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Resubmissions

12/10/2024, 18:45

241012-xd6h8avhle 3

12/10/2024, 18:42

241012-xcr97svgmb 3

Analysis

  • max time kernel
    94s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2024, 18:42

General

  • Target

    https://mchccbackup.github.io/downloadc.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
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://mchccbackup.github.io/downloadc.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2388
    • 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,0x100,0xd4,0x104,0x7ffce3b9cc40,0x7ffce3b9cc4c,0x7ffce3b9cc58
      2⤵
        PID:4900
      • 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=1912,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1908 /prefetch:2
        2⤵
          PID:1976
        • 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=2152,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2164 /prefetch:3
          2⤵
            PID:3084
          • 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=2256,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2516 /prefetch:8
            2⤵
              PID:1484
            • 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=3100,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3136 /prefetch:1
              2⤵
                PID:2600
              • 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=3108,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3188 /prefetch:1
                2⤵
                  PID:1500
                • 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=4588,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4600 /prefetch:8
                  2⤵
                    PID:768
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4656,i,9791054398328720122,13079539356568097841,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4596 /prefetch:8
                    2⤵
                      PID:1200
                  • 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:2108
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:2948
                      • C:\Windows\System32\rundll32.exe
                        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                        1⤵
                          PID:4840
                        • C:\Windows\system32\NOTEPAD.EXE
                          "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\Opal 062024\README.txt
                          1⤵
                            PID:1980

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

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

                            Filesize

                            120B

                            MD5

                            8507d88d5aec1598b99912206012f917

                            SHA1

                            236ca9da241c9abbb533f512030bec35c722ca32

                            SHA256

                            d7c9c4231e3b9cf5cf0a22d419306147db5fe02095a450a8b611a192f19ff30c

                            SHA512

                            2c97317db3023fc866e779ef725d3c9dc94c23f9128caebfb41fb9cde3ec21d7f454ca30cb5da757a1e31c2f4f11b74e61639768a0c198a2ddbef04bc4ca86dc

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

                            Filesize

                            2KB

                            MD5

                            0e73ff207d81f2ffc6f75b1037ed96b4

                            SHA1

                            1d5f1778579a21b5e9df55b80b72e6fa3484dee8

                            SHA256

                            9cea53ecef2c3b8aa6bd253451eb6deac1e56afd5c3d53ba9716fe0695407323

                            SHA512

                            8b94ab77901d5879bc4b89322841dfaa535cc1949421cfa53f1d07d73fef4a5ed37b63308ab4050a1518265dfba3c1c98b7c2843446a47030f609ef399aaa84b

                          • 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

                            522B

                            MD5

                            b0ac277ddc1f164e5d5651271a855ea6

                            SHA1

                            c644af222f1175331358ab5378511fcfd88acb3b

                            SHA256

                            906609819945ce6cce92685a1b8213044b2bdadd429a138fcd1d576722ed3bf6

                            SHA512

                            25920dace4225a541102d94af078a6d41834fbca02150a1ddf2a9d20efe406853fefdb9a7ad176aca9c10cd9e7d25128c03822a7bbb619850e7472ed3c983a3c

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

                            Filesize

                            8KB

                            MD5

                            7b37ea22ddce4632d356a23674f9d853

                            SHA1

                            b05cb9de6bf30008fb56d3a014874610390360b6

                            SHA256

                            2017275bc58fdd75c6eaf8e9785655122346bea4a70edc3e2e60e2a4f6b64343

                            SHA512

                            6b009fbb5fd2491e97f988701964dea6a1eb621f5aec1cfbdcd09bcebe7752dc1e924bc148d291f941ca96416dab10127220f8a99287d5d3452267a5d3f89049

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

                            Filesize

                            8KB

                            MD5

                            4b5fe6953b7e5941adfa5c0b172ed52c

                            SHA1

                            81c7764c0d2b7c30ee631f1ae4a762479fbb18e9

                            SHA256

                            314dde68fb21e92a16373de3bddc65bbf043b99eb80a0841846ef9639749b50d

                            SHA512

                            c40ac7e150798c3fcedf4de2823e33f4fd554e7d52fc5de0a8d7b1415c912d76fb7df9337e55fa0ff39734d68d4fccc65d86baa7cbfbc42791cba3b31b3d6a36

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

                            Filesize

                            9KB

                            MD5

                            7697101416c8b879e398045001dff8f0

                            SHA1

                            3f7a363f759b03fe848e3c90aa32d68744b58e84

                            SHA256

                            b225245770d27768187040d3bddfb6d7e21f167684537c2556817cdd24eefb4c

                            SHA512

                            58e22d2b3fb5e826e38fe1406344c5f5fd63b9270689a3afe630c00aec3eac095faed5fb3f1010cf2f544e81bc4258c1dce5b1d0d1fa7db0fa416d73ffa20e4d

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

                            Filesize

                            9KB

                            MD5

                            33615ef102baa9f706590b3b9b4ea283

                            SHA1

                            52fb4dabbea263982e7fc5d8767b3449d2e5ae61

                            SHA256

                            b40db234d71aa1a226fb1d47adabfc3bc89cd28ec17cf322e81e35a8e891e77a

                            SHA512

                            fd69a70d2f3d5fc03aae97897fa90d1838136c1375a0959200c6ffd2e3fd9bf414c6fe01fbcce0248e8cb06eee0ed1dbc93a3ec6a996c6d1e92705ea5299098a

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

                            Filesize

                            9KB

                            MD5

                            d822422bf29b585c51e34ce35fdf9488

                            SHA1

                            fb4e5cf02738e2053d237f9ecd7bf5a80d0fc0ab

                            SHA256

                            504d818f9ac735a7fb4f8815bf04be49678dae5e8a7cefa62f4d1ff2db789903

                            SHA512

                            5ee31293ed2eae5a1930f5fa6a59042340ba11a88e7e8f8af475006467dd1b36a8883f4c9d2f0e50d1d18b30280f4f668290a91845759c424db47b1c2b9dbe90

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

                            Filesize

                            9KB

                            MD5

                            c70970684eeec48eaab5dcc9ef45c552

                            SHA1

                            815cd04a017638c6e3707a3490e3a5223e8d84a9

                            SHA256

                            3edf343f1bbeee2d910d2454e70b8803c438ae0b83379e20a4ca9f61bb7b444b

                            SHA512

                            fdb829ddb4f4f49fee525afde0e1cafada3d21d649a8ca4aa68765dd3ee5e7847799f67f6fe7bbcf54db20e27eaf2d41f895269af5444ea5cc2c6e424aff1da8

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

                            Filesize

                            116KB

                            MD5

                            d12d598ed8eb5ca3d886408f5be932d5

                            SHA1

                            75405e2f14148e6466bd9c58ba01d90c9d524dda

                            SHA256

                            7180977af625a1ff430792c62dbc6c5fac4f923fe044b5e4165696b1c7bc89d2

                            SHA512

                            2e4ce8b12ea6eebbde4250553b335481b0c078bb413c9bbee9ff6042034a3933de1fdccd83555bdc8be539145cba6710bea0077dc1abc040968067ef28799e04

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

                            Filesize

                            116KB

                            MD5

                            8ff44fa76fdfe0dce60d3028a8efeefd

                            SHA1

                            7eb9549e7b9b3c3879b7eb9c18be39f757e97bd5

                            SHA256

                            e4fb0f1e71ddb31509047c5110babf8145ca80b05649b9262719d2d911ca5f5a

                            SHA512

                            7abc97568fed04ada1bf77275c234deea728518719ef6e74df4e10a56998f88751997f244c9ca1dbd757d4648f7569045778b0ea2a9090adc5526a4976e7dda7