Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 02:00

General

  • Target
    https://www.paypal.com/au/smarthelp/contact-us?locale.x=en_AU&v=1&utm_source=unp&utm_medium=email&utm_campaign=RT002546&utm_unptid=1ad9cbda-9fe9-11ee-82ef-3cfdfeef7f55&ppid=RT002546&cnac=AU&rsta=en_AU%28en-AU%29&cust=&unptid=1ad9cbda-9fe9-11ee-82ef-3cfdfeef7f55&calc=8edf7a21152dc&unp_tpcid=online-user-agreement-change-email&page=main%3Aemail%3ART002546&pgrp=main%3Aemail&e=cl&mchn=em&s=ci&mail=sys&appVersion=1.222.0&xt=104038%2C127632
  • Sample231222-cfccyahab8
Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand paypal.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://www.paypal.com/au/smarthelp/contact-us?locale.x=en_AU&v=1&utm_source=unp&utm_medium=email&utm_campaign=RT002546&utm_unptid=1ad9cbda-9fe9-11ee-82ef-3cfdfeef7f55&ppid=RT002546&cnac=AU&rsta=en_AU%28en-AU%29&cust=&unptid=1ad9cbda-9fe9-11ee-82ef-3cfdfeef7f55&calc=8edf7a21152dc&unp_tpcid=online-user-agreement-change-email&page=main%3Aemail%3ART002546&pgrp=main%3Aemail&e=cl&mchn=em&s=ci&mail=sys&appVersion=1.222.0&xt=104038%2C127632
    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:3556
    • 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,0x100,0x104,0xe0,0x108,0x7ff93ad59758,0x7ff93ad59768,0x7ff93ad59778
      2⤵
        PID:840
      • 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=1764 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:2
        2⤵
          PID:452
        • 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=2164 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:8
          2⤵
            PID:1632
          • 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=2260 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:8
            2⤵
              PID:688
            • 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=3096 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:1
              2⤵
                PID:4852
              • 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=3104 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:1
                2⤵
                  PID:888
                • 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=7 --mojo-platform-channel-handle=5248 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:1
                  2⤵
                    PID:2636
                  • 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=5588 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:8
                    2⤵
                      PID:3456
                    • 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=5104 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:8
                      2⤵
                        PID:3884
                      • 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=5016 --field-trial-handle=1916,i,12803363300151123721,5828897988919263195,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:3184
                    • 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:972

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            f_00001a

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_00001a
                            • Size 201KB
                            • SHA256 6a55e169bc14e97dfcd7352b9bc4b834da37dd1e561282d8f2cc1dbf9964d29a
                            • MD5 SHA1 SHA512 SSDEEP

                            the-real-index

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                            • Size 624B
                            • SHA256 3f48b29cdd8206b5b119e9f4be43172c3f0bbcbbad23f5a6b708023be1243972
                            • MD5 SHA1 SHA512

                            Network Persistent State

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                            • Size 1KB
                            • SHA256 5a1791fb9cc99a12fba4f7eb6cdf95d514097279ca2fb22f7e8b071814b99ebe
                            • MD5 SHA1 SHA512

                            Network Persistent State

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                            • Size 2KB
                            • SHA256 944f94415d3cef8774cfd9d606bd467de798d4ff3ac3d823aeeb0fc7fd7254ed
                            • MD5 SHA1 SHA512

                            TransportSecurity

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                            • Size 1KB
                            • SHA256 8e60b138b114e182b2ed17b99274132e85a0710e034bd08a293962f73bcd3cf6
                            • MD5 SHA1 SHA512

                            TransportSecurity

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                            • Size 1KB
                            • SHA256 0cf81646918f129e03f0093c77446b1fcce593ba4b23bf15259368a2a4975e91
                            • MD5 SHA1 SHA512

                            Preferences

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                            • Size 6KB
                            • SHA256 1605064c7e7f8c61dba882b19c59e52912503468c717977c023e8bc5958557b1
                            • MD5 SHA1 SHA512 SSDEEP

                            Preferences

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                            • Size 6KB
                            • SHA256 56c2fd9e5ce72f1189c60e4df4b7c1a606441ddb3287eca9601c568f45a986c9
                            • MD5 SHA1 SHA512 SSDEEP

                            Preferences

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                            • Size 5KB
                            • SHA256 8fbd9dc421b9271cb77f263a30b38673d1bec4e5e3a68adffb5f1ea204778144
                            • MD5 SHA1 SHA512 SSDEEP

                            Local State

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                            • Size 114KB
                            • SHA256 c9352ff9c5d0b62ae4c6a7ff15e14e3cbeb5a39ae9c327bbd6467063a84be484
                            • MD5 SHA1 SHA512 SSDEEP

                            persisted_first_party_sets.json

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json
                            • Size 2B
                            • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                            • MD5 SHA1 SHA512