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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2023, 07:09

General

  • Target

    https://bs.serving-sys.com/Serving/adServer.bs?cn=brd&PluID=0&Pos=20&EyeblasterID=1086486580&clk=1&ctick=00484900&rtu=http%3A%2F%2F66lalj.gcnah.iepsantalucia.edu.pe%2FbGVlX2JveWRAYmlvLXJhZC5jb20=

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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://bs.serving-sys.com/Serving/adServer.bs?cn=brd&PluID=0&Pos=20&EyeblasterID=1086486580&clk=1&ctick=00484900&rtu=http%3A%2F%2F66lalj.gcnah.iepsantalucia.edu.pe%2FbGVlX2JveWRAYmlvLXJhZC5jb20=
    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:2952
    • 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,0x100,0x104,0xb4,0x108,0x7ff85c8d9758,0x7ff85c8d9768,0x7ff85c8d9778
      2⤵
        PID:3244
      • 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=1788 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:2
        2⤵
          PID:2140
        • 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=2164 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:8
          2⤵
            PID:1248
          • 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=2224 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:8
            2⤵
              PID:624
            • 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=3096 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
              2⤵
                PID:1776
              • 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=3104 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
                2⤵
                  PID:2464
                • 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=4568 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
                  2⤵
                    PID:896
                  • 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=4828 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
                    2⤵
                      PID:1612
                    • 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=9 --mojo-platform-channel-handle=5020 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
                      2⤵
                        PID:4456
                      • 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=10 --mojo-platform-channel-handle=3748 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:1
                        2⤵
                          PID:2544
                        • 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=4548 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:8
                          2⤵
                            PID:2336
                          • 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=3100 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:8
                            2⤵
                              PID:1720
                            • 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=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1792 --field-trial-handle=1820,i,9546119822188049557,15320924940840478968,131072 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:896
                          • 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:4980

                            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

                              192B

                              MD5

                              5c6026845f7bc73d4be2e2866c43d0ad

                              SHA1

                              92ae8f6f2003a4b85311633016ce566c6e45bf7b

                              SHA256

                              4cf5354769e7cc30d54645812a4243405f1d7094f18b0dc38cce41a56759ce96

                              SHA512

                              7829bd80d8be1f1b6cdceda46fad70707f37893e26dee1d720dbc1a9fcc340b8ea6545192a16487c9bb9676587cd2f5a098ff59a10d93601b769a08748885888

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

                              Filesize

                              1KB

                              MD5

                              15f362507af0964dc5164a974cd4bb34

                              SHA1

                              6b8d429f478809cc81e69912d61767fed94003d0

                              SHA256

                              986a375a33ad659510523eeacaf90f82a50a6a716ba472cfe038ed4c6b98ceef

                              SHA512

                              8b0e542113c5f46089cbc2501867a0972260cd276f4edd6909e52054dccbdb918f4a3e4c8af3f183ef1e5ed3d90fce81c13388d93ee21680ac2078c153314395

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

                              Filesize

                              1KB

                              MD5

                              6e4107333846aead47ed67a402802974

                              SHA1

                              0a67e6d2aa7b54da0e7345776664967bb779d134

                              SHA256

                              b1d414ea9d470837f99fe2bd4ceb5a598fa5bd4541f606866d90f0b5a4afc40f

                              SHA512

                              c6e388e0270704442aa36f61622374f12348952adbb2d46cfe2867f9c299a31e3386e43162e6049c6f2b4e12bdab1de21747f8b1be5cb9046833bbc378224d2a

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

                              Filesize

                              1KB

                              MD5

                              d6b513123f2104d98d02875d2893f6ff

                              SHA1

                              86ed2aa436b8bc2fa352bb3e158421a1029ee55e

                              SHA256

                              a28c427dbe9d140d6d095bb84957703e334b7cbfe4a47ef2aa0c51321dae8eb2

                              SHA512

                              7021a4315f595f8e740807d990e17bca25e5f91bf10cf0c86e6f4844d13126b570e0b16d4146eb41fa87332c98c18a544baaa7f26c47a1baeb61a0fc820a1809

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

                              Filesize

                              6KB

                              MD5

                              a8662ee135d9dfaeb138866992df8982

                              SHA1

                              7a789da3896841320de36ec784e35bbd7c5dae63

                              SHA256

                              dcd18393664f97ff25e9449b3bb203ac272760ce04da0e8b2126f97dcdd6fddb

                              SHA512

                              896ab6c4bd5c4c469e7bb88836f1174a432fb12fac53ee950bd549712fa4bf420531dbea93822f2910f524803661b2bfa30866f0c9942999c1ce31db0b136403

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

                              Filesize

                              147KB

                              MD5

                              08dea5385d15b04e5f038ff413dee62d

                              SHA1

                              5d36306fcf8b556234e822fe0672401d45cc3084

                              SHA256

                              83cdff6cd11c912e856e1a404e65cf9ce34a93d9e142485781ad665e6d067230

                              SHA512

                              be1bd549809f623cfe4f5df161f7364acdd8784a1bb6abd122af98023612c3197d213017d4ff53c9ae1471c84b116b603e7f948fc0ac309b392d2d9b8bde0028

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

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd