Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/11/2024, 16:03

General

  • Target
    file.exe
  • Size 898KB
  • Sample241101-thk7assgnj
  • SHA256 e4382e61bb61863bb13058748f930ceea95a3a611fe94bdf997b176debdf90d0
  • 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:4672
    • 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:5116
    • 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:2228
    • 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:4792
    • 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:1916
    • 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:864
    • 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:1228
      • 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:3404
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1964 -parentBuildID 20240401114208 -prefsHandle 1892 -prefMapHandle 1884 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {6ef60de3-f106-4d6a-91d1-099cec8dcc66} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" gpu
          4⤵
            PID:4516
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2400 -parentBuildID 20240401114208 -prefsHandle 2396 -prefMapHandle 2392 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d283caa5-8fd4-4fbf-acd9-bc2f4ba61683} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" socket
            4⤵
              PID:2308
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1448 -childID 1 -isForBrowser -prefsHandle 2724 -prefMapHandle 3008 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1364 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {211297ff-a4e6-42ef-b1e4-8a2557c6e3da} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" tab
              4⤵
                PID:4656
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4092 -childID 2 -isForBrowser -prefsHandle 3128 -prefMapHandle 3336 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1364 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {20c200ed-fc8d-4125-8536-f825acde0f35} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" tab
                4⤵
                  PID:1036
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4708 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4644 -prefMapHandle 4664 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f181b219-6fbe-4c94-920f-24e02934256f} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" utility
                  4⤵
                  • Checks processor information in registry
                  PID:724
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5424 -childID 3 -isForBrowser -prefsHandle 5452 -prefMapHandle 5448 -prefsLen 26944 -prefMapSize 244658 -jsInitHandle 1364 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7ba29e92-9007-4980-9652-35386450341e} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" tab
                  4⤵
                    PID:5444
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5580 -childID 4 -isForBrowser -prefsHandle 5660 -prefMapHandle 5656 -prefsLen 26944 -prefMapSize 244658 -jsInitHandle 1364 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a8da324a-1906-46b8-94fc-29bc1385ca7e} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" tab
                    4⤵
                      PID:5456
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5772 -childID 5 -isForBrowser -prefsHandle 5852 -prefMapHandle 5848 -prefsLen 26944 -prefMapSize 244658 -jsInitHandle 1364 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d3bdd4e3-9aeb-4ce2-94aa-29b2445bf24e} 3404 "\\.\pipe\gecko-crash-server-pipe.3404" tab
                      4⤵
                        PID:5468

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\yuzka873.default-release\activity-stream.discovery_stream.json
                      • Size 19KB
                      • SHA256 0c438cf6ed962bdd30e10e7cc12534788eb407444e95063970c58b1f954ba296
                      • MD5 SHA1 SHA512 SSDEEP

                      D500AD994A7515157BB2A6ADD5B18B754E4D2F99

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\yuzka873.default-release\cache2\entries\D500AD994A7515157BB2A6ADD5B18B754E4D2F99
                      • Size 13KB
                      • SHA256 3e76e4128d2835c99a91c16c7a8c029f1be8d7534ea0afd60adc6baadaef49f7
                      • 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\yuzka873.default-release\AlternateServices.bin
                      • Size 7KB
                      • SHA256 85bc5bd0d7210a3357f490e88a9e0d92ca57e6d1952350eeabc5e6f151b6bea3
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\AlternateServices.bin
                      • Size 18KB
                      • SHA256 1b47c3c18346dd42d82ddf8f5a6fdce812589e39fb696af14b9931350ad1f84d
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\AlternateServices.bin
                      • Size 8KB
                      • SHA256 68916b2753ff058a4560c4c1da4214940de60afe01a51f58201bb7e60a961592
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 14KB
                      • SHA256 12f18dd77af4ff6c7df43b3fa797a3687c6b2882c50f6b7105fd3f6ae2c83284
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 c953df446e67a3e67be21160b659c0c6aa1a3677c627587b316b2017f326370c
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 14KB
                      • SHA256 5870eb3531313d35d57945f137e7663f2a84c36812ce6d82f33c38dbfb3d8338
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 14KB
                      • SHA256 8cf98ef95352127b87cf6a7e98b4a15042536c368a486ba8108d486548e02be9
                      • MD5 SHA1 SHA512 SSDEEP

                      adf32303-787f-469a-a2cc-f36a6f8f6649

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\pending_pings\adf32303-787f-469a-a2cc-f36a6f8f6649
                      • Size 26KB
                      • SHA256 215e788730ad7568ed7a8b68d834b53f25235236dd950db374a9f62a3c309948
                      • MD5 SHA1 SHA512 SSDEEP

                      de08ca33-ea77-4a1a-997d-3f9eb7f50d41

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\pending_pings\de08ca33-ea77-4a1a-997d-3f9eb7f50d41
                      • Size 671B
                      • SHA256 094d61cf80c622eee86de9a4c4dcfc84ba5eb516c18492d4d15caef8d73e0831
                      • MD5 SHA1 SHA512

                      f9148f8e-df5d-4dd0-b59a-2f8be73568eb

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\datareporting\glean\pending_pings\f9148f8e-df5d-4dd0-b59a-2f8be73568eb
                      • Size 982B
                      • SHA256 eb6afac0a7b1558875ef3e8fc79fd74dc4ef1484e0de1ce63e85ee5d4e760f64
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.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\yuzka873.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\yuzka873.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\yuzka873.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\yuzka873.default-release\prefs-1.js
                      • Size 16KB
                      • SHA256 137ff377b47ff2f1698494d4cfe07ed2b8778372c6ec66f6648bd44ce6103eca
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\prefs-1.js
                      • Size 12KB
                      • SHA256 fc9d6d480c74c01f1e02b79c81ba05ed761e4971dfe51282f139e0c2e44858e7
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\prefs-1.js
                      • Size 11KB
                      • SHA256 9eeb8269549fa2990bf26248106ee9a2e3954b0e2453491ebbb1a8a36c6b1a0c
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\prefs-1.js
                      • Size 10KB
                      • SHA256 267fe2c2ee4cb72486b3174152dedeb9596908eafd93aef46a48aaf18934baf6
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yuzka873.default-release\prefs.js
                      • Size 10KB
                      • SHA256 3ea91ffadbd21999a12535515ba50d2b0fbb83c2f285c0dd04d1a33a87535747
                      • MD5 SHA1 SHA512 SSDEEP