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Analysis

  • max time kernel
    151s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 07:46

General

  • Target

    https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]

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 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 35 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]
    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:1900
    • 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=0x104,0x108,0x10c,0xe0,0x110,0x7ffeccb99758,0x7ffeccb99768,0x7ffeccb99778
      2⤵
        PID:5096
      • 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=1796 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:2
        2⤵
          PID:2544
        • 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=2192 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:8
          2⤵
            PID:2116
          • 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=2128 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /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 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3080 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:1
              2⤵
                PID:4796
              • 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=2976 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:1
                2⤵
                  PID:4800
                • 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=5216 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:8
                  2⤵
                    PID:1676
                  • 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=5516 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:8
                    2⤵
                      PID:3280
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5620 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:8
                      2⤵
                        PID:700
                      • 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=3792 --field-trial-handle=1888,i,16727800007998104872,7918900124228741012,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1720
                    • 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:4552

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

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

                        Filesize

                        1KB

                        MD5

                        6d28f80f99f92a003218cbf9b7052661

                        SHA1

                        07059e3e16612c1099b0167d9c1b84e20c31ffb4

                        SHA256

                        c9cdb5f3d9bcb25de1d0696ff3ec84f08caefa75f8b13c6b9cd61fc6e1695541

                        SHA512

                        ca65866c9b8b2f7ca4e612fdab6925f6eb254feb9005a2464c6899abb831003b53160d43bd279abbe7744aae3a1e3ce3f47f958d56d1418ef608ae161726e0b1

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

                        Filesize

                        5KB

                        MD5

                        10071de55c2fe4836cc460df31fe4c1c

                        SHA1

                        0ac4437efd7a9a33e00c9c1abd2ffdcdafba5543

                        SHA256

                        0b6852764e47ff7278c0c5985cdabeb37af91ff0de44e1e9d1ea506d0d7a49cf

                        SHA512

                        7e6a1e69978db9f53e84752d62946c7513665d329cb94cb2a370419d57627eae096b9d7fb3a6466b0c47741a3a5d88b173206e5c35105745f23a27782a9f1acc

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

                        Filesize

                        5KB

                        MD5

                        6e3ba4fdf952a9d8d5b104275cab792f

                        SHA1

                        cfe6b56d91707def22305bd39fcca877136bf6d3

                        SHA256

                        e8ff56199c61458d49f7982164abab74e27e343bc320eb85e4a5280f8cf7870f

                        SHA512

                        cabbd9e6a76331f3f04358ee2805837fc768b6221049d5dd024e8dd0604a83fca82a8f202db21c67e46e9fb260bb99e1f833802685cab37f98c110258068ae8b

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

                        Filesize

                        5KB

                        MD5

                        bc4293f2a8c3e67595194c5caf636fd5

                        SHA1

                        6dae665c213de5ac41e1ebcf94e041e5d0568a22

                        SHA256

                        0798ad69ba5370aa6d7ea71a43fabab603cdd66e09a06a1dbf733278773a2220

                        SHA512

                        49ae850003efb5b41825018d1b05e6c39ce1c59932c1c2285022bc1f6abe06834c8bd8f6e186974002a6638d6d2d6a79a3d0bf44ba96dc8d6a00b9900a093fd0

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

                        Filesize

                        114KB

                        MD5

                        201b4418704afc6e07ea7cd50250d8d8

                        SHA1

                        419f9dc3327a5f36ce592dc943d4daff6501f41f

                        SHA256

                        a8372979bd60accb988d417968fa13bd210d717f65289f4a9cc02a0e8550053e

                        SHA512

                        b0c88a09d2c9fae94669dc7d444bbe974ede263ec93add97ef4afe59643accb637acfc84d8fb358b9d67b12b4d820b02ff2ce1c99bf42010de758943e5ca8560

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

                        Filesize

                        2B

                        MD5

                        99914b932bd37a50b983c5e7c90ae93b

                        SHA1

                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                        SHA256

                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                        SHA512

                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd