Analysis

  • max time kernel
    60s
  • max time network
    59s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-06-2024 23:49

General

  • Target

    https://mcas-proxyweb.mcas.ms/certificate-checker?login=false&originalUrl=https%3A%2F%2Fapc01.safelinks.protection.outlook.com.mcas.ms%2F%3Furl%3Dhttps%253A%252F%252Fdocs.google.com%252Fforms%252Fd%252Fe%252F1FAIpQLSciOpt5vNtgqbWMgXS7ElASzji2vk17UuVb1MsbvhCN4r2iEw%252Fviewform%26data%3D05%257C02%257CISD-IRT%2540metrobank.com.ph%257C163f9fb4050344a9743608dc8624b7d2%257C5d21b779551047d8905fe1156023a316%257C0%257C0%257C638532739473057641%257CUnknown%257CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%253D%257C0%257C%257C%257C%26sdata%3DrtzRHLYmOoc0Apej3gsp8iFqgYNfR6nvrM16u2Pbzdg%253D%26reserved%3D0%26McasTsid%3D20893&McasCSRF=928d3f1f1a3c1fb9fd4442de689adb5d9249060cd47baa0e2b44a4e234a259db

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://mcas-proxyweb.mcas.ms/certificate-checker?login=false&originalUrl=https%3A%2F%2Fapc01.safelinks.protection.outlook.com.mcas.ms%2F%3Furl%3Dhttps%253A%252F%252Fdocs.google.com%252Fforms%252Fd%252Fe%252F1FAIpQLSciOpt5vNtgqbWMgXS7ElASzji2vk17UuVb1MsbvhCN4r2iEw%252Fviewform%26data%3D05%257C02%257CISD-IRT%2540metrobank.com.ph%257C163f9fb4050344a9743608dc8624b7d2%257C5d21b779551047d8905fe1156023a316%257C0%257C0%257C638532739473057641%257CUnknown%257CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%253D%257C0%257C%257C%257C%26sdata%3DrtzRHLYmOoc0Apej3gsp8iFqgYNfR6nvrM16u2Pbzdg%253D%26reserved%3D0%26McasTsid%3D20893&McasCSRF=928d3f1f1a3c1fb9fd4442de689adb5d9249060cd47baa0e2b44a4e234a259db
    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:4444
    • 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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff0a69ab58,0x7fff0a69ab68,0x7fff0a69ab78
      2⤵
        PID:1608
      • 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=1620 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:2
        2⤵
          PID:752
        • 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=2176 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
          2⤵
            PID:4232
          • 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 --mojo-platform-channel-handle=2244 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
            2⤵
              PID:2260
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=3040 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:1
              2⤵
                PID:2168
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3048 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:1
                2⤵
                  PID:924
                • 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=4372 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
                  2⤵
                    PID:2840
                  • 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=4544 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
                    2⤵
                      PID:4564
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=1860 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:1
                      2⤵
                        PID:2252
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4136 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:1
                        2⤵
                          PID:4572
                        • 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=4768 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
                          2⤵
                            PID:3112
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4784 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:1
                            2⤵
                              PID:1616
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4928 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
                              2⤵
                                PID:3500
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4948 --field-trial-handle=1916,i,4762825053198071748,8832614972700771471,131072 /prefetch:8
                                2⤵
                                • Modifies registry class
                                PID:3248
                            • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                              1⤵
                                PID:816

                              Network

                              MITRE ATT&CK Matrix ATT&CK v13

                              Discovery

                              Query Registry

                              1
                              T1012

                              System Information Discovery

                              1
                              T1082

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

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

                                168B

                                MD5

                                11539848c5404e9535dda6beb6c21877

                                SHA1

                                5761a80e46b2b1f24a8cfc54eb2a1770179a90aa

                                SHA256

                                b05034558fe605f8bd9d88dbc24ec484e44431438f477a047e7470481922d790

                                SHA512

                                e7482b061da48974ac780d8d74ed20cc9d02addef2178998b208b9fe9b53d86aa5e22195f33d6d296ba8ae00f34ce8712a833b0f58127135bf79308a416b26e1

                              • 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

                                356B

                                MD5

                                0c3b4b3bcd21acf5452f294653ef2ea7

                                SHA1

                                9d1b13d3fd4bc4cf92239628148493e36b101d1f

                                SHA256

                                5ba21e10e49bcd250bcab9e40d7060d6c4ae65e348239b5b1f092d48aaafff5f

                                SHA512

                                316167cd3fda39bc8fac930344a2c5c21fb65f2046f90a34545fb5cedd9dfb87571650515191ac5fe29d694890dbf6be60bd6cbb0d3e68ad034c86dea5f7a1ea

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

                                356B

                                MD5

                                3dfd8daf5afca80dfcf77a3873c22048

                                SHA1

                                e92910205ab9edf5908687137736edbc61beb819

                                SHA256

                                9597746feb0e2dbbb8f14866e8508321ca7ada3a2b0258d3deb355df3865e5e8

                                SHA512

                                9f5d3c869204847338b8d321835adb7598ac7a0592c9a988005bd2698aed9a3a78a549bdf889cfb80dde2e3af7dd46f3cd1c95b8cc93a257eaa7a30045a4f0d3

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

                                7KB

                                MD5

                                9a8830e17a20eee9b5c9056179280171

                                SHA1

                                a94aad1171d53fbe00b33d3528972fa971d3550e

                                SHA256

                                e6f13d8c4cc72712dadbcc2846f119da80f636988b056b8cdde3c42a5d5f15f5

                                SHA512

                                0ed9200cabd9713ee5316d2790f35776594145cbdb072e50b5d1c16fdc2264715883f34488cbfba216c48de7f1e286bea7eb8277cf2cc587affaef5729d8ad20

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

                                7KB

                                MD5

                                4f2406c179f178f0c7a7e767e9152c2a

                                SHA1

                                91b03c1ceece265f3fb9350a59dda3d32a7e1632

                                SHA256

                                494221a0c35686a2cb035698bae5c2eb4fe1f866bb0dcd6c4d1b71bb06a4639b

                                SHA512

                                851dcdfa055413989b3fda970d8598e4995b3e88cedcedc55624f54152dbb111bdafe71ef6438632fa2ebe84a168c5e74f6b6be8804428f0deb08f393123ad92

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

                                255KB

                                MD5

                                83441c7719a4c57bde33fe6394455c7a

                                SHA1

                                74378e8a2e60cf1575890fc43c0d296162bd0fae

                                SHA256

                                54daad922e097fe9fdaa44134c164402fac4ab215cccfae15494315a401cafae

                                SHA512

                                e009dbe17064469254faf11b8095b1ddc4124f186e07cb2c6e6b32761ae6fd196f869fda4684c19ff76a3b1da2d4a7e854a9543c41cfeb9873c9cc234a2ba39f

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache
                                Filesize

                                94KB

                                MD5

                                25cbae8f971c5b27e787a788b87c1d6b

                                SHA1

                                7bd655ea031e08828b39ec8bdf251319de82fa89

                                SHA256

                                fed3fd4f083322bbaacb0debb50b9d8f06478440abbe61141f2235e69ed2f37c

                                SHA512

                                721fe92e319806cad44af12116353b7acceb6f60b9448b320ce95a393a967bc7c6aa738190dab9db17da41b54bbaaf20e533018c2c820baa288a11d25aad4ec2

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe5826ad.TMP
                                Filesize

                                88KB

                                MD5

                                ca59545dcc443fd8a82bd8c11cfe38c9

                                SHA1

                                e9aeb02bcf7a6a6fb5bc4e483b9dd03b22391da8

                                SHA256

                                e3f90e7b5e76e17b802705b610b2da7a873becdc7fcdf8ce1ee18ad6a22774b5

                                SHA512

                                bb0fb8dbd4019012d351ccfa186e2c7924c555c62331a107ef685b82bca44ec2bf147a392467566328769543b708e8c0ea097cd5e69380346fcad12ef2c2cd72

                              • \??\pipe\crashpad_4444_QWLLPIUWCMRVIRBJ
                                MD5

                                d41d8cd98f00b204e9800998ecf8427e

                                SHA1

                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                SHA256

                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                SHA512

                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e