Analysis

  • max time kernel
    70s
  • max time network
    70s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28/06/2024, 14:40

General

  • Target

    https://studio.bluebeam.com/share/mehyt5iqfpfyfe

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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://studio.bluebeam.com/share/mehyt5iqfpfyfe
    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:228
    • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff9c24cab58,0x7ff9c24cab68,0x7ff9c24cab78
      2⤵
        PID:796
      • 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=1624 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:2
        2⤵
          PID:3044
        • 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=1952 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
          2⤵
            PID:4016
          • 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=2184 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
            2⤵
              PID:4936
            • 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=2944 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
              2⤵
                PID:1932
              • 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=3164 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                2⤵
                  PID:1500
                • 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=4312 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
                  2⤵
                    PID:4500
                  • 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=4404 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
                    2⤵
                      PID:1584
                    • 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=4436 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                      2⤵
                        PID:3416
                      • 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=4396 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                        2⤵
                          PID:4764
                        • 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=11 --mojo-platform-channel-handle=4480 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                          2⤵
                            PID:2892
                          • 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=4560 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
                            2⤵
                              PID:2292
                            • 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=4076 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
                              2⤵
                                PID:644
                              • 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=4500 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:8
                                2⤵
                                  PID:4920
                                • 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=15 --mojo-platform-channel-handle=4648 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                                  2⤵
                                    PID:4872
                                  • 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=16 --mojo-platform-channel-handle=3224 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                                    2⤵
                                      PID:1356
                                    • 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=17 --mojo-platform-channel-handle=3960 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                                      2⤵
                                        PID:2572
                                      • 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=18 --mojo-platform-channel-handle=3880 --field-trial-handle=1856,i,13633078534641683699,11772609401187243434,131072 /prefetch:1
                                        2⤵
                                          PID:4068
                                      • 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:4904

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

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                                              Downloads

                                              • 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\Preferences

                                                Filesize

                                                7KB

                                                MD5

                                                95f524ebb1bf23cc34a1e69c62e04bd0

                                                SHA1

                                                7726449119b36582ceac3910fcfdb1469215d7e7

                                                SHA256

                                                96248617be17bc731e0fbd1029a4918423c7395b982ac9c323449b2afd0e91e3

                                                SHA512

                                                1cf20afa5a692f0b22f04d1534f033a163cdbfde3b08dad6a7751bf9a615654f68d6f35b03989e04f2418bdb960253865b80d4167c01f5d9734685e65f4d159b

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

                                                Filesize

                                                131KB

                                                MD5

                                                cf8337c56d9bab084325a1f3c675abf7

                                                SHA1

                                                30d3f48effce5c65de077a52d5db86c433013ebb

                                                SHA256

                                                1f8bbdb7bcd8790b75bd45033744bb405f083e5f53f99a29cd088c097dc8aa30

                                                SHA512

                                                0721870c7cb2bcb03d588adf04c5ae9f61cc9ddd96616ed25f59440b23fdaa01c59e22bddd10bc397ded33f432b8356d72bc10bb0af8e3cb0552c94370177875

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

                                                Filesize

                                                131KB

                                                MD5

                                                97b3db5b4a9816734cc285cf2b3f0a7a

                                                SHA1

                                                9e0aa4c3a66db68809db389e0d8fdaa16ec24979

                                                SHA256

                                                695f4aefdbec785651cd2edcdb7adc80c9683e383d9a3945194d5419c461378c

                                                SHA512

                                                3414f1f27398c2b4c73ecde888ca6ace01ff3d454b5007180cf418f624e36002eb3b82c37f4591c1222ce55df4a09833dca02ecb550561654d82e0e9e4466dfd

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

                                                Filesize

                                                85KB

                                                MD5

                                                e9ef40038f91a6b1017b97fa1785a940

                                                SHA1

                                                357fcac720375d601538ee2c906948b5af4b8890

                                                SHA256

                                                9a0b5cc1e544905b48d735f2fe0a79757844d55c188fcc729cc5813a1190d40d

                                                SHA512

                                                999536cb52710e80d5a5946bea9d1809d29f929afe7beb82ed2d1ce0d1f08a2d82a5cd2e9d0d487f2d01dfd49bbbbe7f09eaa451f3adf3051de9e7ae9a444179

                                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe581fd7.TMP

                                                Filesize

                                                82KB

                                                MD5

                                                1291375462a132003e3f8a565a01108f

                                                SHA1

                                                1f6d7c57aa77e028fa3a0fd16e1e0b4e1df1dc84

                                                SHA256

                                                9198fd56b6a37d1600f3b75f2f617eb5510ddf15463c255d31cdd99b87a1197c

                                                SHA512

                                                6931f84595cf0c034922d082f60cbb86042a371ed11b8164edf6d2307de5fa10a8845b5e835d7b9bfd32ec526c2ebe957f90f345373fef85d7b2f32610a13f38