Analysis

  • max time kernel
    131s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/11/2024, 12:08

General

  • Target
    file.exe
  • Size 901KB
  • Sample241118-payefa1mdr
  • SHA256 a44d411681fe0c2488f8b1933e13049c9564f4cb1f2940e5cfed1908068aaa96
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 6 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 8 IoCs

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

  • Kills process with taskkill 5 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 32 IoCs
  • Suspicious use of SendNotifyMessage 31 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4724
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3144
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4492
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5072
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4760
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1308
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        3⤵
        • 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:1432
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1980 -parentBuildID 20240401114208 -prefsHandle 1908 -prefMapHandle 1876 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f8ada490-f5a9-4049-9076-d8185d9419ef} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" gpu
          4⤵
            PID:2748
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2416 -parentBuildID 20240401114208 -prefsHandle 2408 -prefMapHandle 2396 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2477e92d-0989-4542-a15a-f1133bb891ad} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" socket
            4⤵
              PID:2968
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2804 -childID 1 -isForBrowser -prefsHandle 3088 -prefMapHandle 3068 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 908 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {eae5759e-e39e-44b9-8649-ebfa73196cd3} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" tab
              4⤵
                PID:4508
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3928 -childID 2 -isForBrowser -prefsHandle 3932 -prefMapHandle 3924 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 908 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ca2e2e55-8b2f-43ca-9c4d-e10e0d8e94ad} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" tab
                4⤵
                  PID:1072
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4776 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4812 -prefMapHandle 4808 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8805b9cf-01b1-4dd4-b84f-ad3db066611b} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" utility
                  4⤵
                  • Checks processor information in registry
                  PID:2216
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5376 -childID 3 -isForBrowser -prefsHandle 5428 -prefMapHandle 5424 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 908 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {74c25eda-cc42-4649-b92e-d947911e5412} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" tab
                  4⤵
                    PID:5984
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5600 -childID 4 -isForBrowser -prefsHandle 5520 -prefMapHandle 5524 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 908 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {154ec464-b6a8-4060-986e-a16109b8587b} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" tab
                    4⤵
                      PID:5996
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5792 -childID 5 -isForBrowser -prefsHandle 5712 -prefMapHandle 5716 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 908 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {95246368-54f6-43c4-9f79-429383a6074d} 1432 "\\.\pipe\gecko-crash-server-pipe.1432" tab
                      4⤵
                        PID:6012

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      activity-stream.discovery_stream.json

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\6ir3v68x.default-release\activity-stream.discovery_stream.json
                      • Size 19KB
                      • SHA256 c74c55c72f6d4f47ec9260aee8e1b90cc62465e8739e74715e0c4e642e34acc1
                      • MD5 SHA1 SHA512 SSDEEP

                      39DB9E847E680B765D7B04FCCE6BF5BC0225F878

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\6ir3v68x.default-release\cache2\entries\39DB9E847E680B765D7B04FCCE6BF5BC0225F878
                      • Size 13KB
                      • SHA256 e4cd4b81db3eaa061db17426c2f4002bb610abd74f77d21680bb11c21b104d74
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                      • Size 479KB
                      • SHA256 c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon-1

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                      • Size 13.8MB
                      • SHA256 32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\AlternateServices.bin
                      • Size 6KB
                      • SHA256 e5a48bc28e415c01dc963e0a118dd26582e759751335c37ce7c770b6102cb6b9
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\AlternateServices.bin
                      • Size 8KB
                      • SHA256 03e3666b687ba7eb0512457f909b9f52af2a12bf81769bf52bfaaabe78990b42
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\AlternateServices.bin
                      • Size 18KB
                      • SHA256 3291ee4df505aaaf18d3bb12cacb500aca9725b8950677b6745c21d95f3812af
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 11fd4770bdf33d651fd0d4278c5860203a8c21978ed9f53eee29ebdb0f7341f9
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 f4dadf77510b09b2a4cf16de102fbd9b9f3d554b1361841fb804f258419d2873
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 a5722475dbbff46ce1a409708cad6795d0654f5ac217d565e41ad2d7dfde0cd7
                      • MD5 SHA1 SHA512 SSDEEP

                      ad473e59-ac27-4972-8b5e-2d4eeea174ba

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\pending_pings\ad473e59-ac27-4972-8b5e-2d4eeea174ba
                      • Size 28KB
                      • SHA256 c23d773127d97560ae024e8604d8e6841a4399ae457231bfb80b10fc25a5b88e
                      • MD5 SHA1 SHA512 SSDEEP

                      c6d57e8d-c64f-4582-be90-049b67bd5742

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\pending_pings\c6d57e8d-c64f-4582-be90-049b67bd5742
                      • Size 982B
                      • SHA256 b43a3bc394ef89f7d95d4ea52abf27655fe000b3aff37a070a7a79ff586e41b7
                      • MD5 SHA1 SHA512

                      e282a09b-825b-4b66-90cc-89d5e2266868

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\datareporting\glean\pending_pings\e282a09b-825b-4b66-90cc-89d5e2266868
                      • Size 671B
                      • SHA256 ca998c1544657b394a165ae810f708cc8d0157c44b6c62f81a765a13c37dcebc
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll
                      • Size 1.1MB
                      • SHA256 d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.info

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info
                      • Size 116B
                      • SHA256 4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc
                      • MD5 SHA1 SHA512

                      manifest.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json
                      • Size 372B
                      • SHA256 bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda
                      • MD5 SHA1 SHA512

                      widevinecdm.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll
                      • Size 17.8MB
                      • SHA256 bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\prefs-1.js
                      • Size 12KB
                      • SHA256 291cd2debc709f823c25418b3068a57b39ef188729f71cebb1420f27b6211f6f
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\prefs-1.js
                      • Size 16KB
                      • SHA256 e1a7f40785cf98a757b192543e37061d3119472ccfaa18fa588ff8ffed058a87
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\prefs.js
                      • Size 11KB
                      • SHA256 2e46189d385f137769ceb8ff6bdfa3e1e115f3ca23470cc8c8b6ffd9274d5c95
                      • MD5 SHA1 SHA512 SSDEEP