Analysis

  • max time kernel
    4294204s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    14-03-2022 13:36

General

  • Target

    http://185.106.123.102/nuit.css

Malware Config

Signatures

  • PlugX

    PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

  • PlugX Rat Payload 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" http://185.106.123.102/nuit.css
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1088
    • 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=89.0.4389.114 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef71e4f50,0x7fef71e4f60,0x7fef71e4f70
      2⤵
        PID:756
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1084 /prefetch:2
        2⤵
          PID:1648
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1300 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1468
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1796 /prefetch:8
          2⤵
            PID:432
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2068 /prefetch:1
            2⤵
              PID:1004
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2172 /prefetch:1
              2⤵
                PID:1320
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --use-gl=swiftshader-webgl --mojo-platform-channel-handle=1136 /prefetch:2
                2⤵
                  PID:1708
                • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2672 /prefetch:8
                  2⤵
                    PID:1596
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3724 /prefetch:8
                    2⤵
                      PID:652
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3732 /prefetch:8
                      2⤵
                        PID:2036
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3084 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1600
                      • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3256 /prefetch:8
                        2⤵
                          PID:1980
                        • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2672 /prefetch:8
                          2⤵
                            PID:980
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3376 /prefetch:8
                            2⤵
                              PID:1648
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3768 /prefetch:8
                              2⤵
                                PID:540
                              • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2820 /prefetch:8
                                2⤵
                                  PID:900
                                • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3740 /prefetch:8
                                  2⤵
                                    PID:2084
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3424 /prefetch:1
                                    2⤵
                                      PID:2120
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=19 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2704 /prefetch:1
                                      2⤵
                                        PID:2180
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3196 /prefetch:8
                                        2⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:2264
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3420 /prefetch:8
                                        2⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:2388
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1944 /prefetch:8
                                        2⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:2480
                                      • 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 --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3920 /prefetch:8
                                        2⤵
                                          PID:2516
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2000 /prefetch:8
                                          2⤵
                                            PID:2600
                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\SwReporter\97.278.200\software_reporter_tool.exe
                                            "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\SwReporter\97.278.200\software_reporter_tool.exe" --engine=2 --scan-locations=1,2,3,4,5,6,7,8,10 --disabled-locations=9,11 --session-id=I0VA+OeCb9S9v4nDo0HUmzqomMM7K9O9yyTznmEy --registry-suffix=ESET --enable-crash-reporting --srt-field-trial-group-name=NewCleanerUIExperiment
                                            2⤵
                                            • Executes dropped EXE
                                            • Suspicious behavior: EnumeratesProcesses
                                            • Suspicious use of AdjustPrivilegeToken
                                            PID:2636
                                            • \??\c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe
                                              "c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe" --crash-handler "--database=c:\users\admin\appdata\local\Google\Software Reporter Tool" --url=https://clients2.google.com/cr/report --annotation=plat=Win32 --annotation=prod=ChromeFoil --annotation=ver=97.278.200 --initial-client-data=0x160,0x164,0x168,0x134,0x16c,0x13f9469d8,0x13f9469e8,0x13f9469f8
                                              3⤵
                                              • Executes dropped EXE
                                              • Suspicious use of AdjustPrivilegeToken
                                              PID:2656
                                            • \??\c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe
                                              "c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe" --enable-crash-reporting --use-crash-handler-with-id="\\.\pipe\crashpad_2636_JKPXQPKHXDUVMJOL" --sandboxed-process-id=2 --init-done-notifier=484 --sandbox-mojo-pipe-token=10328932204367977747 --mojo-platform-channel-handle=460 --engine=2
                                              3⤵
                                              • Executes dropped EXE
                                              • Loads dropped DLL
                                              • Suspicious use of AdjustPrivilegeToken
                                              PID:2716
                                            • \??\c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe
                                              "c:\users\admin\appdata\local\google\chrome\user data\swreporter\97.278.200\software_reporter_tool.exe" --enable-crash-reporting --use-crash-handler-with-id="\\.\pipe\crashpad_2636_JKPXQPKHXDUVMJOL" --sandboxed-process-id=3 --init-done-notifier=644 --sandbox-mojo-pipe-token=6970504109984340121 --mojo-platform-channel-handle=640
                                              3⤵
                                              • Executes dropped EXE
                                              • Suspicious use of AdjustPrivilegeToken
                                              PID:2868
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1076,15200064176357076101,788524117488574552,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3760 /prefetch:8
                                            2⤵
                                              PID:828

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

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                                          Downloads

                                          • memory/2716-114-0x00000000002E0000-0x00000000002E1000-memory.dmp

                                            Filesize

                                            4KB