Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2022 23:50

General

  • Target

    50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad.exe

  • Size

    21KB

  • MD5

    f365b23fa9ead0153691f6934f6fe2bd

  • SHA1

    d984005c8e76065ecae11edf730fa08e2bda817f

  • SHA256

    50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad

  • SHA512

    5cea4207f081c73ecc1856cd7b8666ac9a399b4a8e68ace0ed4d24c472225ab147a4f7a75a046cfd2d54df1c45f00159fd999d59a89d99293633b86bf6dc64e8

  • SSDEEP

    384:7OMW27DHnnnd/5GOBjGOBOGOBWGOBRGOB5GOBMGOB:7jXHnnFzBhBiBqBLBzBUB

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 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad.exe
    "C:\Users\Admin\AppData\Local\Temp\50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3712
    • 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=50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad.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:4812
      • 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=0x104,0x108,0x10c,0xd4,0x110,0x7ffa953846f8,0x7ffa95384708,0x7ffa95384718
        3⤵
          PID:3504
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
          3⤵
            PID:4472
          • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2452 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:228
          • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2788 /prefetch:8
            3⤵
              PID:4172
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=3432 /prefetch:1
              3⤵
                PID:4668
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=3444 /prefetch:1
                3⤵
                  PID:3308
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=4596 /prefetch:1
                  3⤵
                    PID:3432
                  • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5528 /prefetch:8
                    3⤵
                      PID:4232
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=3940 /prefetch:1
                      3⤵
                        PID:1936
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=5636 /prefetch:1
                        3⤵
                          PID:632
                        • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4112 /prefetch:8
                          3⤵
                            PID:3652
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=5976 /prefetch:1
                            3⤵
                              PID:4836
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=6084 /prefetch:1
                              3⤵
                                PID:1288
                              • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6036 /prefetch:8
                                3⤵
                                  PID:3984
                                • 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:4904
                                  • 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=0x104,0x100,0xfc,0x25c,0xf4,0x7ff72f2f5460,0x7ff72f2f5470,0x7ff72f2f5480
                                    4⤵
                                      PID:1608
                                  • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6036 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4488
                                  • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4048 /prefetch:8
                                    3⤵
                                      PID:720
                                    • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2672 /prefetch:8
                                      3⤵
                                        PID:636
                                      • 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=2148,10622687119802193933,11500188968198737837,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1720 /prefetch:8
                                        3⤵
                                          PID:2412
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,10622687119802193933,11500188968198737837,131072 --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=1752 /prefetch:2
                                          3⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:4696
                                      • 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=50eaa8e5d868ddd46500b8eaa888a3615fe639be4a0a3f95f4e300797a05bcad.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                        2⤵
                                        • Suspicious use of WriteProcessMemory
                                        PID:4604
                                        • 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=0xdc,0xe0,0x90,0x8c,0x104,0x7ffa953846f8,0x7ffa95384708,0x7ffa95384718
                                          3⤵
                                            PID:3676
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:1608

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

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

                                          152B

                                          MD5

                                          7b3f352bbc8046d1d5d84c5bb693e2e5

                                          SHA1

                                          e9d1ec6341b7959453e7cfb1ec65a55bf415cd4c

                                          SHA256

                                          471da5f4a494fb6adb027e3fd80765a6c27a3967208aad8fb55e38a3f7fca7da

                                          SHA512

                                          c984248535cb94fc265e93b9001d5936697dd2ff3ef8dfedd014df64b5f76e031eea1a594db3085e0149794ad90802a45c6cd985035ba383d1bf80ed928ff809

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

                                          152B

                                          MD5

                                          7b3f352bbc8046d1d5d84c5bb693e2e5

                                          SHA1

                                          e9d1ec6341b7959453e7cfb1ec65a55bf415cd4c

                                          SHA256

                                          471da5f4a494fb6adb027e3fd80765a6c27a3967208aad8fb55e38a3f7fca7da

                                          SHA512

                                          c984248535cb94fc265e93b9001d5936697dd2ff3ef8dfedd014df64b5f76e031eea1a594db3085e0149794ad90802a45c6cd985035ba383d1bf80ed928ff809

                                        • \??\pipe\LOCAL\crashpad_4812_LWLHMENDTAUWKSVT
                                          MD5

                                          d41d8cd98f00b204e9800998ecf8427e

                                          SHA1

                                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                                          SHA256

                                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                          SHA512

                                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                        • memory/228-136-0x0000000000000000-mapping.dmp
                                        • memory/632-155-0x0000000000000000-mapping.dmp
                                        • memory/636-168-0x0000000000000000-mapping.dmp
                                        • memory/720-166-0x0000000000000000-mapping.dmp
                                        • memory/1288-161-0x0000000000000000-mapping.dmp
                                        • memory/1608-163-0x0000000000000000-mapping.dmp
                                        • memory/1936-153-0x0000000000000000-mapping.dmp
                                        • memory/2412-170-0x0000000000000000-mapping.dmp
                                        • memory/3308-147-0x0000000000000000-mapping.dmp
                                        • memory/3432-149-0x0000000000000000-mapping.dmp
                                        • memory/3504-133-0x0000000000000000-mapping.dmp
                                        • memory/3652-157-0x0000000000000000-mapping.dmp
                                        • memory/3676-139-0x0000000000000000-mapping.dmp
                                        • memory/4172-142-0x0000000000000000-mapping.dmp
                                        • memory/4232-151-0x0000000000000000-mapping.dmp
                                        • memory/4472-135-0x0000000000000000-mapping.dmp
                                        • memory/4488-164-0x0000000000000000-mapping.dmp
                                        • memory/4604-138-0x0000000000000000-mapping.dmp
                                        • memory/4668-145-0x0000000000000000-mapping.dmp
                                        • memory/4696-171-0x0000000000000000-mapping.dmp
                                        • memory/4812-132-0x0000000000000000-mapping.dmp
                                        • memory/4836-159-0x0000000000000000-mapping.dmp
                                        • memory/4904-162-0x0000000000000000-mapping.dmp