Analysis

  • max time kernel
    39s
  • max time network
    35s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04/09/2024, 11:27

General

  • Target

    https://www.estro.org/getmedia/b3e7524a-b39d-48d5-b393-7ed20c35c9a5/ghbdfc

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 14 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.estro.org/getmedia/b3e7524a-b39d-48d5-b393-7ed20c35c9a5/ghbdfc
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff10decc40,0x7fff10decc4c,0x7fff10decc58
      2⤵
        PID:1676
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1940,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=1936 /prefetch:2
        2⤵
          PID:1660
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=1380,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2036 /prefetch:3
          2⤵
            PID:1020
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2160,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2364 /prefetch:8
            2⤵
              PID:2976
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3084,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3112 /prefetch:1
              2⤵
                PID:4272
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3104,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3256 /prefetch:1
                2⤵
                  PID:1188
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4588,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4596 /prefetch:8
                  2⤵
                    PID:3248
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4816,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4596 /prefetch:1
                    2⤵
                      PID:2188
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --field-trial-handle=4952,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4976 /prefetch:1
                      2⤵
                        PID:1292
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --field-trial-handle=4608,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3144 /prefetch:1
                        2⤵
                          PID:2252
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --field-trial-handle=4812,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4960 /prefetch:1
                          2⤵
                            PID:1228
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --field-trial-handle=4844,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4932 /prefetch:1
                            2⤵
                              PID:3832
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --field-trial-handle=4936,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=5152 /prefetch:1
                              2⤵
                                PID:3776
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --field-trial-handle=3284,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3364 /prefetch:1
                                2⤵
                                  PID:3428
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4772,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=5212 /prefetch:8
                                  2⤵
                                    PID:4056
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4912,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=5024 /prefetch:8
                                    2⤵
                                      PID:1168
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --field-trial-handle=5052,i,13704568591530280750,7255649874188483678,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3328 /prefetch:1
                                      2⤵
                                        PID:3860
                                    • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                                      "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                                      1⤵
                                        PID:1512
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                        1⤵
                                          PID:1924

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

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                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                                                Filesize

                                                649B

                                                MD5

                                                e1e47a396926d507280bcd5484a8b601

                                                SHA1

                                                f83a815c90eace3cd54725ea72de9694a8166330

                                                SHA256

                                                31b470920acd6e7c2da9d9b25628e9ab8baa9e332cfc31b7fd3b8806be8091bc

                                                SHA512

                                                c292f999832df60b18c4b91fedd4d206398f691f2e864c0e58d687bd18f8b2e9370216737eb265c5ee9eea4eb0e8d136443c92c08deb571004b97b9fa31b1a4c

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                                                Filesize

                                                120B

                                                MD5

                                                1fe1b9097046a84e5cf640415585645a

                                                SHA1

                                                33239c50a6ce46ec88ca904f429cf439c65bf8e5

                                                SHA256

                                                a500eff5684a66f11946bbfaea9f3a9eee10c4f40e51aa474345563d9d0ab56d

                                                SHA512

                                                0e9fb227f7f700e3e44883261f541c16110d878ee3ed3f79b91475a0d072948b8261eb0e2d426b14bab0db0ff8ea55d027fa358f5e5483dd65d99539f2487c21

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                                                Filesize

                                                2B

                                                MD5

                                                d751713988987e9331980363e24189ce

                                                SHA1

                                                97d170e1550eee4afc0af065b78cda302a97674c

                                                SHA256

                                                4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                                                SHA512

                                                b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                                Filesize

                                                691B

                                                MD5

                                                f0536a329a52f69fbf3f6dd21d12f7ce

                                                SHA1

                                                1ebf468d89fce13cb1025ffd58153998ece56bd6

                                                SHA256

                                                2cb58f3faae813f357cd6031b294ecb7ffb714ee933bbb5042b4cb4d842ac5ae

                                                SHA512

                                                6f0579c578f22cee2b4113726a1acc29737166b293dbc78e05efdff86c7ded0dfb048b43fc580572488dadbf6218348030e182d7286a8b781b093f9099ab0bca

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                                Filesize

                                                9KB

                                                MD5

                                                755fbe1619cb666afadb45c181e33e8f

                                                SHA1

                                                dc8095d9e183ac963f40f096dd9bc035400cc6a3

                                                SHA256

                                                4207e3b70c8b7b4841133b6c44f725b420264d603ab34cd5b4f780b77ac06e76

                                                SHA512

                                                732b4f42ac1965b55d094aadc4b7864da8ee70dfac82f63ee78fad2a50657fbb5e6a37d82a3a1b1795a62248442c4aff6198776cc5bc85dd26c9131906f1137e

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                                Filesize

                                                9KB

                                                MD5

                                                98c5a68b974e4909e348bac33c877bd5

                                                SHA1

                                                1a08d69b6a3902c8af83bfbdf6aec40e382dcc78

                                                SHA256

                                                c82e30145e78ce64289a3e900e56a50f28a17514512dc3bda49a9983ba4d5b3b

                                                SHA512

                                                9f16e6178056a536fe8efa3001c3e0cd8110e5fecc9106f239595b185b1f0a1480593f79035b26f87dee14638cf5248eb6c9c9feff245465e611ba6c292d2138

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                                Filesize

                                                9KB

                                                MD5

                                                6e5a35a2c5a196b79f739ba8904e9ab1

                                                SHA1

                                                cc5303764b630c61875608701695cc6748a46ac6

                                                SHA256

                                                a6310a2990a7bcb1126654426cbb2b3e133f6534b3e2fe640c141d8d99ebc102

                                                SHA512

                                                5756e7df0d3203fdf745658af14e1ce45a5cede779623edc6bc392c49544999428b1a2e73a254b9a5b7742890ab6459e09eb4b6702d65ab70f7eb2e8ae3a20cd

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                                Filesize

                                                101KB

                                                MD5

                                                759b9985e6f8de90cc791a938ed3166f

                                                SHA1

                                                1a913f1e819dbc168f9c1b4396d47daf95129f5b

                                                SHA256

                                                61ed541495c87ec0bffe5d8ef11661a9918a2b184317ee7f79c831552da3d188

                                                SHA512

                                                34e42f08da9ba80d4e8340c17010e91e37b60c4712faad4e44bf37aed7fd9f22e59b8201e541788d3aee58031a2e99e8c9ecd2a8fd72c0d24beb54aa44615ff1

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                                Filesize

                                                101KB

                                                MD5

                                                6a4d3394c8031e4f1a76429d1889f1b7

                                                SHA1

                                                1c8e2084a8bf819b8068a3755d75324350dba33c

                                                SHA256

                                                c58fd91c3c6d186259fc26fc232269ff5ebf773b33b5dd39ef9b2a10cf2de4bc

                                                SHA512

                                                846689e8263ff87f253eb4be84ae729a6803482d4ad2f6d0c143b10f86b1b04a5bcc03da7d976505aed03d633f0ff9692d474ec75438c0f377db1862a62fbfa8

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                                Filesize

                                                101KB

                                                MD5

                                                e4a7081743a4cfa145d66f52c7ced252

                                                SHA1

                                                844c35574d8115a24e3068b7211a6bbd399f25c7

                                                SHA256

                                                4a7da9e59ee30761e80d151b599ee2b6d8fb8d1f24a75c501e8921529d80a8aa

                                                SHA512

                                                ae2af1a73e65440e5da69770c0dcb5cc714f637352ea07897712ca690ff47219703f12ddbba12224605494804bcda6ffcf55404674fc2ec36da09dcaa5a8e657