Analysis

  • max time kernel
    147s
  • max time network
    155s
  • 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, 04:26

General

  • Target
    file.exe
  • Size 947KB
  • Sample241202-e2hsyszkgt
  • SHA256 a35069944cc3ff1e972bf3e24fac458b80e5c8309f715a05511b718f071c8340
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 33 IoCs
  • Suspicious use of SendNotifyMessage 32 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:4152
    • 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:1544
    • 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:1944
    • 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:4520
    • 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:1444
    • 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:1528
    • 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:2960
      • 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:3632
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2016 -parentBuildID 20240401114208 -prefsHandle 1932 -prefMapHandle 1924 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b570f976-7156-4183-aa5e-f5b955bc2e21} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" gpu
          4⤵
            PID:4036
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2452 -parentBuildID 20240401114208 -prefsHandle 2436 -prefMapHandle 2432 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {907ffd9e-2659-4c9d-b0ba-ccceab943925} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" socket
            4⤵
              PID:4576
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3124 -childID 1 -isForBrowser -prefsHandle 2952 -prefMapHandle 3108 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7fa55cd1-b1d9-4baa-bc6e-89933864947f} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" tab
              4⤵
                PID:4048
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3628 -childID 2 -isForBrowser -prefsHandle 3640 -prefMapHandle 3636 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d89d8ec2-af32-4345-8b9c-cfbad0bcdec0} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" tab
                4⤵
                  PID:3088
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4824 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4820 -prefMapHandle 4728 -prefsLen 29197 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ddb68ffc-54be-4055-9182-2e5e9f0453d7} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" utility
                  4⤵
                  • Checks processor information in registry
                  PID:4132
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5428 -childID 3 -isForBrowser -prefsHandle 5472 -prefMapHandle 5416 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9c426888-3721-4847-85ff-7f9f12770f3a} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" tab
                  4⤵
                    PID:1948
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5480 -childID 4 -isForBrowser -prefsHandle 5484 -prefMapHandle 5624 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {db6e4572-6da1-4947-ac5c-2537da3c0131} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" tab
                    4⤵
                      PID:620
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5744 -childID 5 -isForBrowser -prefsHandle 5756 -prefMapHandle 5768 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5155080f-9722-464b-acfb-0abebdba79fd} 3632 "\\.\pipe\gecko-crash-server-pipe.3632" tab
                      4⤵
                        PID:1864

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 27KB
                      • SHA256 6a269352d406c7f7df8eb9b20f2ed34d07f991565caf71d742dd67c593b6bd12
                      • MD5 SHA1 SHA512 SSDEEP

                      39DB9E847E680B765D7B04FCCE6BF5BC0225F878

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\cache2\entries\39DB9E847E680B765D7B04FCCE6BF5BC0225F878
                      • Size 13KB
                      • SHA256 9c912aed0076609712e758943e861dd7302ecfcef310a01b2fe64fa996c3bf5f
                      • MD5 SHA1 SHA512 SSDEEP

                      92F4D5A4F9CED6E2E644D803AEE3647A0EA4D984

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\cache2\entries\92F4D5A4F9CED6E2E644D803AEE3647A0EA4D984
                      • Size 13KB
                      • SHA256 622deba0cffc5231fd11882fe96050d2bf263cb83b1ed7849305fc2751750a8c
                      • 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\iz0mcgq4.default-release\AlternateServices.bin
                      • Size 10KB
                      • SHA256 9fd3adee9afb1217eb6b3fea0be1dab324ce12227168905c47b915c529a84588
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 3KB
                      • SHA256 5f2dcd9e5df70741cf2a10ec76908ea65cdef0d366b65d6e182ce82fe27557eb
                      • MD5 SHA1 SHA512

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 9527da0f5e801f431312420e65becf8ac5b9665a3301948c0372bce81bb0eba5
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 e420ff765cf87fe7eb7436c13cfda445ed6c995f6dea75b7f8dde48cb7d014b8
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 6KB
                      • SHA256 a5d14c4762741d6d77679736e449e4957bb5914242cf1de20fdc9fff5c826099
                      • MD5 SHA1 SHA512 SSDEEP

                      82ba5390-c153-47a0-bad4-c3e52ac723ce

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\pending_pings\82ba5390-c153-47a0-bad4-c3e52ac723ce
                      • Size 982B
                      • SHA256 2519f0805cf00d10f041ee0b18207c8e239e84b0c83167dee92f58af77347872
                      • MD5 SHA1 SHA512

                      d0b14528-bd8d-4ed1-b53e-49d8bc10fedc

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\pending_pings\d0b14528-bd8d-4ed1-b53e-49d8bc10fedc
                      • Size 671B
                      • SHA256 8b86d7d335b87d26aaa21ff36030f94d824d1033ec88371220d7a3fe2b7cbcda
                      • MD5 SHA1 SHA512

                      f71ddb5c-a1bc-4573-a687-47bfadba04b6

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\datareporting\glean\pending_pings\f71ddb5c-a1bc-4573-a687-47bfadba04b6
                      • Size 26KB
                      • SHA256 7cdbdb2072f78e6a07dbdddfd64fcce6854b14ff5f78eb34c051d383164567d5
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.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\iz0mcgq4.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\iz0mcgq4.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\iz0mcgq4.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\iz0mcgq4.default-release\prefs-1.js
                      • Size 12KB
                      • SHA256 35efdad1a71799f5497de0716c92dd3a3f1f68eaff49e5dadae757ad5762b693
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\prefs-1.js
                      • Size 15KB
                      • SHA256 26554006653157300274c7078ab886b002a8a87fc8290a45974cf5e685e08eef
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\prefs.js
                      • Size 11KB
                      • SHA256 10e52cd5d2ec2b54a976e80798c75a15e09f8d86ae37f48703f34bae83eee1ee
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\iz0mcgq4.default-release\prefs.js
                      • Size 10KB
                      • SHA256 e9e329b13aa90fab9c3cce179c8a1af8a6cda45f4a3fd8266d43f6f3481cc521
                      • MD5 SHA1 SHA512 SSDEEP