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Analysis

  • max time kernel
    29s
  • max time network
    30s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/06/2024, 18:22

General

  • Target

    https://emails.browserstack.com/t/111780/sc/1b953e77-8396-4664-9925-39cd1e882f77/NB2HI4DTHIXS653XO4XGE4TPO5ZWK4TTORQWG2ZOMNXW2L3VONSXE4ZPONUWO3S7OVYD643COJRT2MKXLJSHA6LPJZFGCQRVGRNFE4LTNFSU4VLYIESTGRBFGNCCKMRUMNIS2VSCJJVUYU3MJZGXGWBNJ5CECOCOMZTSKM2EEUZUI===/MU4WEZRUMQ3TMMJXGVSDKNBSHA3DSM3DGE3DGMDBGNQTSYZYGBRTKNTCGMZTAYLD/www-browserstack-com-users-sign_up

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://emails.browserstack.com/t/111780/sc/1b953e77-8396-4664-9925-39cd1e882f77/NB2HI4DTHIXS653XO4XGE4TPO5ZWK4TTORQWG2ZOMNXW2L3VONSXE4ZPONUWO3S7OVYD643COJRT2MKXLJSHA6LPJZFGCQRVGRNFE4LTNFSU4VLYIESTGRBFGNCCKMRUMNIS2VSCJJVUYU3MJZGXGWBNJ5CECOCOMZTSKM2EEUZUI===/MU4WEZRUMQ3TMMJXGVSDKNBSHA3DSM3DGE3DGMDBGNQTSYZYGBRTKNTCGMZTAYLD/www-browserstack-com-users-sign_up
    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:4560
    • 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,0x100,0x104,0x9c,0x108,0x7ffea6e7ab58,0x7ffea6e7ab68,0x7ffea6e7ab78
      2⤵
        PID:404
      • 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=1604 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:2
        2⤵
          PID:1424
        • 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=1872 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:8
          2⤵
            PID:2560
          • 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=1740 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:8
            2⤵
              PID:2904
            • 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=3000 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:1
              2⤵
                PID:4192
              • 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=3008 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:1
                2⤵
                  PID:2792
                • 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=4360 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:8
                  2⤵
                    PID:1768
                  • 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=4512 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:8
                    2⤵
                      PID:1416
                    • 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=4660 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:1
                      2⤵
                        PID:2548
                      • 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=4520 --field-trial-handle=1864,i,12306126723878678515,17226447041241823517,131072 /prefetch:1
                        2⤵
                          PID:3312
                      • 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:1272

                        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

                          b636060c83bb9d3c3b5de0a8b5151eb1

                          SHA1

                          c39342af95ee1ae47d4d293f4d0f53ec38bb4a85

                          SHA256

                          fdd8e8fc3ebfd023fe8be8220036749101469db6b83dfd720c39faec44fc4059

                          SHA512

                          ee09b9b34c631954e738b0ddc8494d086e70478c7203fb3d1cfc89db0bbd8a7541de3638c36e15b392d0810d0551221c3690ec82c384afc59ff9b907c370a9a4

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

                          Filesize

                          255KB

                          MD5

                          de862b303f08891af5f7114fe4580e06

                          SHA1

                          c64a5edfe8adc706af8848f0444abc1983e2e6c1

                          SHA256

                          f7894259ac994fa33471716a080a9be2146695c636a58a079f05182555b946ab

                          SHA512

                          9541603f3ea9ba4d05d2f6b38d1654877cb4eac9e8d9724a4ecae5d2791e70cbcd23a72f12f0cd2cb41dc00ff0fe7cd8233c52053ba2a2edc13bd4226cb52855