Analysis

  • max time kernel
    300s
  • max time network
    295s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    29/05/2023, 21:22

General

  • Target

    https://bzjospk.cn/DjIxqb0W/brouuy/?_t=1682816660813

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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://bzjospk.cn/DjIxqb0W/brouuy/?_t=1682816660813
    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:8
    • 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffd52f59758,0x7ffd52f59768,0x7ffd52f59778
      2⤵
        PID:3240
      • 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=1884 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
        2⤵
          PID:3908
        • 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=1640 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:2
          2⤵
            PID:4000
          • 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=1996 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
            2⤵
              PID:4744
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2988 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:1
              2⤵
                PID:4556
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2972 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:1
                2⤵
                  PID:4720
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4388 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:1
                  2⤵
                    PID:4728
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4400 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:1
                    2⤵
                      PID:4376
                    • 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=4876 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
                      2⤵
                        PID:4260
                      • 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=5024 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
                        2⤵
                          PID:4268
                        • 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=5032 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
                          2⤵
                            PID:780
                          • 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=5028 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:8
                            2⤵
                              PID:788
                            • 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=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5072 --field-trial-handle=1816,i,7369392169586232833,17976940858068952120,131072 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2136
                          • 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:1812

                            Network

                                  MITRE ATT&CK Enterprise v6

                                  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

                                    288B

                                    MD5

                                    3eb39c87a43f61c580dd74378dbf68f7

                                    SHA1

                                    f0a0669da1466da2cf596145769503d0ef390abb

                                    SHA256

                                    980cf50931bc8fb053f78314558728bfef2c82e77d0443da9f29be74123eba07

                                    SHA512

                                    852561cf039ceb46b3635e8561443dac945fb6afe7cd02cc0310e01e0dbb66a038b162a534ce3077023d4bb5948530cc7e68493469f782be3f4e5e8b8d84de06

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\4f5a111a-eb60-4539-97a7-cbb55d66cea6.tmp

                                    Filesize

                                    2KB

                                    MD5

                                    f7190c2fa4e180db9a0c3d8b91376aa0

                                    SHA1

                                    b93572f3a090315fad61a5fcbd51a8d114cdc6cd

                                    SHA256

                                    cb0f56f0a53877487f2f563a42d744be5a5eef162074bbf32214d0fb6d65a96c

                                    SHA512

                                    a6d594c5ae0fafa46addc6da1fcdddde9f1e9ff6b087e639ac0f53a73248a7d2c6124185a90e9de6680ad059cf941249a5da01327cc88e36b2787ccfb1ba5550

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

                                    Filesize

                                    2KB

                                    MD5

                                    9f03fc75ecdf386bf9e19acec58ec11a

                                    SHA1

                                    fca43ddc17592a4dbabd965bb4cd8c9934836440

                                    SHA256

                                    07456d04ab3e6ae189c582c5ac61605b9b71079d23c5f56277fb38f3718ef183

                                    SHA512

                                    9f86fde7fb7f7ebcff56a3ad6ca78aa92b377cf5ea3b3628513aca6830af7c32008cfac3a2d767e7c7a81315a3b7577e30f350dbfd336f31386585730f165f48

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

                                    Filesize

                                    2KB

                                    MD5

                                    e0ed123f4b2d69dec68a1817ebd4a647

                                    SHA1

                                    65419e6166aba3f79e107352b7fdb5bf3dc253f7

                                    SHA256

                                    d9ef8d19618493fd9a9eab489e2b6e0b35aefd9e4071f89b0281c80ace47ee17

                                    SHA512

                                    81ad4bd8772c85df4c6420728432ce45f3689f99ae42e99257da2bba0540b2bb6b08eb339ce685acac3ea7c3c07e1b873c81a4648877d0f44c94846c02a6d50e

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

                                    Filesize

                                    707B

                                    MD5

                                    741baba11b5db61fcea68435946d3355

                                    SHA1

                                    92572914b5f9034e7b2f1a47873bf3a1d355e879

                                    SHA256

                                    927d666377415ab68b1b6648ed55e1b20b621caaf7ddf294b0230151389269d8

                                    SHA512

                                    ade882603f738000168023628e85687a696bb508dd47a8e46f7bceb3da7b5fea2a2b8d498a4cfe8dc81844105ebb36b12707fdbd6b27dac5b2a2cb66aae7d9d5

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

                                    Filesize

                                    6KB

                                    MD5

                                    6662c02715c5bdd574243fe6eb1713dd

                                    SHA1

                                    a59c70411d073af068882a69aa4db86866107857

                                    SHA256

                                    77a7fca526cc8d578bad7daf8b4c93341bee02af01b6b1093e381882f1cced2b

                                    SHA512

                                    daff9258da82d9c0f249455198f90c33659f85f39c0932bbeddf761f40bcdd8b68dd02d7eaa760bbf48ac2b4aae6511fac38a7101e4bb6b746cd90853b9b6e63

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

                                    Filesize

                                    156KB

                                    MD5

                                    03e04195bd07c54821c0dffae2103d3a

                                    SHA1

                                    f84f9c470d0e15da8e5493c264c55f79c936d54d

                                    SHA256

                                    ab59c84d4d09eef57e601eadfd0c999922e68a39555eaa149b44cc0d4ccef2bd

                                    SHA512

                                    b54d1d301345c14e643a0c6de567107a77c96e90a08d942b063c73a9ebec22daef339792c54c2ff72eb48358474bdbe0d2a5b304d71cc0e8aaf1043c0757eecd

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

                                    Filesize

                                    156KB

                                    MD5

                                    08507ed54af004e86d70575042a390b0

                                    SHA1

                                    d0d95db3fd0df67ace72583858d1f275c04d5270

                                    SHA256

                                    2ed5acb69111999cbef7ac5d58a9240a12592d49da9d48793501bc1e748bca4a

                                    SHA512

                                    29b74f8420801355e15d3c22e656c0cb430666199c6bffee16700e5144f6038cb2e6b6a69407aacc89233bb068e591bb12bd440bb8c87d4a2ed4c76a9f9e3e45

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

                                    Filesize

                                    156KB

                                    MD5

                                    1aceb1b6a7dbea3e1416faa32c610b98

                                    SHA1

                                    569fa99c75caa9f7ca4747ee5af41c3f7a57bc1f

                                    SHA256

                                    4e41c4763876aed6ad0ba81123958ed745ed2f9159f386517f22b1b12d24d170

                                    SHA512

                                    1cb53f1ac672e8e7c98d373b6dcc26b46a9ebb0457cd992eb984862b1023828d36921d3d7b97119e9855876d495d08095e1b0baa644cccacc00d57ef8f38696f

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

                                    Filesize

                                    72KB

                                    MD5

                                    a2dc68e25fb3afa212474f7ca2381734

                                    SHA1

                                    ea2c1088e45a091e9edde3bdd50a74e8dd1897df

                                    SHA256

                                    9f98374625bfb960ba1ea4cf93e62f88d00175aefb3107f9f7873921eaefab1e

                                    SHA512

                                    cbefb1ae4628baa21acf667aa5f0149e88a519a84da31ff7c26dc92812c7535a8f641028a1f339fc21d494dbe9bfd2ae6be94a5d20a5fb26a0cad292c69826f2

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

                                    Filesize

                                    2B

                                    MD5

                                    99914b932bd37a50b983c5e7c90ae93b

                                    SHA1

                                    bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                    SHA256

                                    44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                    SHA512

                                    27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd