Analysis

  • max time kernel
    104s
  • max time network
    106s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03-10-2024 22:23

General

  • Target

    PasswordChanger.exe

  • Size

    10KB

  • MD5

    9e041ccfa4a513ed3f28151012e42751

  • SHA1

    76d812c4850f303cb83bb8b7fddf8388cfb5d55c

  • SHA256

    c2861df868453a5a1a809479ae7afb170c84b907f3228e9da871a2e14bd6f546

  • SHA512

    5710b4e50d674397f8eb0a19eff9d29faff7c9bbcbbb1744acb997462ded784885b96766ee2170ad8f04cb46e406f267a6152a184c3b0c93adc54051d5f59361

  • SSDEEP

    96:lhLCS1UajhNg5y/FCff67AZdSzTzeXqwzaFevzhFAQj3T3mQMn3UlOML31S3mRl7:3VLTv4fUzIq+o2tj1hVU8fHgmD

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PasswordChanger.exe
    "C:\Users\Admin\AppData\Local\Temp\PasswordChanger.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2012
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4216
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --profile-directory=Default
      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:4104
      • 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xe4,0x10c,0x7ffb0df33cb8,0x7ffb0df33cc8,0x7ffb0df33cd8
        2⤵
          PID:420
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1908 /prefetch:2
          2⤵
            PID:2416
          • 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=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2288 /prefetch:3
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3504
          • 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=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2512 /prefetch:8
            2⤵
              PID:3080
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --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=3232 /prefetch:1
              2⤵
                PID:576
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --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=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3252 /prefetch:1
                2⤵
                  PID:492
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4636 /prefetch:1
                  2⤵
                    PID:972
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4672 /prefetch:1
                    2⤵
                      PID:2256
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4964 /prefetch:1
                      2⤵
                        PID:4020
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3496 /prefetch:1
                        2⤵
                          PID:4564
                        • 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.UtilWin --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5288 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4408
                        • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5556 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4748
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1876,3238012755113257709,2998738622776784878,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4628 /prefetch:1
                          2⤵
                            PID:4500
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4532
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4696
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
                              1⤵
                              • Modifies registry class
                              • Suspicious use of SetWindowsHookEx
                              PID:460

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

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

                              Filesize

                              152B

                              MD5

                              058032c530b52781582253cb245aa731

                              SHA1

                              7ca26280e1bfefe40e53e64345a0d795b5303fab

                              SHA256

                              1c3a7192c514ef0d2a8cf9115cfb44137ca98ec6daa4f68595e2be695c7ed67e

                              SHA512

                              77fa3cdcd53255e7213bb99980049e11d6a2160f8130c84bd16b35ba9e821a4e51716371526ec799a5b4927234af99e0958283d78c0799777ab4dfda031f874f

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

                              Filesize

                              152B

                              MD5

                              a8276eab0f8f0c0bb325b5b8c329f64f

                              SHA1

                              8ce681e4056936ca8ccd6f487e7cd7cccbae538b

                              SHA256

                              847f60e288d327496b72dbe1e7aa1470a99bf27c0a07548b6a386a6188cd72da

                              SHA512

                              42f91bf90e92220d0731fa4279cc5773d5e9057a9587f311bee0b3f7f266ddceca367bd0ee7f1438c3606598553a2372316258c05e506315e4e11760c8f13918

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              dfa57d894fceb5bcd26a55b249166455

                              SHA1

                              9ab92d2b028b733257fb2ad682481969ece3396c

                              SHA256

                              4cedc2ba2dd38eaa65edbd64b527a6967d5429c2c2d20e6de491a0cd0ec27458

                              SHA512

                              10f8d1d48b5c79136c17497f9ce251fe1e64c7e249daf049a6a91b1c6574e9ec188812bd06465a07362630834161765cf511da279c06a66567afcc897f6fff9e

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              ca079b8932db3bb971c76c2a2fbced4b

                              SHA1

                              b2d82fdeae4291c86631efb89e62ac4c0e218e5f

                              SHA256

                              65c01c41c1a0de4e2a27bd70d0eee696a1356fda35a146ec10a690594f4f956c

                              SHA512

                              2e4d39f292b1b4d4a0b65863c06804118f514d9d9392cd5f8679537b54ec01c7f5483665f74fdd15ed53b53669ff65fd8fbaf584aac07e21cf5a2f14af7e3eec

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                              Filesize

                              16B

                              MD5

                              46295cac801e5d4857d09837238a6394

                              SHA1

                              44e0fa1b517dbf802b18faf0785eeea6ac51594b

                              SHA256

                              0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                              SHA512

                              8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                              Filesize

                              16B

                              MD5

                              206702161f94c5cd39fadd03f4014d98

                              SHA1

                              bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                              SHA256

                              1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                              SHA512

                              0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                              Filesize

                              10KB

                              MD5

                              6e9d89867908c9ea1360f0bb396a4312

                              SHA1

                              410d3a9ee49fddfba81beaaa8f678412de5ed6a7

                              SHA256

                              35566e0941ffc9ebefc88bc120cd2a217e65f6935fb47bf956bb6acfa4b13ffe

                              SHA512

                              7af1079daaa28b83ffca0c3048a6aba50913e03d1b4e46f88f72fd73ea380038ce319419d15eec7d54e72b7406c5eedd3c546c04bd775762a9a8181e58189834

                            • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

                              Filesize

                              10KB

                              MD5

                              bf9d506bc3ef115492702ab73476920b

                              SHA1

                              b5eef4d22ed88d8da0ffcf0b71ab6533378b6a4f

                              SHA256

                              76203097befb1239bd25e5a1d492a209cc461b5db423230937609ce84209cb0b

                              SHA512

                              1e77b56c16a0022818c24bdbe2448d98dfc3b87e8e9d6a5a3055a76543846dc28ae4e5a63e393ef853c032450d9963f7cd50eb6fe54e7aaa462dd14e3c12c9ee

                            • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

                              Filesize

                              10KB

                              MD5

                              cd6829f53a60318a54648f4ff9d694c2

                              SHA1

                              eda672c23f219a9cdbe740079412f5fbe04a157d

                              SHA256

                              5410184dfd5ef071de14c78cc7e9488049a85e313a3454250d53e974251ac906

                              SHA512

                              25a54ac013419868211b704a9b1f4cbc7c0a5b1a0e10cec09cd8eee3fbde7497e36c8e35f0506622eb9a47939c2c6b9590bf9bbf8d43508be13d7f85f7838ec9

                            • memory/2012-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

                              Filesize

                              4KB

                            • memory/2012-7-0x00000000751A0000-0x0000000075951000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/2012-5-0x00000000751A0000-0x0000000075951000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/2012-4-0x0000000004E50000-0x0000000004E5A000-memory.dmp

                              Filesize

                              40KB

                            • memory/2012-3-0x0000000004DA0000-0x0000000004E32000-memory.dmp

                              Filesize

                              584KB

                            • memory/2012-2-0x0000000005400000-0x00000000059A6000-memory.dmp

                              Filesize

                              5.6MB

                            • memory/2012-1-0x00000000002F0000-0x00000000002F8000-memory.dmp

                              Filesize

                              32KB