Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 07:44

General

  • Target

    https://attachments.office.net/owa/[email protected]/service.svc/s/GetFileAttachment?id=AAkALgAAAAAAHYQDEapmEc2byACqAC%2fEWg0AXQVMY1WOa0e9%2f%2bLMPnXkggAD6QP9jwAAARIAEADtIrsLJYHcTK7u8CqMoNB%2f&amp

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 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://attachments.office.net/owa/[email protected]/service.svc/s/GetFileAttachment?id=AAkALgAAAAAAHYQDEapmEc2byACqAC%2fEWg0AXQVMY1WOa0e9%2f%2bLMPnXkggAD6QP9jwAAARIAEADtIrsLJYHcTK7u8CqMoNB%2f&amp
    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:1452
    • 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,0x100,0x104,0xd8,0x108,0x7ff9d16646f8,0x7ff9d1664708,0x7ff9d1664718
      2⤵
        PID:2292
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2056 /prefetch:2
        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=network.mojom.NetworkService --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:5016
        • 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=2032,8929917964174037144,17994368576370420310,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2756 /prefetch:8
          2⤵
            PID:1220
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=3404 /prefetch:1
            2⤵
              PID:1228
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=3416 /prefetch:1
              2⤵
                PID:3428
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=4660 /prefetch:1
                2⤵
                  PID:1256
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=4200 /prefetch:1
                  2⤵
                    PID:1432
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=3452 /prefetch:1
                    2⤵
                      PID:1904
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=3524 /prefetch:1
                      2⤵
                        PID:2944
                      • 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=2032,8929917964174037144,17994368576370420310,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5488 /prefetch:8
                        2⤵
                          PID:2016
                        • 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=2032,8929917964174037144,17994368576370420310,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5488 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4684
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=4700 /prefetch:1
                          2⤵
                            PID:3684
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2032,8929917964174037144,17994368576370420310,131072 --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=2224 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1472
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:3144
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3304

                            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

                                    36bb45cb1262fcfcab1e3e7960784eaa

                                    SHA1

                                    ab0e15841b027632c9e1b0a47d3dec42162fc637

                                    SHA256

                                    7c6b0de6f9b4c3ca1f5d6af23c3380f849825af00b58420b76c72b62cfae44ae

                                    SHA512

                                    02c54c919f8cf3fc28f5f965fe1755955636d7d89b5f0504a02fcd9d94de8c50e046c7c2d6cf349fabde03b0fbbcc61df6e9968f2af237106bf7edd697e07456

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

                                    Filesize

                                    152B

                                    MD5

                                    1e3dc6a82a2cb341f7c9feeaf53f466f

                                    SHA1

                                    915decb72e1f86e14114f14ac9bfd9ba198fdfce

                                    SHA256

                                    a56135007f4dadf6606bc237cb75ff5ff77326ba093dff30d6881ce9a04a114c

                                    SHA512

                                    0a5223e8cecce77613b1c02535c79b3795e5ad89fc0a934e9795e488712e02b527413109ad1f94bbd4eb35dd07b86dd6e9f4b57d4d7c8a0a57ec3f7f76c7890a

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

                                    Filesize

                                    595B

                                    MD5

                                    588831cc97960cd84d23cddc13280731

                                    SHA1

                                    d8450e624996fb8698d4b2012cb3459d2e6c9976

                                    SHA256

                                    a1b75eb541aecfd8dae2e6c02ff7d059ca0cdbe5d80fb2a90777ab3c9c6d9b75

                                    SHA512

                                    d603831725072221cc0461600b42254f78290c6c2725d06fb4294686b9c4eb6ea5f5efb2be04939747f37e48d50713e194327e80a5f0bf34ed927527a32180ed

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

                                    Filesize

                                    6KB

                                    MD5

                                    9de010adc35f46b115b7d884c4eed65b

                                    SHA1

                                    a63cef53d8ab71c0d0f820b1da7f64cad243eb55

                                    SHA256

                                    c4b21ce80b1404a41656d013ecbac03b308e694d032b48ad2cdf7588f815d899

                                    SHA512

                                    3d73f1ed3bb41573d62e58ce864973d57cda3c4f10f564416e8d75206a8a89c2da676e629f4f9c9d463cd9862ad40c2d68ec2a6971adc4ea66bd8ec305efb145

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

                                    Filesize

                                    6KB

                                    MD5

                                    b0da2d3dd73b837c50547e50c1d5dc6b

                                    SHA1

                                    9192c69cfd0a74ebf76d1e13d3fe6987b1ef0852

                                    SHA256

                                    c3eb863398a920f27a1c3ef69950e609d8a204de523aebaa483c05d6aca5725f

                                    SHA512

                                    a628f8b177f90f4f8b1a47706fe48792aa9a18c50df4d303a6b0ba51efa699c88965515c88f93035bd5ca445139585f955f861be53058ef3bdf12c63e3855e0c

                                  • 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

                                    8a39618848366b37c927d5c69360822c

                                    SHA1

                                    b330a36e96d9425d896d669b3f7d79f026a75c18

                                    SHA256

                                    1dd59a138b77cf99c4bfd118941c14ae82c639b58f56a1fd74d561458a837b0d

                                    SHA512

                                    6f6351ea0884f8bc8340ca22c2d2f89deabfa0bac5b8bbe59e88e0ba6f8487fb4dea8c6f2143864d14f446b2dee5a4784038ba0cebcc35286b2e661f521e9e5d