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Resubmissions

03/09/2024, 22:41

240903-2mjg9szhkh 1

03/09/2024, 22:36

240903-2h7djaygmp 3

03/09/2024, 19:45

240903-ygjdjawerd 3

03/09/2024, 19:41

240903-yd6dwsweld 5

03/09/2024, 17:36

240903-v6kfcasbpq 5

11/08/2024, 17:42

240811-v988wazdrj 5

11/08/2024, 17:24

240811-vytn2stdrc 5

28/07/2024, 18:08

240728-wrcbvszhqh 8

Analysis

  • max time kernel
    58s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    03/09/2024, 19:45

General

  • Target

    https://www.bluestacks.com/es/index.html

Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.bluestacks.com/es/index.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffd6d5bcc40,0x7ffd6d5bcc4c,0x7ffd6d5bcc58
      2⤵
        PID:1440
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2108,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2104 /prefetch:2
        2⤵
          PID:1720
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=1764,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2488 /prefetch:3
          2⤵
            PID:492
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2156,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2576 /prefetch:8
            2⤵
              PID:744
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3108,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3164 /prefetch:1
              2⤵
                PID:2160
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3112,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3188 /prefetch:1
                2⤵
                  PID:2368
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4580,i,5538753804135212109,7155796750040351870,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4736 /prefetch:8
                  2⤵
                    PID:1204
                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                  1⤵
                    PID:2972
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:2080

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                      Filesize

                      649B

                      MD5

                      6bb9fa1e93907e57dd3d5363caf5f9cd

                      SHA1

                      f37dc23517598b5af239b68bd4fee5a48217cf40

                      SHA256

                      631afdf179abcf767d0843f026493fe13baa6259299b52dacd29ae1769b295d4

                      SHA512

                      1e28b59a3768fbe3b7fcdce2c4fca113cd4ad9c201afe0795e5b48f6d25983319f53d878c345a9b37a6949ad6a5f4c5e7474968f53e9311ec61614d9f71c21ec

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

                      Filesize

                      432B

                      MD5

                      8f0bbb08753ba471ce77079a7ced3775

                      SHA1

                      dc0332af5f7d1fec61e417435b8df7ec0b5b822b

                      SHA256

                      b7dcf1734cbba97d47cc8b619f91aee1837109f9220b3b1d9f38ce2396cf0164

                      SHA512

                      108dc1626ad37937554565afc19a946b25401ce3dd829a5936f25f12af943fb6d0c4ac3a6adff5d3645d44f7c2bbccb87fe2a7c1ade27183dbfb1557ec607b61

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                      Filesize

                      2B

                      MD5

                      d751713988987e9331980363e24189ce

                      SHA1

                      97d170e1550eee4afc0af065b78cda302a97674c

                      SHA256

                      4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                      SHA512

                      b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                      Filesize

                      858B

                      MD5

                      92ef750a92a0e45f026d127c933ace65

                      SHA1

                      a3e036c9a044be91d23bc75efcb59c3f64a97b45

                      SHA256

                      6c7a5ef703fdc2fda9a31f4b3e9fc492f3bb28a9fa5a1b5314a1076bcdb012c0

                      SHA512

                      06c392e4342ac49db09cf4f54616ff4e3e3f357fd47a6e764d64c70add440e8746eb9efee5dcf0122b80677340789858196d055821899119515886d178c5aaee

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      a37c7b0795cb597bb487a426c6716b20

                      SHA1

                      6a6c888e2a66cfca76cf426f323dbbd3d18fe1d7

                      SHA256

                      30fb16bbd2578a8afe764eec3fd18ad54d91e089fd68fc188be71eca7ebee244

                      SHA512

                      2ff579431d9dfce8b0849c61cc9ab81e63670a2018967687ef663d94d8c7e0f276f74a744a30869b3bcf4148545ec719c3d038c92e8429e997de604cb765bb30

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      1cc620235fab918fae869b9572dc529f

                      SHA1

                      6d45059d7db0678a9766fb260bad5709c2b89849

                      SHA256

                      83a8e3944734034ee26b865decbd1d776f9bb0b2140801c27bcf61a1ba455b0b

                      SHA512

                      95cff03c083aca76ba85614144d1e00238c05dd46a874da194d47a6849483159fc969e718e791083107afa4a6d1550efb68ba27053d77a71fe6f0cb9f5c1e4c5

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      99KB

                      MD5

                      cb0af21160d431e7bdb9f6e2207660aa

                      SHA1

                      515c7fb8c8e5805a58b93cd07d9db4928dc992cb

                      SHA256

                      bb2931f209c32f4446b11709f5e591cb3f87c74f7d4896cd0463dd045dc513ba

                      SHA512

                      9f9cfe5f047942c0eaa94b3dd8e9d6767c104847144a08a9363ed4caac7d02bf1e51bbc013b915af43159673e2c20458c11b8d5c869b8e6f5d4cabe09fb9d194

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      99KB

                      MD5

                      5c588b38f8516034f8f75619b2e32f25

                      SHA1

                      511fff3d0b0aeed53aedb28ef9da968993513e22

                      SHA256

                      908538e6c3dbe581b972a19caf90d6c553d1c786cfc0ac000304c19afc238e27

                      SHA512

                      c8b561c0b71285fd069c8e946e9cbb8cdeb30f8ecf6bab914a3546429b031235617a696e04ef14bbfa030729c85652c4ded2c230489c25f4693c070779edd7a3