Resubmissions

06/01/2024, 19:28

240106-x64kbsebgn8

06/01/2024, 19:25

240106-x49zbsebdr10

Analysis

  • max time kernel
    2s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/01/2024, 19:25

General

  • Target
    https://cdn.discordapp.com/attachments/1192190136759373884/1192738861114200114/Dark-Knight.exe?ex=65aa2ba0&is=6597b6a0&hm=5c5e8af1b6030872e7331735c35e9c961630dd135d115ab87e773be635d6996c&
  • Sample240106-x49zbsebdr
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • 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,0x100,0x104,0xd8,0x108,0x7ffd92e246f8,0x7ffd92e24708,0x7ffd92e24718
    1⤵
      PID:4592
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1192190136759373884/1192738861114200114/Dark-Knight.exe?ex=65aa2ba0&is=6597b6a0&hm=5c5e8af1b6030872e7331735c35e9c961630dd135d115ab87e773be635d6996c&
      1⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2888
      • 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=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2256 /prefetch:3
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1036
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2116 /prefetch:2
        2⤵
          PID:3864
        • 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=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2656 /prefetch:8
          2⤵
            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=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3268 /prefetch:1
            2⤵
              PID:1452
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3280 /prefetch:1
              2⤵
                PID:4372
              • 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=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5300 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3700
              • 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=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5300 /prefetch:8
                2⤵
                  PID:4104
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5360 /prefetch:1
                  2⤵
                    PID:4604
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5012 /prefetch:1
                    2⤵
                      PID:4492
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5736 /prefetch:8
                      2⤵
                        PID:3788
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3436 /prefetch:1
                        2⤵
                          PID:3924
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6092 /prefetch:8
                          2⤵
                            PID:1476
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5916 /prefetch:1
                            2⤵
                              PID:4928
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6136 /prefetch:1
                              2⤵
                                PID:1992
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5480 /prefetch:1
                                2⤵
                                  PID:1796
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,9722638412322873629,6722996530816902527,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --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=5864 /prefetch:2
                                  2⤵
                                    PID:5716
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3148
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:1632

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 152B
                                          • SHA256 53b34e24e3fbb6a7f473192fc4dec2ae668974494f5636f0359b6ca27d7c65e3
                                          • MD5 SHA1 SHA512

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 5KB
                                          • SHA256 980f00655aa7309433ece6a6124883638babf1e07f37a1623daee1d7e1558d1b
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 5KB
                                          • SHA256 53356557b70a99dc0c475e9d00389c605a0b1a964cd2f14efaa4729e7c8ece75
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Secure Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                          • Size 24KB
                                          • SHA256 3dca3ec65d1f4109c6b66a1a47b2477afaf8d15306a523f297283da0eccbe8b1
                                          • MD5 SHA1 SHA512 SSDEEP

                                          CURRENT

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                          • Size 16B
                                          • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                          • MD5 SHA1 SHA512

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 11KB
                                          • SHA256 8c2ab0369d11d9e03b312fd9f2825d5dcb8196421df8a2c0129d024e02a75cc0
                                          • MD5 SHA1 SHA512 SSDEEP

                                          afc7032d-b211-4831-a36f-5b1e8e9210fa.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\afc7032d-b211-4831-a36f-5b1e8e9210fa.tmp
                                          • Size 11KB
                                          • SHA256 d9a5974f52caf67d195522b7190d6b2e73c623d601a8c3785ba09a54dd718e5a
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Unconfirmed 265497.crdownload

                                          • Path C:\Users\Admin\Downloads\Unconfirmed 265497.crdownload
                                          • Size 1.9MB
                                          • SHA256 741e44780dc13b00135d3a9822b06923586bf38617fb408ba938e1e270e26b79
                                          • MD5 SHA1 SHA512 SSDEEP