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Analysis

  • max time kernel
    88s
  • max time network
    204s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2023, 14:28

General

  • Target

    challenge.zip

  • Size

    4KB

  • MD5

    412daa0ddc7457caa3557363a94107c3

  • SHA1

    01daea35cdb58f695c380e87c94279ef4e950a8b

  • SHA256

    f8dc67d665f67ff9827cdec9ee669920370056893fbccbe8c9fc8c20f755e6e6

  • SHA512

    53c9b405453db9fc998dbc259af605315f03c8af2e5fe82d1a381861dbb736e7e7d07c0234fc4363f13c6a2c9d365549669e0b009396e3cbf637c900b9371225

  • SSDEEP

    96:USQWG0L+bi7xsGOSBKWKmF2oGHq16KVNLllhExGY1EduxZx6CXrDMxeaVco:US44f9Bz2DHq16yNh6GYyUkCX32eaVco

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\challenge.zip
    1⤵
      PID:1344
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:1276
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x54c
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1676
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        1⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:1712
        • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef5c99758,0x7fef5c99768,0x7fef5c99778
          2⤵
            PID:532
          • 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=1460 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:8
            2⤵
              PID:1308
            • 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=1188 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:2
              2⤵
                PID:1556
              • 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=1584 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:8
                2⤵
                  PID:1496
                • 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=2044 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:1
                  2⤵
                    PID:1276
                  • 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=2148 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:1
                    2⤵
                      PID:1388
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1592 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:2
                      2⤵
                        PID:2220
                      • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1448 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:1
                        2⤵
                          PID:2304
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3788 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:8
                          2⤵
                            PID:2360
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3852 --field-trial-handle=1300,i,17264715008898500110,12133245900325559981,131072 /prefetch:8
                            2⤵
                              PID:2452
                          • 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:1636

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                              Filesize

                              4KB

                              MD5

                              aa6024451e5539805b7a4ab1d04947a4

                              SHA1

                              7e564f7587c60bdaa6570c92b032567ab98013a3

                              SHA256

                              6fe442ec64912d6cccbef2c6876b3ac66e06c83f2a9f21ea350b06be56f4156e

                              SHA512

                              5791ca0bf6bf115f343190faff79eeb982079a717a21bbbdfc7fdf91629dbbd0d7a1264d6394f66f4b18b18dd8ec21a089cf362fd7f2b4c09553fb256141c300

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

                              Filesize

                              4KB

                              MD5

                              b165be3c6c855c5d2215c2acdebe81af

                              SHA1

                              738637a9d7788f418615b0a68b8966e8dee7891a

                              SHA256

                              8cd6d7388019663848f8569094cacabbca41d2e6ce0f895ca1f8f34fa50d6d35

                              SHA512

                              ca97341dcf435b35efb1f7ebd7d2090a7c13755d2a0cab484b1a19f5bb0385259a1b38d5165e5cf9a385eb3af22fb79da10916e0adc3628c6bc13dce6811c2f0

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp

                              Filesize

                              16B

                              MD5

                              6752a1d65b201c13b62ea44016eb221f

                              SHA1

                              58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                              SHA256

                              0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                              SHA512

                              9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389