • Size 15KB
              • SHA256 b9eb982e571ef9b0d664b669d23c61149c542cc0b502e5c92cb3c20025b40240
              • MD5 SHA1 SHA512 SSDEEP TLSH

              100ce626-4ffa-48e3-914b-a4da91c40b03.zip

              • Path C:\Users\Admin\AppData\Local\Temp\100ce626-4ffa-48e3-914b-a4da91c40b03.zip
              • Size 3.7MB
              • SHA256 498cd95d4ad3d13775954bc0a3cfa5c98839545f3a3e62ebd7ec1dd4337a2cfa
              • 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

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\db\data.safe.tmp
              • Size 54KB
              • SHA256 ae4f59bf691fdf84a65df7222e034c06ee838ef4dc7518389c495d9bf98feed4
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\db\data.safe.tmp
              • Size 54KB
              • SHA256 d5933546b40d40545577c9fd0b798a349a6002ee2ddda7eb077240b52e3e3211
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\db\data.safe.tmp
              • Size 54KB
              • SHA256 4ad869eb3f3711e42bc7812000535a8c978b1bc7fc4a9e727f470f037d721fd7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 854dadf821d7d2aae60fb73a3df607e9247c2135c7983d5477e78b9a5c0e2e88
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\db\data.safe.tmp
              • Size 3KB
              • SHA256 65e4227fede080b722084ca4232441529653f72a8de29d734c34b793175d1084
              • MD5 SHA1 SHA512 TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 404a524078bd3020fe46f09c2931780f3275f16cdaf2983dc793cd91591fa05f
              • MD5 SHA1 SHA512 TLSH

              0124a3dd-37bf-4abf-8aa6-733c288e186e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\0124a3dd-37bf-4abf-8aa6-733c288e186e
              • Size 15KB
              • SHA256 f1adfe9b3dbe849ad4c9997971185e6f08ac4fade9d2fb7b1fdf286a215f3fe5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              409e2d93-b0cd-4862-9985-ed2bbf4ea79e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\409e2d93-b0cd-4862-9985-ed2bbf4ea79e
              • Size 235B
              • SHA256 61f301986d8a71d4bd0a0c5e49d9f66b99a6d4cbe531df04f664ae02f138b4a7
              • MD5 SHA1 SHA512 TLSH

              46d3b886-ef5b-45fc-ac06-3b5ab62760d9

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\46d3b886-ef5b-45fc-ac06-3b5ab62760d9
              • Size 883B
              • SHA256 aa257f3b34c83257e951e6a2b1c64d37d481ddb7a78c9f53047bd922aa0a7607
              • MD5 SHA1 SHA512 TLSH

              65a91aac-fc87-4609-b8dc-7c6f2ee9f84b

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\65a91aac-fc87-4609-b8dc-7c6f2ee9f84b
              • Size 235B
              • SHA256 8be4b5d45899a7a37f27288b2d90b5914df47d0b5b9d5126e0a729a9e0da1ae3
              • MD5 SHA1 SHA512 TLSH

              916e68b9-f7c6-4821-9b0c-a72b484bb9ca

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\916e68b9-f7c6-4821-9b0c-a72b484bb9ca
              • Size 2KB
              • SHA256 9115aea9341061527e05310d7807dbeb9d8cc40d5982b0be719a5452c68c2157
              • MD5 SHA1 SHA512 TLSH

              b62bd48b-5d6c-47cb-b8eb-4d62aaf547b7

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\datareporting\glean\pending_pings\b62bd48b-5d6c-47cb-b8eb-4d62aaf547b7
              • Size 886B
              • SHA256 3d0954c6f7be65b6b2d93f30d42753eb0d30fa3d06fd2a8a0617868836933c3f
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\extensions.json
              • Size 16KB
              • SHA256 d68192941c1846fe44d8267478b8ab22b0a8b4f8eb7408b1d3b492e6c41241ed
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.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\2d5mkwou.default-release\gmp-gmpopenh264\2.6.0\gmpopenh264.info
              • Size 116B
              • SHA256 fe7686a6281f0ab519c32c788ce0da0d01640425018dcffcfcb81105757f6fe6
              • MD5 SHA1 SHA512 TLSH

              manifest.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\gmp-widevinecdm\4.10.3050.0\manifest.json
              • Size 1002B
              • SHA256 2894996540fabbd346ed4ced8386ca77d6badf60372e307ee15c906c30340d0d
              • MD5 SHA1 SHA512 TLSH

              widevinecdm.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\gmp-widevinecdm\4.10.3050.0\widevinecdm.dll
              • Size 21.6MB
              • SHA256 f1216e26ee8c27f938d7722427d29f190e569ed83d0ba16ea872cae684b97602
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\prefs-1.js
              • Size 6KB
              • SHA256 bf06ea268dfd05f78b8dc9d58027608182c0ceafa8368c79d592c5d28504fdf7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\prefs-1.js
              • Size 7KB
              • SHA256 1c31fa001d9e7198a02cc2e295cce7e21d54deef39af3e914a06bf01ec5c5ce1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\prefs.js
              • Size 6KB
              • SHA256 ce1cc7dacbee5e2882ed0985842405d907329c107a952ae644efe3faff85ef3d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\prefs.js
              • Size 12KB
              • SHA256 22649b8d6f3d2484499901a8d93d925fab14061efaeb713193aebb90ba43f7a9
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\prefs.js
              • Size 6KB
              • SHA256 d6c788f72b2edd75a145cd53e6ba09f5ee08722ce9917f10a9b82e7989da25a6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\sessionstore-backups\recovery.baklz4
              • Size 1KB
              • SHA256 fd43860824bc2637dd2341d22e332997d4418027176ba4a26be1cf8ca2d20bb8
              • MD5 SHA1 SHA512 TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\sessionstore-backups\recovery.baklz4
              • Size 4KB
              • SHA256 1a47ed2882f0fa61c5411cd6eb5d42a740d1740af1151d14253f552f704d6d71
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\sessionstore-backups\recovery.baklz4
              • Size 4KB
              • SHA256 95b28519fe1073592779b805e40dde7fca196066c90adcfedb671e9319997360
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 4KB
              • SHA256 39ce8776ab71b2f88ccac28e30ef71ee2110988065b0c77a545c4c3cf1fc3d90
              • MD5 SHA1 SHA512 SSDEEP TLSH

              3870112724rsegmnoittet-es.sqlite

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\2d5mkwou.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
              • Size 11.2MB
              • SHA256 23da719394c2bbb6a69df30c6e0e2ee3f6db1700b3adb9f2183c8c2c5bb5f298
              • MD5 SHA1 SHA512 SSDEEP TLSH