Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 02:22

General

  • Target

    https://na4.docusign.net/Signing/EmailStart.aspx?a=0ab99769-87fa-4b5d-a304-363087db99f1&acct=ca071203-7ee2-4d4f-ade4-f87381a69497&er=8e9b4cbf-0f75-40c9-a6b8-c66b946fc9c9

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand docusign.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://na4.docusign.net/Signing/EmailStart.aspx?a=0ab99769-87fa-4b5d-a304-363087db99f1&acct=ca071203-7ee2-4d4f-ade4-f87381a69497&er=8e9b4cbf-0f75-40c9-a6b8-c66b946fc9c9
    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:5040
    • 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,0x100,0x104,0xd8,0x108,0x7ff983be9758,0x7ff983be9768,0x7ff983be9778
      2⤵
        PID:4996
      • 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=1712 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:2
        2⤵
          PID:404
        • 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=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:8
          2⤵
            PID:548
          • 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=1844 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:8
            2⤵
              PID:2344
            • 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=2808 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:1
              2⤵
                PID:3824
              • 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=2816 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:1
                2⤵
                  PID:2736
                • 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=4628 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:8
                  2⤵
                    PID:2088
                  • 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=4968 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:8
                    2⤵
                      PID:3892
                    • 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=2152 --field-trial-handle=1880,i,16340175526677590546,2819626908886278830,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3960
                  • 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:4852

                    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

                            96B

                            MD5

                            97ac33c665a6cc9d11c587e916ae120e

                            SHA1

                            a08dbef7c09037f35aa5c81ab7077c2804a50693

                            SHA256

                            664bb8c11a5cac10fccfc2ac8c32f30f3e0fca30b68c62bf88bdd1f87bf8059a

                            SHA512

                            b01ad93389bd04008720678dda58e242e2df56bf2f287b2e9efdf2807e2c349fc4746f7b272796a014b2dcbe10bddec43107209e916d10241c939f59ad8026c7

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

                            Filesize

                            977B

                            MD5

                            c20715899b87bfb947b879d414a42f08

                            SHA1

                            4d27ef5f140597b45de158f412ebd788e8413165

                            SHA256

                            a38c6f7879a8b56ca664c2cd0abd20aec93cd6356b1123ebc973a70f106222d8

                            SHA512

                            2d75d14e17fa993e6aaa0816807800bf321007b63e8f7e30e6478edfa8f6a0ee9cc58417cec15b6a93dd450e358a0b1544fa498afd95355bfe994c9a4f8b98bf

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

                            Filesize

                            705B

                            MD5

                            38382dbe8dc1aab2903acd0498ea56ee

                            SHA1

                            1a8356cf255cc6baabc8989084ed900c3dfd1f3c

                            SHA256

                            b755f6c1ca351d15bc7bb20ec0bc9030b97bf6efdc10315fe24fc57b5aac361c

                            SHA512

                            081633f163e29d7c23417de18f18a96f973a5469238d17881c0608ff35e5c9a40765ee19a1f09dfa888a1c69a3714608f1e447f9161ee832a84bfc909f5846d6

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

                            Filesize

                            6KB

                            MD5

                            dd2f02c01ac3740deb9d57a531810e09

                            SHA1

                            741248150a14cbe449895513d6f980a65b7ecfdb

                            SHA256

                            c116f38bc26edd945c5b8e0e8f74dbebc6ed499c4885a6660a741484b5703505

                            SHA512

                            d50ba2bba2ede091e3f40a63d9c8bd921ceaf65b51a175e6bb1d6542c519e4bbfaff235678e114ff822278f0bbc0d630f2a3d1c40ecc1c0f474df7fa06c06b46

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

                            Filesize

                            114KB

                            MD5

                            9f8ff04e11f7c65661c35b8d23985fed

                            SHA1

                            a2b0ae29654c1bc5d45cde00c008862a5ffaae05

                            SHA256

                            2f57d7400d4bfbaff24b7b4db405d29956c7e698577416de0b4e6ee85d7a827a

                            SHA512

                            0beeffc99f70297a7b3ee6a2d88019dd251bcb71fbfa44f341bd080fc523b44268803d1c887ce22a73c54d6ef68ca8f58c836219158baee7df98a858b576fc11

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

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd