Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-08-2022 12:13

General

  • Target

    e94d48e09cace8937941fbf81d1a466fa2b2b6acfd0d6142fc3443c70e067294.exe

  • Size

    120KB

  • MD5

    e38c6bfc8a7ff901cb51ebabdc937284

  • SHA1

    ad651ed5b1a7787ef0f2b808285086f290daaff1

  • SHA256

    1aa198c11723ebadcfd6db67ca0df9dd9cef89823faf2556c530b4deaa8079e3

  • SHA512

    5141282489a18697a4e0a62999e2b0e30cfe007b1cecf75817e5c00227eb6ddd4f88159684bbd6a68045e5bc86a83cd8be6419b15778534f6c76b26983510a3e

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • 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 registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e94d48e09cace8937941fbf81d1a466fa2b2b6acfd0d6142fc3443c70e067294.exe
    "C:\Users\Admin\AppData\Local\Temp\e94d48e09cace8937941fbf81d1a466fa2b2b6acfd0d6142fc3443c70e067294.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3700
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=e94d48e09cace8937941fbf81d1a466fa2b2b6acfd0d6142fc3443c70e067294.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
      2⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3404
      • 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,0x100,0xd4,0x104,0x7ffb8dc646f8,0x7ffb8dc64708,0x7ffb8dc64718
        3⤵
          PID:3084
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
          3⤵
            PID:2084
          • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2040
          • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2812 /prefetch:8
            3⤵
              PID:2096
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --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=3628 /prefetch:1
              3⤵
                PID:3988
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --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=3644 /prefetch:1
                3⤵
                  PID:448
                • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5440 /prefetch:8
                  3⤵
                    PID:3352
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5412 /prefetch:1
                    3⤵
                      PID:4604
                    • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5736 /prefetch:8
                      3⤵
                        PID:4148
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5732 /prefetch:1
                        3⤵
                          PID:2000
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --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=5852 /prefetch:1
                          3⤵
                            PID:4764
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6076 /prefetch:1
                            3⤵
                              PID:4920
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5756 /prefetch:1
                              3⤵
                                PID:1072
                              • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5596 /prefetch:8
                                3⤵
                                  PID:4652
                                • 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:2004
                                  • 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=0x238,0x23c,0x240,0x214,0x244,0x7ff72fe95460,0x7ff72fe95470,0x7ff72fe95480
                                    4⤵
                                      PID:4988
                                  • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5596 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:1936
                                  • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3492 /prefetch:8
                                    3⤵
                                      PID:5956
                                    • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3560 /prefetch:8
                                      3⤵
                                        PID:6028
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,5417814238628413830,12988712236297751646,131072 --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=1716 /prefetch:2
                                        3⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:6116
                                      • 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=2168,5417814238628413830,12988712236297751646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2404 /prefetch:8
                                        3⤵
                                          PID:5128
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=e94d48e09cace8937941fbf81d1a466fa2b2b6acfd0d6142fc3443c70e067294.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                        2⤵
                                          PID:3868
                                          • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffb8dc646f8,0x7ffb8dc64708,0x7ffb8dc64718
                                            3⤵
                                              PID:3608
                                        • C:\Windows\System32\CompPkgSrv.exe
                                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                                          1⤵
                                            PID:3728

                                          Network

                                          MITRE ATT&CK Matrix ATT&CK v6

                                          Persistence

                                          Registry Run Keys / Startup Folder

                                          1
                                          T1060

                                          Defense Evasion

                                          Modify Registry

                                          1
                                          T1112

                                          Discovery

                                          System Information Discovery

                                          2
                                          T1082

                                          Query Registry

                                          1
                                          T1012

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            Filesize

                                            152B

                                            MD5

                                            a7134c5f7a65d606c63a36922e587450

                                            SHA1

                                            c7aebb450811d36a3c31d504e545edcbde2c67ac

                                            SHA256

                                            d28f17c59dbd744081992eadfddc16c8539bd04ecc1fd7499397fab24380beee

                                            SHA512

                                            f6748400e89255259ab0979af56457b8449b846228386b035068b0d6d3e374652d0e33f0d33aa8c49aca739a9fa03a30583a6886e869aa919607e7da9bd36177

                                          • \??\pipe\LOCAL\crashpad_3404_OPOTTVMPUDCMRBPZ
                                            MD5

                                            d41d8cd98f00b204e9800998ecf8427e

                                            SHA1

                                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                                            SHA256

                                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                            SHA512

                                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                          • memory/448-141-0x0000000000000000-mapping.dmp
                                          • memory/1072-158-0x0000000000000000-mapping.dmp
                                          • memory/1936-161-0x0000000000000000-mapping.dmp
                                          • memory/2000-152-0x0000000000000000-mapping.dmp
                                          • memory/2004-159-0x0000000000000000-mapping.dmp
                                          • memory/2040-134-0x0000000000000000-mapping.dmp
                                          • memory/2084-133-0x0000000000000000-mapping.dmp
                                          • memory/2096-136-0x0000000000000000-mapping.dmp
                                          • memory/3084-131-0x0000000000000000-mapping.dmp
                                          • memory/3352-143-0x0000000000000000-mapping.dmp
                                          • memory/3404-130-0x0000000000000000-mapping.dmp
                                          • memory/3608-149-0x0000000000000000-mapping.dmp
                                          • memory/3868-148-0x0000000000000000-mapping.dmp
                                          • memory/3988-138-0x0000000000000000-mapping.dmp
                                          • memory/4148-147-0x0000000000000000-mapping.dmp
                                          • memory/4604-145-0x0000000000000000-mapping.dmp
                                          • memory/4764-154-0x0000000000000000-mapping.dmp
                                          • memory/4920-156-0x0000000000000000-mapping.dmp
                                          • memory/4988-160-0x0000000000000000-mapping.dmp
                                          • memory/5128-168-0x0000000000000000-mapping.dmp
                                          • memory/5956-163-0x0000000000000000-mapping.dmp
                                          • memory/6028-165-0x0000000000000000-mapping.dmp
                                          • memory/6116-166-0x0000000000000000-mapping.dmp