Analysis

  • max time kernel
    126s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2024, 00:58

General

  • Target
    file.exe
  • Size 900KB
  • Sample241202-bbg7ys1lav
  • SHA256 caeb8c4427dbf2bbd08b88bfdcf218b2b00d6967c5eb508b5bd90d7b8c7cfa39
  • 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 31 IoCs
  • Suspicious use of SendNotifyMessage 30 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:3592
    • 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:3704
    • 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:3608
    • 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:3816
    • 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:4232
    • 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:4736
    • 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:2440
      • 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:2924
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2016 -parentBuildID 20240401114208 -prefsHandle 1944 -prefMapHandle 1936 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {704b699d-6f82-458b-95f1-f30758745cf9} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" gpu
          4⤵
            PID:4296
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2452 -parentBuildID 20240401114208 -prefsHandle 2444 -prefMapHandle 2432 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {39d6527a-d318-4fd1-9e7a-e99c08e86df9} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" socket
            4⤵
              PID:1832
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3076 -childID 1 -isForBrowser -prefsHandle 3004 -prefMapHandle 2924 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1268 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1ceaef48-939c-422b-89b8-68696b877bb8} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" tab
              4⤵
                PID:1404
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4040 -childID 2 -isForBrowser -prefsHandle 1240 -prefMapHandle 2608 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1268 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8bfb5074-1603-4819-a6da-368b864801e1} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" tab
                4⤵
                  PID:1968
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4732 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4708 -prefMapHandle 4700 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {58ec62f3-9c1d-4323-bc8b-d3636897320e} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" utility
                  4⤵
                  • Checks processor information in registry
                  PID:3432
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5188 -childID 3 -isForBrowser -prefsHandle 5200 -prefMapHandle 5300 -prefsLen 27097 -prefMapSize 244658 -jsInitHandle 1268 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {44218936-8e15-49f3-8fb9-151ac763dde3} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" tab
                  4⤵
                    PID:4696
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5344 -childID 4 -isForBrowser -prefsHandle 5464 -prefMapHandle 5472 -prefsLen 27097 -prefMapSize 244658 -jsInitHandle 1268 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1dae3ef3-6ba4-47fc-b78b-cf3cca466f53} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" tab
                    4⤵
                      PID:800
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5728 -childID 5 -isForBrowser -prefsHandle 5524 -prefMapHandle 5528 -prefsLen 27097 -prefMapSize 244658 -jsInitHandle 1268 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {0d0c95a4-929b-4983-8f6e-f32092fd5a0d} 2924 "\\.\pipe\gecko-crash-server-pipe.2924" tab
                      4⤵
                        PID:4316

                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\7fmsgkth.default-release\activity-stream.discovery_stream.json
                      • Size 21KB
                      • SHA256 aaab9ccfa7789cef4dd29099670577a57e4b64ee232000784a86a44b3cf13be0
                      • MD5 SHA1 SHA512 SSDEEP

                      39DB9E847E680B765D7B04FCCE6BF5BC0225F878

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\7fmsgkth.default-release\cache2\entries\39DB9E847E680B765D7B04FCCE6BF5BC0225F878
                      • Size 13KB
                      • SHA256 960a4f127d35d0af6d0fd84f51a7263a23118e8bf7df26b026a982426daebde7
                      • MD5 SHA1 SHA512 SSDEEP

                      92F4D5A4F9CED6E2E644D803AEE3647A0EA4D984

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\7fmsgkth.default-release\cache2\entries\92F4D5A4F9CED6E2E644D803AEE3647A0EA4D984
                      • Size 13KB
                      • SHA256 3a112774f24a3631f51e31ac1d550154bc2ef9c0ab5cbab1c2b1923ffe391f32
                      • 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\7fmsgkth.default-release\AlternateServices.bin
                      • Size 10KB
                      • SHA256 25797e694e640297fc6800daded7c0e2b02b01bb28d51428fc5f7784773a6258
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 22KB
                      • SHA256 a18dfdb31e09ce7df68eddb87792fb731643f5ba819f58da4266d0521dcd0d61
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 25KB
                      • SHA256 19a8e4a19859751e178fe8dda3ddd8f67ef14a43f5d0e50aec1a9e9ce6d29ad8
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 22KB
                      • SHA256 b514d6165f891a337611263b666cc78a080db4c4cb5985300ad8b571a41f0127
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 25KB
                      • SHA256 26dd271cf84c4d5d498e0cfec8ee1e037430c24b84ceb4b1272ef554d37dcfd4
                      • MD5 SHA1 SHA512 SSDEEP

                      3d6448c2-a4d4-43ae-b4c5-fd7078cea6ab

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\pending_pings\3d6448c2-a4d4-43ae-b4c5-fd7078cea6ab
                      • Size 982B
                      • SHA256 ed14cf2daa5b58babf43182b15ec325c5b6dffa9195031bac69cda9a9f4e6581
                      • MD5 SHA1 SHA512

                      8cb90a91-0bb7-4981-898a-08b2928764ab

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\datareporting\glean\pending_pings\8cb90a91-0bb7-4981-898a-08b2928764ab
                      • Size 659B
                      • SHA256 038b9e108483838a8231ce10b5981665e22c47dc70859c08cfe258b22dd2e877
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.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\7fmsgkth.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\7fmsgkth.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\7fmsgkth.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\7fmsgkth.default-release\prefs-1.js
                      • Size 11KB
                      • SHA256 53c7bc47ca1db7ecc1539020dcf35d2967412a2cac09054637e98f891e9d2c2c
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\7fmsgkth.default-release\prefs.js
                      • Size 10KB
                      • SHA256 916375da5a1afe41c73fd2afa802eb1f8e5f5f4cd4649942fc0dd96d506a188e
                      • MD5 SHA1 SHA512 SSDEEP