Analysis

  • user interaction
    yes
  • max time kernel
    84s
  • max time network
    87s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 02:49

General

  • Target
    Spotify.exe
  • Size 2.8MB
  • Sample260522-dbdwmscy6l
  • SHA256 de0df9051014d176cd199d8b522e133e94e1d4a0fb474d757fab07afcca4bfdd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Contacts third-party web service commonly abused for C2 1 TTPs 4 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 22 IoCs

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

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SetWindowsHookEx 14 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:\Users\Admin\AppData\Local\Temp\Spotify.exe
    "C:\Users\Admin\AppData\Local\Temp\Spotify.exe"
    1⤵
      PID:892
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1680
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe"
        2⤵
        • Checks processor information in registry
        • Modifies registry class
        • NTFS ADS
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3432
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1992 -prefsLen 27099 -prefMapHandle 1996 -prefMapSize 270279 -ipcHandle 2072 -initialChannelId {cb89150c-7062-46db-b5ea-8d5bd7ee82a6} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
          3⤵
            PID:3440
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2464 -prefsLen 27135 -prefMapHandle 2468 -prefMapSize 270279 -ipcHandle 2476 -initialChannelId {c7cbf8d3-99f7-488b-bc54-334fcd249990} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
            3⤵
              PID:3264
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3760 -prefsLen 27276 -prefMapHandle 3764 -prefMapSize 270279 -jsInitHandle 3768 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3776 -initialChannelId {3ce59d01-b600-4171-9779-6325e3f673cb} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
              3⤵
              • Checks processor information in registry
              PID:5012
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3924 -prefsLen 27276 -prefMapHandle 3928 -prefMapSize 270279 -ipcHandle 4012 -initialChannelId {141e7f84-ac25-4b49-819a-b92c4817f241} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
              3⤵
                PID:392
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3264 -prefsLen 34775 -prefMapHandle 2720 -prefMapSize 270279 -jsInitHandle 2972 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4420 -initialChannelId {2a7c9ba5-31e1-414e-a8fe-8cfd1a14fc5f} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
                3⤵
                • Checks processor information in registry
                PID:2424
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4976 -prefsLen 35012 -prefMapHandle 4980 -prefMapSize 270279 -ipcHandle 4988 -initialChannelId {4e375556-fb8b-4acf-9a9d-2df533661ef9} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
                3⤵
                • Checks processor information in registry
                PID:5416
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4324 -prefsLen 32952 -prefMapHandle 4328 -prefMapSize 270279 -jsInitHandle 4332 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5324 -initialChannelId {4a49ce41-b41c-4219-b6e4-a757543d01c5} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
                3⤵
                • Checks processor information in registry
                PID:5688
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5548 -prefsLen 32952 -prefMapHandle 5552 -prefMapSize 270279 -jsInitHandle 5556 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5564 -initialChannelId {3405c3fd-6d02-4bca-a0b1-5838479cb98d} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
                3⤵
                • Checks processor information in registry
                PID:5696
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5736 -prefsLen 32952 -prefMapHandle 5740 -prefMapSize 270279 -jsInitHandle 5744 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5752 -initialChannelId {c19a9189-f0b9-4564-a7e4-5eb570e9330d} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
                3⤵
                • Checks processor information in registry
                PID:5704
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3168 -prefsLen 33071 -prefMapHandle 2868 -prefMapSize 270279 -jsInitHandle 3188 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 6132 -initialChannelId {975ad3ef-7e6f-4783-a72a-b514a780873e} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
                3⤵
                • Checks processor information in registry
                PID:6124
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3188 -prefsLen 33071 -prefMapHandle 6416 -prefMapSize 270279 -jsInitHandle 5228 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 6340 -initialChannelId {3d6a6c2c-c11b-4694-a79b-5696725b93b4} -parentPid 3432 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3432" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 11 tab
                3⤵
                • Checks processor information in registry
                PID:6072
          • C:\Windows\System32\rundll32.exe
            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
            1⤵
              PID:6120
            • C:\Program Files\7-Zip\7zG.exe
              "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Downloads\" -an -ai#7zMap5917:86:7zEvent24350
              1⤵
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of FindShellTrayWindow
              PID:6048
            • C:\Users\Admin\Downloads\salinewin1.5\salinewin1.5.exe
              "C:\Users\Admin\Downloads\salinewin1.5\salinewin1.5.exe"
              1⤵
              • Disables RegEdit via registry modification
              • Writes to the Master Boot Record (MBR)
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:4212
            • C:\Windows\system32\AUDIODG.EXE
              C:\Windows\system32\AUDIODG.EXE 0x530 0x510
              1⤵
                PID:4248

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    C5643FFFEA92A5665EA3F3F42C97FA8CC3904334

                    • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\pltyyssw.default-release\cache2\entries\C5643FFFEA92A5665EA3F3F42C97FA8CC3904334
                    • Size 13KB
                    • SHA256 0b09e0160883f0b0c8e763802875167c5fcae7453da1f318c66d103bfecb3a61
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    F58F0605C722D0D848D03D88AC8E3E50223F57B0

                    • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\pltyyssw.default-release\cache2\entries\F58F0605C722D0D848D03D88AC8E3E50223F57B0
                    • Size 13KB
                    • SHA256 1a41f282301d8afb3415c18939cee56a83acf8bc60700a8113fb31addf7d5a56
                    • 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

                    AlternateServices.bin

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\AlternateServices.bin
                    • Size 10KB
                    • SHA256 20a1606a1eac2ec4e1d8bb4d4d57ba82dbd20994b16a050aaff19cedaf53d789
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    AlternateServices.bin

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\AlternateServices.bin
                    • Size 15KB
                    • SHA256 d1034f3e108039284c1482a7455ed60ceb12a012cc8487d82ba782eb73fb1e1e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    data.safe.tmp

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
                    • Size 28KB
                    • SHA256 3f314c2df0d5cf0707ab820f2f56ac0f71f32b31c4a754a7cf811e5c65f31ae8
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    data.safe.tmp

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
                    • Size 28KB
                    • SHA256 614014ee5d5435ef6e5378e126ce6a4c80d486a45761a172d122112f79d31264
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    data.safe.tmp

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
                    • Size 28KB
                    • SHA256 2a5607fe5de0c0d05f9e9ee92042f111dc455de39db24463c45617350c0bb103
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    data.safe.tmp

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
                    • Size 24KB
                    • SHA256 e85be75fe387bd41dba46878558b78417a45d6fb8e5d75995b239e48c24fa747
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    events

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\events\events
                    • Size 1KB
                    • SHA256 b372746d7272887a5b782b6b83411bb59b4ca868e54690d15cc8bf179a39ee1e
                    • MD5 SHA1 SHA512 TLSH

                    events

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\events\events
                    • Size 4KB
                    • SHA256 fe6eddcaa3ec1d2ae8835e4ca954fcf71fa633cb22300c222274d06f2625114a
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    1526a4d8-660c-4caa-9e2a-363c1ad217ef

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\1526a4d8-660c-4caa-9e2a-363c1ad217ef
                    • Size 235B
                    • SHA256 0fe6bfa3c1725e0d99318c03e3e826c16f44cf3a70ea11413625e739889a541f
                    • MD5 SHA1 SHA512 TLSH

                    23e4d05b-e697-4b36-8a39-35caa33e647b

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\23e4d05b-e697-4b36-8a39-35caa33e647b
                    • Size 235B
                    • SHA256 6b8a1d62e4066f2834e6758d3659747c39cc8bf3bcc6e15bea365558cc9f28fd
                    • MD5 SHA1 SHA512 TLSH

                    3a08a4fa-6614-4529-95c3-3ceba1832d67

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\3a08a4fa-6614-4529-95c3-3ceba1832d67
                    • Size 886B
                    • SHA256 22ce648adc0f68d1ec98462ac394739d460e2061eb3d8dea6e220b560300b8ef
                    • MD5 SHA1 SHA512 TLSH

                    e1a619c0-0116-4880-8098-58539308d428

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\e1a619c0-0116-4880-8098-58539308d428
                    • Size 871B
                    • SHA256 08d39c67128f3b33faa1e3bc77c94e3868f6466c57532ed67896d1dd62bab0e5
                    • MD5 SHA1 SHA512 TLSH

                    e20a7b47-509f-4fdf-bff6-4300f2414432

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\e20a7b47-509f-4fdf-bff6-4300f2414432
                    • Size 2KB
                    • SHA256 b86c2ec2b030ece74e17c7c681ec7b9d80d8d61d3cb3c161723635e1547491f8
                    • MD5 SHA1 SHA512 TLSH

                    extensions.json

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\extensions.json
                    • Size 16KB
                    • SHA256 9e855fd3115193ea9f31a1676e0138e394b7da9bffa7ebd897bc22eab8ac496d
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    gmpopenh264.dll

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.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\pltyyssw.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\pltyyssw.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\pltyyssw.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\pltyyssw.default-release\prefs-1.js
                    • Size 8KB
                    • SHA256 988c8298ad446621a684642dcb5cf916ff1dd05bca78ce3218564d8dae3cff62
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    prefs.js

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
                    • Size 6KB
                    • SHA256 55b33940e702d3daa2272ac82d1d7dc5f8c03cfe1e405a108999a6d7aec4c1a0
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    prefs.js

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
                    • Size 7KB
                    • SHA256 37d65ecb5c83c3424ff95c7ab948833380c9a1c178a6afe37eca6ae0b7974e4e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    prefs.js

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
                    • Size 6KB
                    • SHA256 8b9e4b859b1cb81553cb57c477ac3033b3cd88646fc0c8faa84cfa075aa3814d
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    recovery.baklz4

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\sessionstore-backups\recovery.baklz4
                    • Size 3KB
                    • SHA256 4c98ba6440823cc444deba1e3d53c670a4014de63073c8858b26045d46a751b4
                    • MD5 SHA1 SHA512 TLSH

                    recovery.baklz4

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\sessionstore-backups\recovery.baklz4
                    • Size 1KB
                    • SHA256 e7c2383111d46158d0fbb3305a892f8d0ec2c48921338f63a2f5112a6490dd12
                    • MD5 SHA1 SHA512 TLSH

                    3870112724rsegmnoittet-es.sqlite

                    • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                    • Size 5.4MB
                    • SHA256 fc0529af9a29c585e69b810ec0c9cf69ab2aed3d9debf555961f0db1fa3843f8
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    3cuvrFYW.zip.part

                    • Path C:\Users\Admin\Downloads\3cuvrFYW.zip.part
                    • Size 202KB
                    • SHA256 6ae2e736bcd1c612314ea49facd22f08753c6047763e7b62ef7abef9aa9d7ba9
                    • MD5 SHA1 SHA512 SSDEEP TLSH