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Analysis

  • max time kernel
    145s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2024, 10:07

General

  • Target

    https://imputeletter.com/0/0/0/u8d821edc2ec4c3f1248a56687fc68fbe13/263-8907/964-44559-16043

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 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" --single-argument https://imputeletter.com/0/0/0/u8d821edc2ec4c3f1248a56687fc68fbe13/263-8907/964-44559-16043
    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:4088
    • 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,0x100,0x104,0xd8,0x108,0x7ffa82ad46f8,0x7ffa82ad4708,0x7ffa82ad4718
      2⤵
        PID:3496
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2268 /prefetch:2
        2⤵
          PID:3116
        • 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=2084,16251576674532914474,2252816888889792228,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2324 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1364
        • 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=2084,16251576674532914474,2252816888889792228,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2848 /prefetch:8
          2⤵
            PID:424
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=3304 /prefetch:1
            2⤵
              PID:4792
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=3296 /prefetch:1
              2⤵
                PID:2384
              • 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=2084,16251576674532914474,2252816888889792228,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5092 /prefetch:8
                2⤵
                  PID:1704
                • 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=2084,16251576674532914474,2252816888889792228,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5092 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4584
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=5212 /prefetch:1
                  2⤵
                    PID:2148
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=5232 /prefetch:1
                    2⤵
                      PID:3360
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3464 /prefetch:1
                      2⤵
                        PID:4252
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3372 /prefetch:1
                        2⤵
                          PID:4288
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,16251576674532914474,2252816888889792228,131072 --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=2416 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1376
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2860
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2052

                          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

                            4b4f91fa1b362ba5341ecb2836438dea

                            SHA1

                            9561f5aabed742404d455da735259a2c6781fa07

                            SHA256

                            d824b742eace197ddc8b6ed5d918f390fde4b0fbf0e371b8e1f2ed40a3b6455c

                            SHA512

                            fef22217dcdd8000bc193e25129699d4b8f7a103ca4fe1613baf73ccf67090d9fbae27eb93e4bb8747455853a0a4326f2d0c38df41c8d42351cdcd4132418dac

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

                            Filesize

                            152B

                            MD5

                            eaa3db555ab5bc0cb364826204aad3f0

                            SHA1

                            a4cdfaac8de49e6e6e88b335cfeaa7c9e3c563ca

                            SHA256

                            ef7baeb1b2ab05ff3c5fbb76c2759db49294654548706c7c8e87f0cde855b86b

                            SHA512

                            e13981da51b52c15261ecabb98af32f9b920651b46b10ce0cc823c5878b22eb1420258c80deef204070d1e0bdd3a64d875ac2522e3713a3cf11657aa55aeccd4

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

                            Filesize

                            6KB

                            MD5

                            fb735649b7328ea34d8e56bbbb7a5865

                            SHA1

                            87472168552de638bbb212af11cc370fad843659

                            SHA256

                            3327f242f936498a6ab00ad59e679886508e833316aae363661fb434e16ec917

                            SHA512

                            84704c7c5a6d2ac7754ee679221b74173ada6a8e2a23f772100e22ded37c45832eed17f36a9f25659df3385a92101a85286d1d02d4172caa2e309fedc5d88a52

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

                            Filesize

                            6KB

                            MD5

                            de92194f4bd4fc23a3b83f94fc58b2f5

                            SHA1

                            6ba46dd88686cc8eb624820943aeb01db724daf1

                            SHA256

                            6d5c8b79794d602cf782994c123335c1a2557dc40e8db833954a14e976033a64

                            SHA512

                            a060328e40662a65cca45a85a9f8791269d0c000300fcdce30c66f0c05cb8203b6c3dcfebb073373a88af933f5b51ee322567f901c6733a0382ae2b733e190bf

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

                            Filesize

                            6KB

                            MD5

                            955d9d943f8dc0846eac04b355e97c7a

                            SHA1

                            edf2fb8411f15695ceaea164d21ebcea52c23a4e

                            SHA256

                            3546b3b4de872fd24468e9b8604dbfaf833fb5f81bb7ee96f3232eadcd011b10

                            SHA512

                            07586a689c5bc04f86db32a37dbde5cae50adb81d1c5311a214647cc53cb1f8ab1ff8ec3e474ccc94aba3abb07b3efda893ae90e1650bbf328e2bd8681b08e2e

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

                            Filesize

                            203B

                            MD5

                            eb61c646536cbb5f044862f4f31b9d75

                            SHA1

                            130a4f628872ad50091e6151fc11a7cf58cf1dc3

                            SHA256

                            59e45eaf788e2eff4f5d37cf701be0e25324ce9c04b25f5a7e28b72d7e807bb7

                            SHA512

                            d82c7b575524478c7a92ea77eae978c3b49570dea50b5407b713fd588e6b9d2caca41de36c8b9ec3f35502a534386c58e232868b6467a9cec611f603be11748c

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe57c1d9.TMP

                            Filesize

                            203B

                            MD5

                            56dfcdcf2c80170f64dfc25f1666f7ba

                            SHA1

                            78f7e153aa5805099db21aeab0a625b517232b3f

                            SHA256

                            531d42ffbc3727106fe5f1357d2d9604bc3d5a670c697b9a301343eb48dd3e1a

                            SHA512

                            83846a721fb42024d02cda0aba1a8358483675da12cab91447067f89d14939346fb7465a67d2e2fed04a3ad0f2954708b8dcf99cf0c551a2324ceba14fbc1a70

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

                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                            Filesize

                            11KB

                            MD5

                            f558f408d9c65b516867106a9ef77da5

                            SHA1

                            cbfea5055eea5a7197a76d126a91ef52393d6037

                            SHA256

                            5d2858ac41c61bf8b85279dc0b65ca7b474130f0560074dec049c3bc841d7c0f

                            SHA512

                            bf783689f3898dc5766721e496e674536fef85284860927d3e8192f83a3be13eafef5c4354d101f06380dcef21652f3be1bf31ff69c979ec765ed3d42241a7aa

                          • C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic

                            Filesize

                            2B

                            MD5

                            f3b25701fe362ec84616a93a45ce9998

                            SHA1

                            d62636d8caec13f04e28442a0a6fa1afeb024bbb

                            SHA256

                            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                            SHA512

                            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84