Analysis

  • max time kernel
    164s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2024 21:22

General

  • Target

    https://selectmedical.clairiti.com/candidate/start?oid=031cccb6-beea-43b7-baea-ec0fdc4b4186

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://selectmedical.clairiti.com/candidate/start?oid=031cccb6-beea-43b7-baea-ec0fdc4b4186
    1⤵
    • 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:4700
    • 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:7 --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=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffde41d9758,0x7ffde41d9768,0x7ffde41d9778
      2⤵
        PID:2116
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1668 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:2
        2⤵
          PID:3168
        • 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 --mojo-platform-channel-handle=2120 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:8
          2⤵
            PID:1600
          • 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=utility --mojo-platform-channel-handle=2228 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:8
            2⤵
              PID:4072
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2936 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
              2⤵
                PID:1072
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3064 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
                2⤵
                  PID:1432
                • 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 --mojo-platform-channel-handle=5340 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:8
                  2⤵
                    PID:3820
                  • 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 --mojo-platform-channel-handle=5408 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:8
                    2⤵
                      PID:1088
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=5020 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
                      2⤵
                        PID:3332
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4652 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
                        2⤵
                          PID:4844
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=5396 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
                          2⤵
                            PID:4576
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3960 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4804
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3280 --field-trial-handle=1692,i,11820652205848094854,17973944362552367899,131072 /prefetch:1
                            2⤵
                              PID:772
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:4148

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

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

                              Filesize

                              240B

                              MD5

                              db8a4dff294ed2ef8e719839e0359ad5

                              SHA1

                              51c73bfbd0f9aeb7acafdd6691261516c9f4d3e6

                              SHA256

                              329b275db78534141e6740aef50df8d1b577cc13b562142f410e13cd8ddd1bfa

                              SHA512

                              6b0476b65fd860618eb1fa4455ca80d1867333bc1a883e45da75fa834b1377f9fa0330b551502c385fde95ed55d1e5bcebfb7f8514533178e0242c6f7ab81c47

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\886e0da0-9e38-45b3-9c48-3d1c663e3595.tmp

                              Filesize

                              873B

                              MD5

                              89a028c0217b48537cca059497190a18

                              SHA1

                              4821505bd445df36f9c1c19a175df94b78ce8200

                              SHA256

                              54f9fc4727b6008618e6ec4a4fa1a800195f12eb2e6b7089e0b1391c2982c17b

                              SHA512

                              bc739b4047c361b12ecf66711105f1ea2dfa165270690ca8851483f84656c2164c666beb41de35e5dbca8ba357945dad7fbc6bc946defc1b5cc3ec210869b200

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

                              Filesize

                              1KB

                              MD5

                              30c9a534b3a77434d158cbc2ab625630

                              SHA1

                              5cfe1ca771b64477a9e18f4f1fba787601725e43

                              SHA256

                              aa328015ca17ed089ef73ab166b8d6b40ff8f93303d4b10f243a3034edab9788

                              SHA512

                              c057a8dc31439ceebde894cb6102d53cfab7162ccb0d24fb1e06bfb58c01885ab316d5534147c1c2235de7dee08cf33380fc0e9b69e809156e06d689a5b506f6

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

                              Filesize

                              1KB

                              MD5

                              71c632da8058b83ad0cf1e6d0795907f

                              SHA1

                              6c51114aef9087ea2b3c8327ceea4a99cf571d87

                              SHA256

                              13a7a1b4f3c6fca1b314e6ca3b28646cd8b70d6c9d3f57ca8700b7b084ddd5c0

                              SHA512

                              bf5054c32bf0979a53f7335d904b4164bc8fb67252f461ed7f8019f930792f7e277573b16b47a526ea8ecce6911e9b1728c282f2d3c20b987b017dfc51589193

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

                              Filesize

                              873B

                              MD5

                              1cf97ecf661c658128dc68d291861fb8

                              SHA1

                              3a84d6835038476123d824f6dc0058a5acd27bc8

                              SHA256

                              346214a55c5d73ecca93e0dbcce748d7b715a1e37aeba2eeae8cb264d1a53557

                              SHA512

                              457576a23e26d43d6370ec3783d0791635d2d84d89b357f8aff1bd57ed2aba98cbc5ac9662b477290cde5ed1f35ccb46560db47e9cbd7b18e89bce569515464a

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

                              Filesize

                              6KB

                              MD5

                              38faed885b0004809d332b59b16e8afe

                              SHA1

                              d2566c4fba4d33ad7fcf61cbf45fb686004ae98b

                              SHA256

                              42b0965ffeb53ad4b01c8ead83cbba3a37c71498407af1547abfc97a67a39392

                              SHA512

                              ea2c6a2fc78f3077239bef9747e5fb252af392020bb03d9e64f5e4e4235a65cb1979055d5cde3381326ad61999047025b69427226d457476d408359df39f505a

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

                              Filesize

                              128KB

                              MD5

                              27b4caaebfc72b39da4d4206a6308e18

                              SHA1

                              68427746fe1a6d1a5546039a8dbdd81e1acba140

                              SHA256

                              9068b7d57d4bd7d4c21cc360ed06d43e72dc9727f0a8cc0d869348c96cc8886a

                              SHA512

                              30b7891906ab7b8e10fd1202c34f097cd8adba7d81cdf19cf66df20588d971d52d1303cab17b56c20581d2283fc48521b3568e43772654ca52bb7c120bcbfe0b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd