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Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 17:24

General

  • Target

    https://support.cloudflare.com/hc/en-us?utm_medium=email&utm_source=transactional&utm_campaign=ca-update-ns

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 6 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://support.cloudflare.com/hc/en-us?utm_medium=email&utm_source=transactional&utm_campaign=ca-update-ns
    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:4508
    • 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,0x100,0x104,0xd8,0x108,0x7ffc4ec4ab58,0x7ffc4ec4ab68,0x7ffc4ec4ab78
      2⤵
        PID:4008
      • 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=1700 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:2
        2⤵
          PID:608
        • 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=2156 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
          2⤵
            PID:428
          • 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=2224 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
            2⤵
              PID:4584
            • 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=2916 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:1
              2⤵
                PID:2900
              • 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=2924 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:1
                2⤵
                  PID:1912
                • 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=4080 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
                  2⤵
                    PID:4332
                  • 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=4704 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
                    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.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4168 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
                      2⤵
                        PID:4588
                      • 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=4724 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
                        2⤵
                          PID:2720
                        • 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=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:8
                          2⤵
                            PID:408
                          • 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=952 --field-trial-handle=1952,i,17991534949628402551,3818807363060524047,131072 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1860
                        • 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:1936

                          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

                            432B

                            MD5

                            6448c8e4772250ac936f026fb953c2d6

                            SHA1

                            37fd1ba58122c427f4ddadc2d078ba5dd3c38d1f

                            SHA256

                            dfbc3eab5ad2fd4c3cfa2cdd32ce3fe93d3a107b34553977787c39985d5f7cad

                            SHA512

                            64f38ddb3a6a267ef41be80f6194b5adbf98213966155acb7d824cce58afbf7e6cd81330461d64551159f87ae195fed7968ecaa6a21ffb0c83b2adb10ecc13b9

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

                            Filesize

                            3KB

                            MD5

                            22097e489c00f0100960ad70c2c2d356

                            SHA1

                            d7f6dce9d2d0d83182d1e39024ca4ffb1cbda8cd

                            SHA256

                            20434854041792fe172ea03ee472320d16a513fac0671a68b6dd2a05fd183818

                            SHA512

                            b1759cd8fb795c09871fcf83550d3ba859191a03a1e485236f2edf6da8408ece7b3363c9f3edc0acc75d013dad936189a06a86b944d30f621917a10ae476a81a

                          • 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

                            1KB

                            MD5

                            df86675add1b718c4f90666735dc1e00

                            SHA1

                            b40fe8f099ed186927f7ab5aa300bdb3bb4ec2ae

                            SHA256

                            e197121298719ca479263ee81110087e9e902ece89252845292a2ce5f2cf713f

                            SHA512

                            ad6d348f28725e9fdd882846314ccce3b849b8f355c54c8ff7911a8a850ed660923d86d59b9adfa00ae8b1e43a24bb9fd77d43a830ed04a562792b0addeb22bf

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

                            Filesize

                            7KB

                            MD5

                            9ef2d4eaa3351222de47c8425d62b97e

                            SHA1

                            3d85ffd14a964f68acfa039bb64542b0fdfa60e0

                            SHA256

                            50fcf3ababcd1f83149f9220ec25386c4a99a78939035b9619b515a88725f801

                            SHA512

                            9ad297cf9c6f8d00c0f0b2ce4bcc2d3ef83397c12e3fc8b58ab1cfea8991f6635b5fdfdd3acc8f22bc1a45d43241e842eb80565b0db217047a992e2f05323b9c

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

                            Filesize

                            257KB

                            MD5

                            01807be23d713566411f7db107e726b8

                            SHA1

                            9a76a3f0efae6ebfb36a5b5daf987aa897e5a2bf

                            SHA256

                            1ec734cd25277fe07ec7e23f836b119e8fb1594c748ad6262b99842aad7b2cd4

                            SHA512

                            a3f3eaf9062fd131fac5d346eafb6d9ca53e23373f6d525969c8f2e809c17aef544c11858cff6c8fb0298f170df588624b0b7e2ac8f23aaa5fcb8989079df808

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

                            Filesize

                            257KB

                            MD5

                            9e5c1f9b8e2510fa30f3150f34ff77bb

                            SHA1

                            af8c8414732ab1eae9923ee1fa141d1e9cf2d1b7

                            SHA256

                            97ad8d80942aed28ef7109298eb6f1facca6def29d3f2035adee056f876ab653

                            SHA512

                            2e56c94a38e6ba2e194ba847772e51d969c8a702332ae5c4d454da344a6e3076e6c82ef24306ad79002c2e025c45f11ea8f0e39aa80385a1938ef47cd57c4f2f

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

                            Filesize

                            257KB

                            MD5

                            4e445601f67a4a4d2149338a7b677b9a

                            SHA1

                            bf7ead2646cbd76851b79ec50af7a11c25d1ae40

                            SHA256

                            8c7523355900e409f1eb44ff31bed4fb71d3d48ddaedf447686877b772bc142e

                            SHA512

                            faf4eca9ba2667181a044fcd13f3cb7ae1cc8a1c9553bc2d8821e05f01e33b3da1533713a28b1e61001d32740b6f65c548942fc02a355d3b948e1cb168863b34

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

                            Filesize

                            94KB

                            MD5

                            61894e85406cef87964c6fb1ccb02f76

                            SHA1

                            a79512efb11ee7bbc73402397070355fc4130ef5

                            SHA256

                            ba602da421236801a7eaf22c1463e3058693e8852a9a080ed326c8dc05a46906

                            SHA512

                            442e8f3df683ece2fed2282b0ea6c23ee14a8901a46b4bf98be889d023971c2004b0e8cae13be062ebefae8451c89a4d71e84b66c62be6bc28bf1aa9e59b6b97

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe57db8b.TMP

                            Filesize

                            91KB

                            MD5

                            a9813b720651e5f26bd9527ecf809c6a

                            SHA1

                            7bf8c69f1e4dd48e72e15b7a7e6752273db101f0

                            SHA256

                            cc9c8e9507ed3e69694ca36a9be1f289e786cde54b9d082e944fd5bd93766e41

                            SHA512

                            af6d9ec61efee64be6b684add200500085cfbb058e5fe857470e662df776cc849f7c3836eab2d85d84bb26478bbb753c525ab8c7cb72faba210b8154fb5ade0c