Analysis

  • max time kernel
    118s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2024 17:43

General

  • Target

    https://letguest-rsvpnow.info/

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 2 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://letguest-rsvpnow.info/
    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:4208
    • 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,0x100,0x104,0xd8,0x108,0x7ffa67819758,0x7ffa67819768,0x7ffa67819778
      2⤵
        PID:4288
      • 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=2020 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:8
        2⤵
          PID:2340
        • 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=1740 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:2
          2⤵
            PID:928
          • 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=2228 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:8
            2⤵
              PID:4016
            • 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=3036 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:1
              2⤵
                PID:1248
              • 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=3028 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:1
                2⤵
                  PID:4656
                • 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=4820 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:8
                  2⤵
                    PID:5112
                  • 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=5468 --field-trial-handle=1884,i,7835031692858032215,17782442571958999574,131072 /prefetch:8
                    2⤵
                      PID:872
                  • 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:1676

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

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

                      Filesize

                      6KB

                      MD5

                      287cf92cc10c6684e7ae08eb7932c274

                      SHA1

                      8c34094f0d9199494f640c91254ae01cb72b98b5

                      SHA256

                      5b25516304254a60d950cc1c7ccb3ef8d94982fabed29050032292275a59effc

                      SHA512

                      42a24baa1b1d264670fbc811a0057176fcbe5be57d1d1b8962ee858b233f48daa206921edca1d572faf634b27cb51434e24edd582a7717ce994ffd1f21975143

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

                      Filesize

                      6KB

                      MD5

                      005bcfcfcad089aeb725cb583c7610c4

                      SHA1

                      62e38e8b131548065da0670242388144789fc575

                      SHA256

                      de1219dbbbf9b9c3a869f11fa1e17761f6ce417e2d47e4ccb66e3134327da5da

                      SHA512

                      90f066f3a551eb029170397339ab43c37582549d4513c86bfcf153da7a1a2873e5b657e013b5cbec8c282ca1fd3fb0ddd5ec7400dae70bd7807d532a79301c35

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

                      Filesize

                      114KB

                      MD5

                      a68050e1890a47bfc49d79227ae38323

                      SHA1

                      e296825c00fc927f5295593ef68a3ff0afa9bf46

                      SHA256

                      f68f9021d68e4e405af2f196023d7ee825288cbff2f7a77df4e2fd62342c2ab2

                      SHA512

                      b8b50e40a1ab1b02a0a6f586032b1fab30206459d838db3345d01432b39f130f045c318079dd858a9aca0bf895f8f0776994d1e4474834e784639c7a4bd86093

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

                      Filesize

                      2B

                      MD5

                      99914b932bd37a50b983c5e7c90ae93b

                      SHA1

                      bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                      SHA256

                      44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                      SHA512

                      27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd