Analysis

  • max time kernel
    147s
  • 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
    20-11-2022 06:40

General

  • Target

    534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373.exe

  • Size

    422KB

  • MD5

    168305f053bcd272f9f1f3bf11d66730

  • SHA1

    8e17e9e8ce4a54ae03efc071ee447dba825565af

  • SHA256

    534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373

  • SHA512

    ad8ae1a9fd8ab369c6740e082b82a530fadba4d2e0987c646138b1f897e21436987495909a26281515388af6386efdbd4c71432064ab09998f32746dbf97abc6

  • SSDEEP

    6144:OSm2971EVem4wVlU59pzopz6uXjBc20byr9PiChRb+19b+1tB2Hrb+1co3:+2luew2vbiqcO

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\534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373.exe
    "C:\Users\Admin\AppData\Local\Temp\534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2220
    • 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=534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373.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:4656
      • 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,0x100,0xd4,0x104,0x7ffe4fb546f8,0x7ffe4fb54708,0x7ffe4fb54718
        3⤵
          PID:4268
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2204 /prefetch:2
          3⤵
            PID:2700
          • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2300 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3288
          • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2692 /prefetch:8
            3⤵
              PID:1016
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=3328 /prefetch:1
              3⤵
                PID:176
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=3368 /prefetch:1
                3⤵
                  PID:2364
                • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4928 /prefetch:8
                  3⤵
                    PID:4088
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=4920 /prefetch:1
                    3⤵
                      PID:4288
                    • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5420 /prefetch:8
                      3⤵
                        PID:1400
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=5176 /prefetch:1
                        3⤵
                          PID:4640
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4564 /prefetch:1
                          3⤵
                            PID:3940
                          • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6220 /prefetch:8
                            3⤵
                              PID:4344
                            • 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:3968
                              • 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=0x108,0x104,0x100,0x244,0xfc,0x7ff79f025460,0x7ff79f025470,0x7ff79f025480
                                4⤵
                                  PID:4732
                              • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6220 /prefetch:8
                                3⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:320
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=6200 /prefetch:1
                                3⤵
                                  PID:2264
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6436 /prefetch:1
                                  3⤵
                                    PID:8
                                  • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5016 /prefetch:8
                                    3⤵
                                      PID:2812
                                    • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5196 /prefetch:8
                                      3⤵
                                        PID:2364
                                      • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2664 /prefetch:8
                                        3⤵
                                          PID:2556
                                        • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1728 /prefetch:8
                                          3⤵
                                            PID:856
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,9122658538260262802,15894201999235286530,131072 --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=5956 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:2376
                                          • 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=2084,9122658538260262802,15894201999235286530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5196 /prefetch:8
                                            3⤵
                                              PID:2268
                                          • 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=534a8811875d0a77717c7987dda78509474bfe0d934d4c42a82e80cebeeb9373.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:4116
                                              • 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,0x100,0x104,0xd8,0x108,0x7ffe4fb546f8,0x7ffe4fb54708,0x7ffe4fb54718
                                                3⤵
                                                  PID:4620
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:3632

                                              Network

                                              MITRE ATT&CK Enterprise v6

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

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

                                                Filesize

                                                152B

                                                MD5

                                                9cc113cab81df2ff66421c3dd6bf4d31

                                                SHA1

                                                c1e1b1e2f007732c8c79eedac889b7312b08990e

                                                SHA256

                                                48438eda8d47a465f7aa67c36937ec174be450bea6b501e2fc1cc929c917e2ea

                                                SHA512

                                                e069f0cbd04f3fc91824df48f247e1542c6858cc3cf3dd4f16c26258beac2f7aa256bad6cdda3b2cef916afd186b269375a43013138fbc795f22c1367c799a2b

                                              • \??\pipe\LOCAL\crashpad_4656_MJUZXJJINMHSFVBH

                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/8-163-0x0000000000000000-mapping.dmp

                                              • memory/176-141-0x0000000000000000-mapping.dmp

                                              • memory/320-159-0x0000000000000000-mapping.dmp

                                              • memory/856-171-0x0000000000000000-mapping.dmp

                                              • memory/1016-139-0x0000000000000000-mapping.dmp

                                              • memory/1400-149-0x0000000000000000-mapping.dmp

                                              • memory/2264-161-0x0000000000000000-mapping.dmp

                                              • memory/2268-174-0x0000000000000000-mapping.dmp

                                              • memory/2364-143-0x0000000000000000-mapping.dmp

                                              • memory/2364-167-0x0000000000000000-mapping.dmp

                                              • memory/2376-172-0x0000000000000000-mapping.dmp

                                              • memory/2556-169-0x0000000000000000-mapping.dmp

                                              • memory/2700-135-0x0000000000000000-mapping.dmp

                                              • memory/2812-165-0x0000000000000000-mapping.dmp

                                              • memory/3288-136-0x0000000000000000-mapping.dmp

                                              • memory/3940-153-0x0000000000000000-mapping.dmp

                                              • memory/3968-154-0x0000000000000000-mapping.dmp

                                              • memory/4088-145-0x0000000000000000-mapping.dmp

                                              • memory/4116-156-0x0000000000000000-mapping.dmp

                                              • memory/4268-133-0x0000000000000000-mapping.dmp

                                              • memory/4288-147-0x0000000000000000-mapping.dmp

                                              • memory/4620-157-0x0000000000000000-mapping.dmp

                                              • memory/4640-151-0x0000000000000000-mapping.dmp

                                              • memory/4656-132-0x0000000000000000-mapping.dmp

                                              • memory/4732-155-0x0000000000000000-mapping.dmp