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Analysis

  • max time kernel
    59s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2023, 23:12

General

  • Target

    Mailbox..html

  • Size

    4KB

  • MD5

    b47007ab8acd286f056b03a9fe942147

  • SHA1

    23a73c944146db67fde77e0436173b4ca1b226e8

  • SHA256

    63af8ce942c2253a75d6ff21776131c1373e79f52e0c5832e2f94b1e504749dc

  • SHA512

    80a151f4d5aa40ba0c9ba385481e2adc7c1209bf6f4713461a56f2abda1f7ac8a93cae5daa5b93cfbac454c45e13e321e82ba9de6326bd713c8ec240642bab4d

  • SSDEEP

    96:tBRzXGGgG2F850fVpwXFy1mfJd4kEt660FLBWJPS8:tLzgG2F850fk0sPkF3

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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" C:\Users\Admin\AppData\Local\Temp\Mailbox..html
    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:224
    • 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,0x100,0x104,0xb4,0x108,0x7ff9d90d9758,0x7ff9d90d9768,0x7ff9d90d9778
      2⤵
        PID:1088
      • 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=1720 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:2
        2⤵
          PID:2456
        • 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=2144 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:8
          2⤵
            PID:2172
          • 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=1256 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:8
            2⤵
              PID:2860
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3164 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:1
              2⤵
                PID:4968
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3156 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:1
                2⤵
                  PID:4268
                • 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=4844 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:8
                  2⤵
                    PID:4788
                  • 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=4940 --field-trial-handle=1808,i,16843602459933576483,9589663354975709949,131072 /prefetch:8
                    2⤵
                      PID:3180
                  • 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:2060

                    Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

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                    Downloads

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

                      Filesize

                      4KB

                      MD5

                      56e26e0303aed0e4aeb871b59440ce01

                      SHA1

                      8b8297f6cb3084af1c47186fd6d0823431c83c4b

                      SHA256

                      961037a802d2ed21f34e89f0d1ce5420dee6f6ce33ee3f222e28e4487dbf35c4

                      SHA512

                      c07f0b88a4195c19bee598788036b326382762e9214abd59984243cd1437713c3f7feca5da4d457e8327e0c76901de4874d2f24cbeb5e633d9dd5f886b879094

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

                      Filesize

                      4KB

                      MD5

                      867a6850378f9baaa349a53e6921294d

                      SHA1

                      c3ef4d42222c74dd8585afa6ee7e6c2ff88b18bc

                      SHA256

                      05eb9571aecb09729d7fa9048cc61af3bb43f0ec279f94996738cf5d13475e1c

                      SHA512

                      dab62c27ed6cc09b4b0f7526ca760f38b37245f391b134c022426ebf0ab9861173fe6f07068137d3da8de3e018e3fb08eb175ec12fe9a022dd76ce2474216fc8

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

                      Filesize

                      200KB

                      MD5

                      88080bcb1388d49bd04926f65c945718

                      SHA1

                      24b54de8e71bbd841dd0a8759da9e368248d7fda

                      SHA256

                      fa0a2cfa0c5b356924455804899bebdf5320ad48212b1f461f25a341fcf1c366

                      SHA512

                      8b6d036933dc1b4e45578e3e6744e403f5421b8f057febc0970477a233a83a2de173aa621d2c542e68d1af253d184522da18c1cb28dc0ff60d68f7769b91e5f7