Analysis

  • max time kernel
    146s
  • max time network
    144s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    21-11-2024 12:16

General

  • Target

    https://reader.egress.com/

Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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" --start-maximized --single-argument https://reader.egress.com/
    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:4256
    • 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=0x124,0x128,0x12c,0x100,0x130,0x7fffa09546f8,0x7fffa0954708,0x7fffa0954718
      2⤵
        PID:3780
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
        2⤵
          PID:2532
        • 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=2092,213678590482058830,6547842533636415460,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2432 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2088
        • 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=2092,213678590482058830,6547842533636415460,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2904 /prefetch:8
          2⤵
            PID:1692
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=3452 /prefetch:1
            2⤵
              PID:388
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=3472 /prefetch:1
              2⤵
                PID:1292
              • 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=2092,213678590482058830,6547842533636415460,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5484 /prefetch:8
                2⤵
                  PID:3328
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                  2⤵
                  • Drops file in Program Files directory
                  PID:848
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff7c8e15460,0x7ff7c8e15470,0x7ff7c8e15480
                    3⤵
                      PID:5028
                  • 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=2092,213678590482058830,6547842533636415460,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5484 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2072
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=5420 /prefetch:1
                    2⤵
                      PID:4824
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=5548 /prefetch:1
                      2⤵
                        PID:2020
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=220 /prefetch:1
                        2⤵
                          PID:1472
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=3564 /prefetch:1
                          2⤵
                            PID:4736
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,213678590482058830,6547842533636415460,131072 --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=10.0.19041.4355 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3128 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:5896
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4012
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4320

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

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

                              Filesize

                              152B

                              MD5

                              b9fc751d5fa08ca574eba851a781b900

                              SHA1

                              963c71087bd9360fa4aa1f12e84128cd26597af4

                              SHA256

                              360b095e7721603c82e03afa392eb3c3df58e91a831195fc9683e528c2363bbb

                              SHA512

                              ecb8d509380f5e7fe96f14966a4d83305cd9a2292bf42dec349269f51176a293bda3273dfe5fba5a32a6209f411e28a7c2ab0d36454b75e155fc053974980757

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

                              Filesize

                              152B

                              MD5

                              d9a93ee5221bd6f61ae818935430ccac

                              SHA1

                              f35db7fca9a0204cefc2aef07558802de13f9424

                              SHA256

                              a756ec37aec7cd908ea1338159800fd302481acfddad3b1701c399a765b7c968

                              SHA512

                              b47250fdd1dd86ad16843c3df5bed88146c29279143e20f51af51f5a8d9481ae655db675ca31801e98ab1b82b01cb87ae3c83b6e68af3f7835d3cfa83100ad44

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                              Filesize

                              48B

                              MD5

                              49f335b4381436b7f924da50c977c3ef

                              SHA1

                              e03c4cf5204a183309da6d734d0681f26eb14daa

                              SHA256

                              325477173b0e3d0042f912578829e0700cd420085e4e01cf4db21af1f2480b05

                              SHA512

                              43d97b5af2a6bc6d0af62f0ceef8b21a97fd4f76dcce79a92ccf6e912666818ae7d9a23933487dd4e9470b3c5de0e2b0354dc99c20fcd445392f8deef2a18bc6

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                              Filesize

                              192B

                              MD5

                              effef11d6205b2dfff6fae56920c19dd

                              SHA1

                              f8c00616e2ceda301c40a25741a69db1b81391f2

                              SHA256

                              87519a5eacab0dba14c172b89579a5c82cb33dc2ee027052cf2e8a2f569e713c

                              SHA512

                              f0b235a4828b70c6ded44ac94be142397c3387be3b29adb60b76c37db63e3646fe7c228297fc9f42c136acd0d28aea1d8592a06152be46ae0a9c9fb60f8098ec

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico

                              Filesize

                              70KB

                              MD5

                              e5e3377341056643b0494b6842c0b544

                              SHA1

                              d53fd8e256ec9d5cef8ef5387872e544a2df9108

                              SHA256

                              e23040951e464b53b84b11c3466bbd4707a009018819f9ad2a79d1b0b309bc25

                              SHA512

                              83f09e48d009a5cf83fa9aa8f28187f7f4202c84e2d0d6e5806c468f4a24b2478b73077381d2a21c89aa64884df3c56e8dc94eb4ad2d6a8085ac2feb1e26c2ef

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Extension State\MANIFEST-000001

                              Filesize

                              41B

                              MD5

                              5af87dfd673ba2115e2fcf5cfdb727ab

                              SHA1

                              d5b5bbf396dc291274584ef71f444f420b6056f1

                              SHA256

                              f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                              SHA512

                              de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

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

                              Filesize

                              363B

                              MD5

                              2cf27cf6f8815020049158c6bdbea7fe

                              SHA1

                              faf40e424c14f3c7a940a8df4a24fc0ce93d0e6f

                              SHA256

                              ba9d2071b032fd9cf011014ede734d7caedfaa26b28dec9c45e6fc35c1b0ab9e

                              SHA512

                              628df25a80f77b63bc1b9bb88af788b1651b6f6e6afbb16dc0e6d65bfd80eb803e4a88206e05f07037dd4dc833a0acb0cb0f95ce56b26d3c4c25803fc6574d51

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State~RFe58c1a5.TMP

                              Filesize

                              59B

                              MD5

                              2800881c775077e1c4b6e06bf4676de4

                              SHA1

                              2873631068c8b3b9495638c865915be822442c8b

                              SHA256

                              226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974

                              SHA512

                              e342407ab65cc68f1b3fd706cd0a37680a0864ffd30a6539730180ede2cdcd732cc97ae0b9ef7db12da5c0f83e429df0840dbf7596aca859a0301665e517377b

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

                              Filesize

                              5KB

                              MD5

                              aabcb31a9acb675b31f785c8b7e55612

                              SHA1

                              4d3aef0ab2ad71d94f4d9c85fad06f0cfddb4037

                              SHA256

                              12ebec9cb74018532515b3dfa235ae3afe2884b2e8e30f0fdee5d556fe94dd89

                              SHA512

                              af62882b499049c268adf49c9098a4af4aedb99c77485f82c05c810f477daa5ef255ab8deb63bce6de6f6e7f2ad15d7c4af751a40afb0918645aa695514e3e53

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

                              Filesize

                              5KB

                              MD5

                              3b75c18d5adbf674c6662a96db002247

                              SHA1

                              c57f6f19fc4f3a561b4c01f226505748a2465804

                              SHA256

                              8f09cde2ebbb9e2a83547d8204abbf961fe47f6851120f77e835a8c54916fbe9

                              SHA512

                              c11d61945b349d545c4703f385cd094e32117138ce21020ca93df374c2a3a59b8e6d708d896e8d65e1fc00e103460a59aced46d54c01077bcdf9bb842b630bc5

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

                              Filesize

                              5KB

                              MD5

                              7dc5b86e24e6b5f5698a34cacc7f5ddf

                              SHA1

                              8c33de616b0d4b9230d749b4a40dbe624cbc3fce

                              SHA256

                              799d0b8bd563edce817aa256bed914847fc9fa031d4640558f98c361fec90e71

                              SHA512

                              0d12e0ffdee844341d650e1404037fa0c89ca0206d83e159d772f1c88f5481a0e61e54735b7cbcf5dc1bb40bb0bb0995cf6d8607b8405165297a331b951847b8

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

                              Filesize

                              24KB

                              MD5

                              d3412a01d4c3df1df43f94ecd14a889a

                              SHA1

                              2900a987c87791c4b64d80e9ce8c8bd26b679c2f

                              SHA256

                              dd1511db0f7bf3dc835c2588c1fdd1976b6977ad7babe06380c21c63540919be

                              SHA512

                              7d216a9db336322310d7a6191ebac7d80fd4fa084413d0474f42b6eff3feb1baf3e1fb24172ea8abcb67d577f4e3aea2bc68fdb112205fc7592a311a18952f7e

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

                              Filesize

                              24KB

                              MD5

                              f9055ea0f42cb1609ff65d5be99750dc

                              SHA1

                              6f3a884d348e9f58271ddb0cdf4ee0e29becadd4

                              SHA256

                              1cacba6574ba8cc5278c387d6465ff72ef63df4c29cfbec5c76fbaf285d92348

                              SHA512

                              b1937bc9598d584a02c5c7ac42b96ed6121f16fe2de2623b74bb9b2ca3559fc7aff11464f83a9e9e3002a1c74d4bb0ee8136b0746a5773f8f12f857a7b2b3cb4

                            • 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\Default\shared_proto_db\metadata\CURRENT

                              Filesize

                              16B

                              MD5

                              46295cac801e5d4857d09837238a6394

                              SHA1

                              44e0fa1b517dbf802b18faf0785eeea6ac51594b

                              SHA256

                              0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                              SHA512

                              8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\GrShaderCache\GPUCache\f_000006

                              Filesize

                              20KB

                              MD5

                              e8e1f8273c10625d8b5e1541f8cab8fd

                              SHA1

                              18d7a3b3362fc592407e5b174a8fb60a128ce544

                              SHA256

                              45870d39eb491375c12251d35194e916ace795b1a67e02841e1bbcb14f1a0e44

                              SHA512

                              ca77d40ec247d16bc50302f8b13c79b37ab1fcf81c1f8ab50f2fc5430d4fabc74f5845c781bd11bb55840184e6765c2f18b28af72e1f7800fe0bb0b1f3f23b24

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

                              Filesize

                              8KB

                              MD5

                              f1b7c14fbd39cc0e2a49b76402aaa7ef

                              SHA1

                              85286ed60eb7a944b621c3ff892fd5b9519083bf

                              SHA256

                              848e80b529a002b336fc92d0c9c2bf7f87e2e3e1ab34e335e306afd98e6dfefa

                              SHA512

                              015c74a76dba7105f3ef72019d6d5b72973af0c7df9aac11447b8e927592ed850a87a815d43c1c86095f212d46f3d2ab8434fefdecdee2eeb24e0c15270be6b5

                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                              Filesize

                              3KB

                              MD5

                              8b78080a92490c426f0e251d869484ae

                              SHA1

                              2f034590ca86964fa392f92a1f592337c7d56766

                              SHA256

                              1b62fa867edbf054f0ef62daab95cb4ad5f5df68a1488ffa1e34a27e75536110

                              SHA512

                              843b7132eb414ae8e0cd342b2aaf819728976161ce9d2c4f1c90c081f6038b9e5b01740075cbcf8aa4e923232342a0ccc644aa95d62067d44ccdd1e0d0651627

                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                              Filesize

                              3KB

                              MD5

                              0322dc94f8b0d550e3e428efea04d77d

                              SHA1

                              934d276d97b17b070a2aaa38c3537a0e1ebe1fb9

                              SHA256

                              46927307fba8535af85d439de2cf373288428fe56ef1d82435cb1cc5d0ba35a4

                              SHA512

                              18224b425208ea30047d45c796435a96e919e8763cbcfb8b1d90d8f0485f5956e2c2d9edd5abb4ebc0db7377c7496d826db9f2d5d3cfdbaffbe1bf0a7ced60db