Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2022, 20:37

General

  • Target
    file.exe
  • Size 3.9MB
  • Sample221102-zd5m2abfc7
  • SHA256 89bc05a18db73de6b19390bc0ef32711e4e357ebb89a9aa915c5d2d15da3a33c
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 12 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Windows\system32\cmd.exe
      cmd.exe /c "NetSh Advfirewall set allprofiles state off"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3248
      • C:\Windows\system32\netsh.exe
        NetSh Advfirewall set allprofiles state off
        3⤵
        • Modifies Windows Firewall
        PID:2856
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" http://example.com --load-extension=C:\Users\Admin\AppData\Local\extenttfxt --user-data-dir=C:\Users\Admin\AppData\Local\usrdat-VyKLF --no-first-run=true --disable-default-apps --no-default-browser-check=true
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:856
      • 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\usrdat-VyKLF /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\usrdat-VyKLF\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\usrdat-VyKLF --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0x108,0x10c,0x110,0xe4,0x114,0x7ffdf6324f50,0x7ffdf6324f60,0x7ffdf6324f70
        3⤵
          PID:384
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1680 /prefetch:2
          3⤵
            PID:1748
          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=network --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=2032 /prefetch:8
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3260
          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=utility --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=2332 /prefetch:8
            3⤵
              PID:3716
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3000 /prefetch:1
              3⤵
                PID:1464
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2984 /prefetch:1
                3⤵
                  PID:3836
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3708 /prefetch:1
                  3⤵
                    PID:1976
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4060 /prefetch:1
                    3⤵
                      PID:2136
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3936 /prefetch:1
                      3⤵
                        PID:1640
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4308 /prefetch:1
                        3⤵
                          PID:2184
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4540 /prefetch:1
                          3⤵
                            PID:4408
                          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=6280 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3060
                          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=6200 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4200
                          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=3916 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1360
                          • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=4336 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1652
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5268 /prefetch:1
                            3⤵
                              PID:4864
                            • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=4612 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4808
                            • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=4640 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:428
                            • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=utility --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=1080 /prefetch:8
                              3⤵
                                PID:1272
                              • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=4368 /prefetch:8
                                3⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:4344
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4636 /prefetch:1
                                3⤵
                                  PID:4428
                                • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=utility --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=2868 /prefetch:8
                                  3⤵
                                    PID:1992
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4000 /prefetch:1
                                    3⤵
                                      PID:2692
                                    • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=utility --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=3992 /prefetch:8
                                      3⤵
                                        PID:2152
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=3992 /prefetch:2
                                        3⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:1588
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=26 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4348 /prefetch:1
                                        3⤵
                                          PID:2900
                                        • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=utility --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=4656 /prefetch:8
                                          3⤵
                                            PID:1964
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1624,2813664317779061635,7699383855180526405,131072 --disable-gpu-compositing --lang=en-US --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=28 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4028 /prefetch:1
                                            3⤵
                                              PID:2480
                                            • 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=1624,2813664317779061635,7699383855180526405,131072 --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\usrdat-VyKLF" --mojo-platform-channel-handle=3972 /prefetch:8
                                              3⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:3700
                                        • C:\Windows\System32\CompPkgSrv.exe
                                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                                          1⤵
                                            PID:3752

                                          Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                background.js

                                                • Path C:\Users\Admin\AppData\Local\extenttfxt\background.js
                                                • Size 1KB
                                                • SHA256 878fcdbf34efb1eafb843fdcd9ed140ea3f617adffb8ff505eea96c28a9f4db9
                                                • MD5 SHA1 SHA512

                                                manifest.json

                                                • Path C:\Users\Admin\AppData\Local\extenttfxt\manifest.json
                                                • Size 231B
                                                • SHA256 c05ec956376eb913f7b7ed3f3cdfb27704422a535000462ad0cb1ca0fc70aa6f
                                                • MD5 SHA1 SHA512

                                                settings.dat

                                                • Path C:\Users\Admin\AppData\Local\usrdat-VyKLF\Crashpad\settings.dat
                                                • Size 40B
                                                • SHA256 ec417d3786f95c872d1b9caa62bbb1156fba8bc854d5e7c07afe671b95fbe48f
                                                • MD5 SHA1 SHA512

                                                memory/3912-134-0x0000000000E00000-0x0000000001577000-memory.dmp

                                                memory/3912-139-0x0000000000E00000-0x0000000001577000-memory.dmp