Analysis

  • user interaction
    yes
  • max time kernel
    24s
  • max time network
    25s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/09/2026, 17:34

General

  • Target
    http://gandcrabmfe6mnef.onion/8b9c14fe8b0c1d15
  • Sample260925-v5mt3ssdkf
Score
1/10

Malware Config

Signatures

  • 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 2 IoCs
  • Suspicious use of FindShellTrayWindow 6 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://gandcrabmfe6mnef.onion/8b9c14fe8b0c1d15"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://gandcrabmfe6mnef.onion/8b9c14fe8b0c1d15
      2⤵
      • 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:4088
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2028 -prefsLen 27021 -prefMapHandle 2032 -prefMapSize 270249 -ipcHandle 2100 -initialChannelId {c30c615e-f577-4edd-b45a-ea58165df10d} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:4952
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2500 -prefsLen 27057 -prefMapHandle 2504 -prefMapSize 270249 -ipcHandle 2512 -initialChannelId {d07483c2-4842-48bb-94b3-1029dfc3bcf0} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:3464
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3792 -prefsLen 25102 -prefMapHandle 3796 -prefMapSize 270249 -jsInitHandle 3800 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3808 -initialChannelId {dbe9ad8c-c725-4a15-b53f-40efdc08c41e} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:1044
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3960 -prefsLen 27198 -prefMapHandle 3964 -prefMapSize 270249 -ipcHandle 4068 -initialChannelId {bb41b6cd-4d72-48f5-aa97-4b21a717d810} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:640
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4316 -prefsLen 34697 -prefMapHandle 4320 -prefMapSize 270249 -jsInitHandle 4324 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 2804 -initialChannelId {a9152c65-c47f-4f84-b403-97ebd73c1621} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:4072
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4700 -prefsLen 34905 -prefMapHandle 3136 -prefMapSize 270249 -ipcHandle 2744 -initialChannelId {d26ccfbd-69e5-48bc-b19e-1d69c6790c3f} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:5440
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4976 -prefsLen 32952 -prefMapHandle 4980 -prefMapSize 270249 -jsInitHandle 4984 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4940 -initialChannelId {f7eb4c00-6625-4e73-86d4-9e9f39b0d758} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5656
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5016 -prefsLen 32952 -prefMapHandle 5020 -prefMapSize 270249 -jsInitHandle 5024 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5032 -initialChannelId {547811bf-6f16-4dcd-a468-96ed8f906b87} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5664
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5388 -prefsLen 32952 -prefMapHandle 5392 -prefMapSize 270249 -jsInitHandle 5396 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5404 -initialChannelId {5df91f58-a65b-471b-b58e-f90af00abd07} -parentPid 4088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:5680

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 3KB
              • SHA256 2f049c0cd9ad70c890d5d32e72e96bd0a73751c16309b28486a0917745757a8c
              • MD5 SHA1 SHA512 TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 99315872b572d8f2448c786f545ad379d90e06edffe3eb750547a71cc9b31409
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 7bf4d118f7929b6ccb9e43afa6614d722cb813561eede285cd986763d247d362
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 c10085da9cc3e53f5ea414a3b71d6493344ae65c03cc7496a01b19c239a52478
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 e4c1722c0f878dc4b352ed91958a37046fabb9fa73b5b938cec1ca7e9aaa3e5a
              • MD5 SHA1 SHA512 TLSH

              18b038e1-afcc-4ea1-8488-3c524e96006f

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\18b038e1-afcc-4ea1-8488-3c524e96006f
              • Size 2KB
              • SHA256 2543c09650dd8b38dab959af8845893bcdbde3895625104ad44e9c4f1dee794f
              • MD5 SHA1 SHA512 TLSH

              2a742db7-589e-4881-96d2-c5a469dd4209

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\2a742db7-589e-4881-96d2-c5a469dd4209
              • Size 931B
              • SHA256 75f6a853b3ceba8ad647e61204dd8918aaf72089ffbf7908fb1fe8f99793712a
              • MD5 SHA1 SHA512 TLSH

              3b6aecc3-e50e-460b-a511-a351fba68108

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\3b6aecc3-e50e-460b-a511-a351fba68108
              • Size 15KB
              • SHA256 a87826b54966a3b6bf9788700fea98244a8c485a407f292def951d3fdcaddcee
              • MD5 SHA1 SHA512 SSDEEP TLSH

              94ec437e-9120-4c7f-abeb-814f4892f13e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\94ec437e-9120-4c7f-abeb-814f4892f13e
              • Size 235B
              • SHA256 c305f0811eb193953b70ff6fa06669ebfc8b112aee5e55416eb4db9c4b6e177c
              • MD5 SHA1 SHA512 TLSH

              b11630a4-06b8-4ef3-8e83-f91e20cd3d55

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\b11630a4-06b8-4ef3-8e83-f91e20cd3d55
              • Size 883B
              • SHA256 044fae6fc7ca0f919c1182a7cdd96a33958734696ed10e3b39b16b47df06c540
              • MD5 SHA1 SHA512 TLSH

              b96b04c9-201a-4356-b228-ecbdf893ff73

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\b96b04c9-201a-4356-b228-ecbdf893ff73
              • Size 280B
              • SHA256 bb19a6cf1236ad14b27fa527c9bcf2e273841c4d9745d134aa90e094c7b25ef0
              • MD5 SHA1 SHA512 TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs-1.js
              • Size 6KB
              • SHA256 e31102875a1b53d98d2e8d82b5a89ce07d3c506bd8c09878f737e7ef12cea934
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs.js
              • Size 6KB
              • SHA256 e1d8d375079d22929e94303d5b98c5b41cac309f9003c51774b99d2ffe606c83
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs.js
              • Size 6KB
              • SHA256 0652021634d51be46effd5611705e1dbb2902c3e9676d81dc6661c5efac7d92b
              • MD5 SHA1 SHA512 SSDEEP TLSH