Resubmissions

02/11/2023, 08:35

231102-kgzhvsbe69 1

02/11/2023, 08:32

231102-ke9wtabe45 1

Analysis

  • max time kernel
    82s
  • max time network
    86s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2023, 08:35

General

  • Target

    https://encurtador.com.br/sFZ18

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 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://encurtador.com.br/sFZ18
    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:3220
    • 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,0x100,0x104,0xd8,0x108,0x7ffb7f8f46f8,0x7ffb7f8f4708,0x7ffb7f8f4718
      2⤵
        PID:3704
      • 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=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2200 /prefetch:3
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1128
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
        2⤵
          PID:116
        • 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=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2912 /prefetch:8
          2⤵
            PID:1900
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=3320 /prefetch:1
            2⤵
              PID:3016
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=3312 /prefetch:1
              2⤵
                PID:3852
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=4568 /prefetch:1
                2⤵
                  PID:3536
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=5312 /prefetch:1
                  2⤵
                    PID:3060
                  • 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=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5576 /prefetch:8
                    2⤵
                      PID:2020
                    • 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=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5576 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1908
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=6064 /prefetch:1
                      2⤵
                        PID:4140
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=6056 /prefetch:1
                        2⤵
                          PID:4344
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5708 /prefetch:1
                          2⤵
                            PID:4432
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5440 /prefetch:1
                            2⤵
                              PID:1468
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2100,15642020236428677238,8615346214853259046,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=1720 /prefetch:8
                              2⤵
                                PID:5316
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:1028
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:3540

                                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

                                  aed593b08b94f34dd8f68fd369652ac2

                                  SHA1

                                  3ce2a17e426e09c2fd9a8d2ab191fe29248f2d95

                                  SHA256

                                  5c0cdd5dc1bccf7e3ffa8568fdd2fe35f3edc85832f3d11331aced965aaeeba7

                                  SHA512

                                  16b34c29d8ea3793f7d4491847d2fecae2c6c9d7b7b1ec16d1367828d0a4da4cdbf912c2040bc0ca98ac32cd701355ddd16b4865629d51bae2527e1a05411137

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

                                  Filesize

                                  144B

                                  MD5

                                  4a3f8fbfd86184d9420568e94847202e

                                  SHA1

                                  16f02e21f9dfc9e265f0e6151c8e22a10767bdd4

                                  SHA256

                                  5c31e80b81eb44b3dff0c7dbe0b541cce5a67420bcaa564a54af0c31195a0dfb

                                  SHA512

                                  aef2a1f24b674738bd689b173b8d75ad021dbe6c5b294c5693d6f6414a71e1705b125e751e71e6b70cf38d7892d5dc2241ddbc649689e76b923a72a51e008df8

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

                                  Filesize

                                  111B

                                  MD5

                                  285252a2f6327d41eab203dc2f402c67

                                  SHA1

                                  acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                  SHA256

                                  5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                  SHA512

                                  11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                  Filesize

                                  499B

                                  MD5

                                  f5b46e6cd6b20f2498c2aca7526eab73

                                  SHA1

                                  a2fa73bba5c24b8efdfbd6d972b62765b04e84fc

                                  SHA256

                                  db8f97300e3b58fb96f733b1f57c4762ad28a3add0ebf2e610e220b5a2952589

                                  SHA512

                                  58e1d5ead1877e675fd407fe945e8da5684cc75e997838b1e10f02234097862ffeed86a6203d8549691286195a60d891df3ef64d258fcfed81ae8cb67afa6f5b

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

                                  Filesize

                                  5KB

                                  MD5

                                  820824ab8841a5374f0f4ebe08ba14cc

                                  SHA1

                                  cce04c6d4eba9a04e7a1b01e86414ab171c31843

                                  SHA256

                                  9ddede6dc8c3f41871539660f681ae89cfb44a0cca7c5a1b8de4e172ee228de1

                                  SHA512

                                  fa8fd3228a85c01be78afce8e8a4feba1435f6f5b9729e51df554b6fb6879df568b4864666082b961f7a4e18310d9d0d84275875bd91440f49364cf5e18fc94e

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

                                  Filesize

                                  5KB

                                  MD5

                                  8e60924e48748da5d34bb28d69b81576

                                  SHA1

                                  20402f5573e291c5e091b91895b5a61f1aaeb5d9

                                  SHA256

                                  2a2666a6b1567f92061e319a2e73da9674a734345853f1f88cc049b24739d34e

                                  SHA512

                                  d42c418335bac28553e969c58c4bd0218385168e87b6bc7fee8d941d703ae849354ab5d9432d0da0c3154c1a237a6fdab347f18a9b84bf0eededf3b3d58a88fe

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

                                  Filesize

                                  5KB

                                  MD5

                                  bb030c924c3f321ffa03aabce3acaebe

                                  SHA1

                                  aefca40ca4e2e9e2bef433f425a5ea3d9ca5223f

                                  SHA256

                                  497758c545773e1c3b468cb9f37c334124d19dc74764a9529b31c54e7a866686

                                  SHA512

                                  96099c87e5a4eb3826a54be7a2d9cb6ba05f114ed20d6995f21910d3606f85d0f808318e059bf1ca20e54f8f23339f89c41a0cfef4de94db4c188e648f8fc0e5

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

                                  Filesize

                                  6KB

                                  MD5

                                  51d81453d2de9d3279b10d844cbc65df

                                  SHA1

                                  8b46f488d26bbe68f9ddaa06ca521f1a9e7ff8f7

                                  SHA256

                                  7eb793cfc4356af5f97671ae8c95c25acc0f22f1e985bad95ab37f8a40760901

                                  SHA512

                                  84754194c9002e7ae319710f3e5e111b642f11961172963dfdc26eab985119fc9ea74d3fa6c34c6b8ed381c6c83785ee5ec556ab4c40016efa17e1e0790f723c

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

                                  Filesize

                                  24KB

                                  MD5

                                  e2565e589c9c038c551766400aefc665

                                  SHA1

                                  77893bb0d295c2737e31a3f539572367c946ab27

                                  SHA256

                                  172017da29bce2bfe0c8b4577a9b8e7a97a0585fd85697f51261f39b28877e80

                                  SHA512

                                  5a33ce3d048f2443c5d1aee3922693decc19c4d172aff0b059b31af3b56aa5e413902f9a9634e5ee874b046ae63a0531985b0361467b62e977dcff7fc9913c4d

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

                                  Filesize

                                  1KB

                                  MD5

                                  80105df8234bd81d4f542991554b9142

                                  SHA1

                                  afa88855f821db50f422b1ab4cc9539a0406e4a5

                                  SHA256

                                  d37c978aa400911c26dfeac9d1573615122fd048eae6c138611c7b41329a4469

                                  SHA512

                                  60e31a307de65c92a4548334e9d6eef270e37a35f61ee354aeee7ef550be8644eddac954fd79f78e0417992003a41181a461785800c4095567396402ad5978cd

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe581095.TMP

                                  Filesize

                                  1KB

                                  MD5

                                  0b8c58ce1ab9bc104b71bff57f04a391

                                  SHA1

                                  c946312287ebf0576871e85b37ecab20e619645d

                                  SHA256

                                  6d4031c01ca980ab6e5632a7343e9b166a1058cf8ca4550418262ea903b955e1

                                  SHA512

                                  e582a82979e2ef460e0e1562d472a703590e5816d70ebf9de7db6c2d9930355cb73b690919fa7cbc569239b0e4620bea06d418949a3d647190632951194d75af

                                • 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

                                  10KB

                                  MD5

                                  57d6696cd0af1ef42fd6a973e3c8b7c0

                                  SHA1

                                  316dc424c370ed02061d857c0d4df5f03ce4c538

                                  SHA256

                                  858dd12c5569ed9759585f04085ea5b1c5c45c2a3919b96ef8b4d7eda5d158b5

                                  SHA512

                                  2261ede9bcd1b2a3d4ea90de44ba0ee877f7cdd2bff1a418f3360c1a096e39a4c44be067b1ef38dcf9639583cafdf3a67cef364ff2d352750c08e79d830c4af5