Analysis

  • max time kernel
    481s
  • max time network
    488s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-11-2024 10:48

General

  • Target

    Quasar v1.4.1/3rdPartyLicenses/BouncyCastle_license.html

  • Size

    1KB

  • MD5

    bf8d5a737e70dd3493a475b8672f14df

  • SHA1

    01d35be1b65293f7ca43ee1045424599923ab54a

  • SHA256

    6b73c0a42d138d1f05b527c7b936e79af9f44a55d52e35f912da15c0dea43d30

  • SHA512

    ecc23ef88b80944ed135233118db167bf5dc161b0392af25ae846010f9993673bbdb62f88bf6de24dc060a48a0cfe96be261d30f5dac2705ed0f01d987fe24b8

Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 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" --start-maximized --single-argument C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\3rdPartyLicenses\BouncyCastle_license.html
    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:4076
    • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff9fc763cb8,0x7ff9fc763cc8,0x7ff9fc763cd8
      2⤵
        PID:2668
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1920 /prefetch:2
        2⤵
          PID:2108
        • 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=1836,10511794314338102009,17193776370578656893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2188 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:5032
        • 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=1836,10511794314338102009,17193776370578656893,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2700 /prefetch:8
          2⤵
            PID:2620
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=3184 /prefetch:1
            2⤵
              PID:3164
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=3204 /prefetch:1
              2⤵
                PID:4912
              • 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=1836,10511794314338102009,17193776370578656893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4700 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4240
              • 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=1836,10511794314338102009,17193776370578656893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5096 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:672
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=5224 /prefetch:1
                2⤵
                  PID:4980
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=5324 /prefetch:1
                  2⤵
                    PID:2432
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=5140 /prefetch:1
                    2⤵
                      PID:1828
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5552 /prefetch:1
                      2⤵
                        PID:3500
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1836,10511794314338102009,17193776370578656893,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5240 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:3096
                    • C:\Windows\System32\CompPkgSrv.exe
                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                      1⤵
                        PID:3360
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:1640

                        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

                          4c1a24fa898d2a98b540b20272c8e47b

                          SHA1

                          3218bff9ce95b52842fa1b8bd00be073177141ef

                          SHA256

                          bbcc378fcbf64580e7a48b4e7ca9be57fa0a1f2e747f488325685bdb18d73a95

                          SHA512

                          e61f196e7f1c9a5fe249abe9b11eea770fb2f4babc61f60b12c71f43e6fe9354cf14869daf46abc2c2655bce180252acd43c10562a2dcd31fa7d90d33253820e

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

                          Filesize

                          152B

                          MD5

                          f1d2c7fd2ca29bb77a5da2d1847fbb92

                          SHA1

                          840de2cf36c22ba10ac96f90890b6a12a56526c6

                          SHA256

                          58d0f80310f4a84f687c5ce0adaa982eb42fe4480510399fa2ae975d40bb8bc5

                          SHA512

                          ede1fafea2404f16948fe0b5ea5161ccee3ee6e40c55ff98c337eac981a6776b9c73dc030a5c59e4347aec91259f497539206e71949c33adcecbf2c846709e14

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

                          Filesize

                          5KB

                          MD5

                          056725cbc51ba9a72ccd0ea28c24b82a

                          SHA1

                          2161c2b3b94090ff7d36a00d4a4da76668682302

                          SHA256

                          5f217a7c3c4cedbe8d9f4e623e8b917ec6219b9dbe022e1e68a9ed053ff862ee

                          SHA512

                          c739a4b5ea2f60caee8feaf218036eae38f8e156c4c2aefeac7721b469e448d102403c92553037cf537cf58dfaa12427cc062e157c3e3b36ef7f65890b6bdebc

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

                          Filesize

                          5KB

                          MD5

                          f29cacd40b7a0ddd8485ea801ab4269c

                          SHA1

                          7c0622b093263c3542f0d795768f3c148c28df40

                          SHA256

                          d349dfc2791338117da8ae58c5b8101e4e661949836c470f966265fca151abd2

                          SHA512

                          2e250cedb9e3a6b6030ffbf98c3da8bc27b7faf7c6db2b0ac352995f08389dbdc2807247a10ed3b12ad60c10f5df0a0c83295cfce0752996c5488e96ca0467f3

                        • 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

                          df373058577020ac41bc9d6b9e23015c

                          SHA1

                          3c436f429b09335e1da72e1d04b6168fc890528b

                          SHA256

                          5d3f398906367df0b702077cfd7b13b49931110900fb14a81b867614d3ce8866

                          SHA512

                          76b1180d1037e844c9addbfb898d34d6b17cca05a6aad747c7097e4ff985c0b0285786bd5d3a8e2492a281cdacae2c0b4c3de418038d10d5fd8b2b76462d6a7a