Analysis

  • max time kernel
    133s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 02:23

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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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:3680
    • 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,0x100,0x104,0x9c,0x108,0x7ffd3ba69758,0x7ffd3ba69768,0x7ffd3ba69778
      2⤵
        PID:2844
      • 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=1732 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:2
        2⤵
          PID:264
        • 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=1904 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:8
          2⤵
            PID:212
          • 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=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:8
            2⤵
              PID:1020
            • 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=2988 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:1
              2⤵
                PID:2240
              • 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=3004 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:1
                2⤵
                  PID:2444
                • 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=4696 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:8
                  2⤵
                    PID:2208
                  • 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=4988 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:8
                    2⤵
                      PID:2180
                    • 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=2348 --field-trial-handle=1972,i,16049101386667418059,4577339364155772939,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4852
                  • 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:808

                    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

                            544ba19f5787e908c4f0e7a6c5279dcd

                            SHA1

                            add0e99ce241d5c883d0c175ea0e18d94caf2626

                            SHA256

                            5f1d8a8ea0de8a054aeedc8f9c76a8b5a0748f7d2e898b1e71a76dfb8e911a0b

                            SHA512

                            5454296d46e3638697c13f5b8171cf9540a6726998401d093d72c56535632ca9bab4dd8a987aae72565642844f6d6fc51035a040fc8e91634281f4c7c998239c

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

                            Filesize

                            831B

                            MD5

                            a22605f071221ad92423936d5811e2aa

                            SHA1

                            e40cbf61ddd4366c391ab2fef2e9efae1c2d0597

                            SHA256

                            1995248988243718e6b87b7fe5d15c2c1a18849502b715c004ba2a57f879b36a

                            SHA512

                            0e8d97dad85742797f1551b23e42b29815ac04d0f9c76d7092ecc31b4b0de4c99086719dfe911520c122afb7b1468502a76289f8b2da14ec156463066eb2c7e0

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

                            Filesize

                            705B

                            MD5

                            33577c3f41da0ae73b3055a3fc8436e3

                            SHA1

                            302a7e7f2718f054fad5442386efcebde46a22b8

                            SHA256

                            887db295178f54dd8d8721dc3da99b7a5a6894434d71816a56fa4ae7394810d3

                            SHA512

                            777b13e70dc263175eab3f0f6d8c4395739a00d01ebc5ba8b0e8220a0d982c0fc1e7890f6fe5997aa01032027a433b8a5618e1de2f0663e95f0a5a8939ebf78f

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

                            Filesize

                            6KB

                            MD5

                            1b4daa30526550f0d43424bdb63f9e13

                            SHA1

                            754575af6fb87a59cd4d30046cffd9e7cc528df5

                            SHA256

                            5ba363dea09d3df1d9436c26f8e6d2047292cd3286d0c869792e205fcd805fe9

                            SHA512

                            ec9c95ad34591c20e7cf42a37fdeee1b957a7dbc62f63de4cddc2739d8e19bca831c254c3d543c11cef9d6f110071a0320612e2e8b03137de7c1284f2e819ed5

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

                            Filesize

                            128KB

                            MD5

                            930e9a927705e982972e7d9835fa21dc

                            SHA1

                            0192fcb14b7c2142c5a430b879a982df03aa45bd

                            SHA256

                            8bdc638c9c71facba6dd30a0454e582c657b82ace9a6e55ea28b2099c09c4f41

                            SHA512

                            d808890c1ae0161ae13cdd561c72bc2eae59cd31cb518e356c36e595a8cbd5aaa5128a8a34916e7f3cc2b886a837e26a3a208eb15819f679a0a57d5a77421b7f

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

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd