Analysis

  • max time kernel
    132s
  • max time network
    146s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250128-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250128-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    29/01/2025, 14:11

General

  • Target
    random.exe
  • Size 946KB
  • Sample250129-rhfkpsykcm
  • SHA256 dc828d745686fd3b8a0cb318ac86b9678b23a554c78cec7274261ffc6685638d
  • 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 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\random.exe
    "C:\Users\Admin\AppData\Local\Temp\random.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4992
    • 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:2072
    • 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:4060
    • 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:2596
    • 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:4696
    • 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:4832
    • 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:2676
      • 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:4364
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1988 -parentBuildID 20240401114208 -prefsHandle 1916 -prefMapHandle 1908 -prefsLen 27183 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ae384bf4-a9c4-45f8-98a2-2b96138add05} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" gpu
          4⤵
            PID:3436
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2416 -parentBuildID 20240401114208 -prefsHandle 2408 -prefMapHandle 2396 -prefsLen 28103 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {11d716f7-d212-4733-b86d-624d8a8b6b4f} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" socket
            4⤵
              PID:3852
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3264 -childID 1 -isForBrowser -prefsHandle 3112 -prefMapHandle 3296 -prefsLen 22746 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c62c9386-06df-461a-ae9e-87d0fa28f907} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" tab
              4⤵
                PID:4864
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4136 -childID 2 -isForBrowser -prefsHandle 4128 -prefMapHandle 4124 -prefsLen 32593 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {66051f11-2e56-4225-b107-2488552495e4} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" tab
                4⤵
                  PID:2648
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4812 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4668 -prefMapHandle 4804 -prefsLen 32593 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b6b184f5-7a0e-403d-aaf7-c39928abc9ff} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" utility
                  4⤵
                  • Checks processor information in registry
                  PID:2640
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5152 -childID 3 -isForBrowser -prefsHandle 5148 -prefMapHandle 5188 -prefsLen 27145 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9aa27002-1b73-47c5-ac26-3a8ea765a084} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" tab
                  4⤵
                    PID:5024
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5400 -childID 4 -isForBrowser -prefsHandle 5316 -prefMapHandle 5320 -prefsLen 27145 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {98351353-26cf-425a-a123-d507e3013c79} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" tab
                    4⤵
                      PID:2748
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5532 -childID 5 -isForBrowser -prefsHandle 5580 -prefMapHandle 5584 -prefsLen 27145 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1c0fb690-6692-4b22-b726-19bc3be59862} 4364 "\\.\pipe\gecko-crash-server-pipe.4364" tab
                      4⤵
                        PID:1944

                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\imim46my.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 22KB
                      • SHA256 5a7968e36cfdd54b8d049da10301d8af97a5d69d351cb16981703ea9cb56653d
                      • MD5 SHA1 SHA512 SSDEEP

                      D18FB7DA89F8DD4E7A2C97703A1647E8C981D05A

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\imim46my.default-release\cache2\entries\D18FB7DA89F8DD4E7A2C97703A1647E8C981D05A
                      • Size 13KB
                      • SHA256 a5749e0f37a14c0f3766ef6ae7e245193d05e94c3781cdce4d956041c41d84d8
                      • 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\imim46my.default-release\AlternateServices.bin
                      • Size 8KB
                      • SHA256 a362c88da4722f3a22ddeb3ec58bf2567aaccdeddc2450d4052f71218adb8913
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\AlternateServices.bin
                      • Size 13KB
                      • SHA256 57ef6a2f3a962967411e8fdd8df734136a7492fbd4544b90380e41777fe97991
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 6KB
                      • SHA256 4c6ad98d2657f4779c6282e8859ddd90de484e1398ce7356aec93826c47eff32
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 fab6fb14ca8e8b4f8309da96d6b840a4a189c96ff039ff5ea25a62a1d01fefb7
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 f43303fe02a9c75e2d5ce66311b7ea3171f480e3ddebd0097a51bf7e97bfad41
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 6KB
                      • SHA256 6f7d2da90857307a782dd2ff231c937abc4cc1e2e7f10d3de826631cbded33cd
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 f0e56a33355df154d643a5dfb309ea1ad1d968ea20c3d6ecf90a114e141bddd5
                      • MD5 SHA1 SHA512 SSDEEP

                      3745c3d8-0453-4ab6-9a72-e565966ed269

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\pending_pings\3745c3d8-0453-4ab6-9a72-e565966ed269
                      • Size 982B
                      • SHA256 1ff2aaff875bb514033706022e2704cf678e06396528544a0ec09a7705ae6656
                      • MD5 SHA1 SHA512

                      6f8f8504-ecff-4c95-ba08-cc011d9901f4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\pending_pings\6f8f8504-ecff-4c95-ba08-cc011d9901f4
                      • Size 671B
                      • SHA256 e1a2411e75e18790716cf0fe06c7faa317009a54a9ee12a3f1b95fdf694eca54
                      • MD5 SHA1 SHA512

                      d087c238-5009-46ec-9e2d-d84bf0cb4981

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\datareporting\glean\pending_pings\d087c238-5009-46ec-9e2d-d84bf0cb4981
                      • Size 24KB
                      • SHA256 ff179c4e8e85d7aba2dde9db75871994d68d7db3c87d150de1fdfcaa4cddbe83
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.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\imim46my.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\imim46my.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\imim46my.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\imim46my.default-release\prefs-1.js
                      • Size 14KB
                      • SHA256 41d529cdbcf177a7eb6677b2212e929a804aae7ac3f198e06080abe0220ff05d
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\prefs.js
                      • Size 9KB
                      • SHA256 604ef19304b01ec64fda53f33eb8da73dcd23ef69c20706a39bd72c08f8eff8c
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\prefs.js
                      • Size 11KB
                      • SHA256 4917a57fe4fa96b6baf84a2bac26c2567aaf6c5d530b8333a416ffe7aab5b92d
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\imim46my.default-release\prefs.js
                      • Size 9KB
                      • SHA256 72ce795ffb1eb8e27cf74c38025ae20311be6ce8ed202e4a7c2dd3cb614a73fc
                      • MD5 SHA1 SHA512 SSDEEP