Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 05:50

General

  • Target

    524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe

  • Size

    447KB

  • MD5

    fbb6d33ff86ead30fdb22d6504c0455b

  • SHA1

    1e10a19e121ba206747cf21d1274d2cb47277f5a

  • SHA256

    524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221

  • SHA512

    b7fc08e85ff2433acfb4a99f755fbee9796b03cf77b518752c9f4d39d710e3e2005d3ed67fced76d57621059c366b1af8980f6aa801db3425ea91ecd55c44899

  • SSDEEP

    6144:08tK570I5JTw3Fi57GJ/T9/76R1tDxBmOdbULYqcVuVV7xGtJDD0SS7S657cwow6:uCI5JTjGhT9W7FxBm4bL3ekH0FZcJw6

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • Suspicious use of SetThreadContext 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 registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe
    "C:\Users\Admin\AppData\Local\Temp\524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe
      "C:\Users\Admin\AppData\Local\Temp\524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4812
      • 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=524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
        3⤵
        • 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:1904
        • 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,0x100,0xd4,0x104,0x7ffdb7d846f8,0x7ffdb7d84708,0x7ffdb7d84718
          4⤵
            PID:896
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
            4⤵
              PID:2380
            • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2300 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              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=storage.mojom.StorageService --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2780 /prefetch:8
              4⤵
                PID:3376
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=3384 /prefetch:1
                4⤵
                  PID:768
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=3416 /prefetch:1
                  4⤵
                    PID:3852
                  • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4912 /prefetch:8
                    4⤵
                      PID:1724
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=4892 /prefetch:1
                      4⤵
                        PID:1888
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=4800 /prefetch:1
                        4⤵
                          PID:3964
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=5764 /prefetch:1
                          4⤵
                            PID:3464
                          • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5924 /prefetch:8
                            4⤵
                              PID:1164
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=5968 /prefetch:1
                              4⤵
                                PID:5092
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=5984 /prefetch:1
                                4⤵
                                  PID:4128
                                • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5496 /prefetch:8
                                  4⤵
                                    PID:2436
                                  • 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
                                    4⤵
                                    • Drops file in Program Files directory
                                    PID:3488
                                    • 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=0x220,0x224,0x228,0x1fc,0x22c,0x7ff6c8095460,0x7ff6c8095470,0x7ff6c8095480
                                      5⤵
                                        PID:3392
                                    • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5496 /prefetch:8
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:4064
                                    • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5192 /prefetch:8
                                      4⤵
                                        PID:3760
                                      • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5636 /prefetch:8
                                        4⤵
                                          PID:4964
                                        • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1120 /prefetch:8
                                          4⤵
                                            PID:2136
                                          • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3184 /prefetch:8
                                            4⤵
                                              PID:1292
                                            • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6204 /prefetch:8
                                              4⤵
                                                PID:1604
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1240109501534384858,8552957351011074664,131072 --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=5752 /prefetch:2
                                                4⤵
                                                • Suspicious behavior: EnumeratesProcesses
                                                PID:4056
                                              • 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=2132,1240109501534384858,8552957351011074664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1956 /prefetch:8
                                                4⤵
                                                  PID:1380
                                              • 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=524b1df04ff1617e4575cd1c664c65e8aabb49b343bbb79efacd1617b4312221.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                                3⤵
                                                  PID:1656
                                                  • 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,0x100,0x104,0xd8,0x108,0x7ffdb7d846f8,0x7ffdb7d84708,0x7ffdb7d84718
                                                    4⤵
                                                      PID:4964
                                              • C:\Windows\System32\CompPkgSrv.exe
                                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                1⤵
                                                  PID:5092

                                                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

                                                  b8814439123c54cbc8e61bb010a24511

                                                  SHA1

                                                  403ad16668fc85e4ef366f00749eaec0f88b94b0

                                                  SHA256

                                                  ee60f00dcded0ed07c9c88d582efde48ddc73d1f1a28081d5e2dea006c4ac894

                                                  SHA512

                                                  de05eaa43d562783009cb1ade9c87f3d1b1020c951067d2f95dbab698b5f35271790bb9a547dd30cacf68783e09a4bdd1dfbfcf8cf53343b132b9c3d6c4d2800

                                                • \??\pipe\LOCAL\crashpad_1904_QVKANWJBWUBSUTDD

                                                  MD5

                                                  d41d8cd98f00b204e9800998ecf8427e

                                                  SHA1

                                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                  SHA256

                                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                  SHA512

                                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                • memory/768-147-0x0000000000000000-mapping.dmp

                                                • memory/896-139-0x0000000000000000-mapping.dmp

                                                • memory/1164-162-0x0000000000000000-mapping.dmp

                                                • memory/1292-177-0x0000000000000000-mapping.dmp

                                                • memory/1380-182-0x0000000000000000-mapping.dmp

                                                • memory/1604-179-0x0000000000000000-mapping.dmp

                                                • memory/1652-137-0x0000000000400000-0x0000000000418000-memory.dmp

                                                  Filesize

                                                  96KB

                                                • memory/1652-132-0x0000000000400000-0x0000000000418000-memory.dmp

                                                  Filesize

                                                  96KB

                                                • memory/1656-154-0x0000000000000000-mapping.dmp

                                                • memory/1724-151-0x0000000000000000-mapping.dmp

                                                • memory/1888-153-0x0000000000000000-mapping.dmp

                                                • memory/1904-138-0x0000000000000000-mapping.dmp

                                                • memory/2136-175-0x0000000000000000-mapping.dmp

                                                • memory/2364-142-0x0000000000000000-mapping.dmp

                                                • memory/2380-141-0x0000000000000000-mapping.dmp

                                                • memory/3376-144-0x0000000000000000-mapping.dmp

                                                • memory/3392-168-0x0000000000000000-mapping.dmp

                                                • memory/3464-160-0x0000000000000000-mapping.dmp

                                                • memory/3488-167-0x0000000000000000-mapping.dmp

                                                • memory/3760-171-0x0000000000000000-mapping.dmp

                                                • memory/3852-149-0x0000000000000000-mapping.dmp

                                                • memory/3964-158-0x0000000000000000-mapping.dmp

                                                • memory/4056-180-0x0000000000000000-mapping.dmp

                                                • memory/4064-169-0x0000000000000000-mapping.dmp

                                                • memory/4128-166-0x0000000000000000-mapping.dmp

                                                • memory/4812-136-0x0000000000400000-0x0000000000460000-memory.dmp

                                                  Filesize

                                                  384KB

                                                • memory/4812-135-0x0000000000000000-mapping.dmp

                                                • memory/4964-155-0x0000000000000000-mapping.dmp

                                                • memory/4964-173-0x0000000000000000-mapping.dmp

                                                • memory/5092-164-0x0000000000000000-mapping.dmp