Analysis

  • max time kernel
    159s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:35

General

  • Target

    2ca139c675c82f4697fb5a80ed62d257a48b1af9e3a88e40ae42ae412f30727a.exe

  • Size

    376KB

  • MD5

    685493b4cebf734897b281dcb20dee32

  • SHA1

    52c15a43515692eb9c707479429c07058d4b49be

  • SHA256

    2ca139c675c82f4697fb5a80ed62d257a48b1af9e3a88e40ae42ae412f30727a

  • SHA512

    e40378129f2952b5b7145a78928696568e3631b0965c412c2e290caa8194c02c3c8d1f71c63ea4e0c871464bbe20146ad88e338a4b4e591c6a519bb790dba1ea

  • SSDEEP

    6144:BSmPzsGUWC7bZfxJDAfe99lUsfByNBPkgsfUJYOUdez47PgtNr6iZQ6MrR5cUN83:BSmrtYZfxJDAfe93vfBSFkW2ukwN6yAq

Malware Config

Signatures

  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 11 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ca139c675c82f4697fb5a80ed62d257a48b1af9e3a88e40ae42ae412f30727a.exe
    "C:\Users\Admin\AppData\Local\Temp\2ca139c675c82f4697fb5a80ed62d257a48b1af9e3a88e40ae42ae412f30727a.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.99ji.com/
      2⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Modifies registry class
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5112
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffea73446f8,0x7ffea7344708,0x7ffea7344718
        3⤵
          PID:4332
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
          3⤵
            PID:3412
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2224 /prefetch:3
            3⤵
              PID:4880
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
              3⤵
                PID:4428
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3336 /prefetch:1
                3⤵
                  PID:664
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3344 /prefetch:1
                  3⤵
                    PID:1544
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4836 /prefetch:1
                    3⤵
                      PID:1548
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4940 /prefetch:8
                      3⤵
                        PID:5064
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3340 /prefetch:1
                        3⤵
                          PID:1108
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3624 /prefetch:8
                          3⤵
                            PID:1176
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5520 /prefetch:1
                            3⤵
                              PID:3012
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5836 /prefetch:1
                              3⤵
                                PID:2504
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5040 /prefetch:1
                                3⤵
                                  PID:1796
                                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6504 /prefetch:8
                                  3⤵
                                    PID:3016
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                                    3⤵
                                    • Drops file in Program Files directory
                                    PID:3592
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff76c515460,0x7ff76c515470,0x7ff76c515480
                                      4⤵
                                        PID:3496
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6504 /prefetch:8
                                      3⤵
                                        PID:1864
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5868 /prefetch:1
                                        3⤵
                                          PID:3988
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1904 /prefetch:8
                                          3⤵
                                            PID:2372
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5264 /prefetch:8
                                            3⤵
                                              PID:4404
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5204 /prefetch:1
                                              3⤵
                                                PID:1580
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=19 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5164 /prefetch:1
                                                3⤵
                                                  PID:208
                                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6312 /prefetch:1
                                                  3⤵
                                                    PID:60
                                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --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 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4620 /prefetch:2
                                                    3⤵
                                                      PID:3392
                                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2104,13077199827627664752,4773517635229966252,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6284 /prefetch:8
                                                      3⤵
                                                        PID:1584
                                                  • C:\Windows\System32\CompPkgSrv.exe
                                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                    1⤵
                                                      PID:3964

                                                    Network

                                                    MITRE ATT&CK Enterprise v6

                                                    Replay Monitor

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                                                    Downloads

                                                    • \??\pipe\LOCAL\crashpad_5112_SPPSIVCVEVTNPHNE
                                                      MD5

                                                      d41d8cd98f00b204e9800998ecf8427e

                                                      SHA1

                                                      da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                      SHA256

                                                      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                      SHA512

                                                      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                    • memory/60-176-0x0000000000000000-mapping.dmp
                                                    • memory/208-174-0x0000000000000000-mapping.dmp
                                                    • memory/320-134-0x0000000000400000-0x000000000051E000-memory.dmp
                                                      Filesize

                                                      1.1MB

                                                    • memory/320-159-0x0000000000400000-0x000000000051E000-memory.dmp
                                                      Filesize

                                                      1.1MB

                                                    • memory/320-132-0x0000000000400000-0x000000000051E000-memory.dmp
                                                      Filesize

                                                      1.1MB

                                                    • memory/664-144-0x0000000000000000-mapping.dmp
                                                    • memory/1108-152-0x0000000000000000-mapping.dmp
                                                    • memory/1176-154-0x0000000000000000-mapping.dmp
                                                    • memory/1544-146-0x0000000000000000-mapping.dmp
                                                    • memory/1548-148-0x0000000000000000-mapping.dmp
                                                    • memory/1580-172-0x0000000000000000-mapping.dmp
                                                    • memory/1584-179-0x0000000000000000-mapping.dmp
                                                    • memory/1796-161-0x0000000000000000-mapping.dmp
                                                    • memory/1864-164-0x0000000000000000-mapping.dmp
                                                    • memory/2372-168-0x0000000000000000-mapping.dmp
                                                    • memory/2504-158-0x0000000000000000-mapping.dmp
                                                    • memory/3012-156-0x0000000000000000-mapping.dmp
                                                    • memory/3392-177-0x0000000000000000-mapping.dmp
                                                    • memory/3412-138-0x0000000000000000-mapping.dmp
                                                    • memory/3496-163-0x0000000000000000-mapping.dmp
                                                    • memory/3592-162-0x0000000000000000-mapping.dmp
                                                    • memory/3988-166-0x0000000000000000-mapping.dmp
                                                    • memory/4332-136-0x0000000000000000-mapping.dmp
                                                    • memory/4404-170-0x0000000000000000-mapping.dmp
                                                    • memory/4428-141-0x0000000000000000-mapping.dmp
                                                    • memory/4880-139-0x0000000000000000-mapping.dmp
                                                    • memory/5064-150-0x0000000000000000-mapping.dmp
                                                    • memory/5112-135-0x0000000000000000-mapping.dmp