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Resubmissions

10/07/2024, 14:04

240710-rdn2aasclk 1

10/07/2024, 14:03

240710-rcm3lavamf 4

Analysis

  • max time kernel
    40s
  • max time network
    31s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240709-en
  • resource tags

    arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/07/2024, 14:03

General

  • Target

    https://office-microzoltonline-certification.org/office-aus/AfIpfKGf2XJxS_WrdMNkszHbvUVYDkFZPz-Vq6Aqaug54vgb2apsffp5s4trjp22w5gdmsztdw6vvohecwj7h6kflaUw/

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://office-microzoltonline-certification.org/office-aus/AfIpfKGf2XJxS_WrdMNkszHbvUVYDkFZPz-Vq6Aqaug54vgb2apsffp5s4trjp22w5gdmsztdw6vvohecwj7h6kflaUw/
    1⤵
    • Drops file in Windows directory
    • 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:1792
    • 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" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.106 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdaeb2cc40,0x7ffdaeb2cc4c,0x7ffdaeb2cc58
      2⤵
        PID:2536
      • 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=1828,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=1824 /prefetch:2
        2⤵
          PID:2520
        • 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=1852,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=2060 /prefetch:3
          2⤵
            PID:5020
          • 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=2184,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=2200 /prefetch:8
            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=6 --field-trial-handle=3064,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=3080 /prefetch:1
              2⤵
                PID:1140
              • 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=3056,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=3272 /prefetch:1
                2⤵
                  PID:1772
                • 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=7 --field-trial-handle=4396,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=4388 /prefetch:1
                  2⤵
                    PID:908
                  • 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=8 --field-trial-handle=3376,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=4548 /prefetch:1
                    2⤵
                      PID:1648
                    • 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=9 --field-trial-handle=4540,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=4580 /prefetch:1
                      2⤵
                        PID:560
                      • 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=4504,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=4836 /prefetch:8
                        2⤵
                          PID:3424
                        • 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=11 --field-trial-handle=3500,i,9877314278660453388,1825268811247700380,262144 --variations-seed-version=20240709-050124.519000 --mojo-platform-channel-handle=4856 /prefetch:1
                          2⤵
                            PID:1796
                        • C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe
                          "C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe"
                          1⤵
                            PID:3904
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:3872

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

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

                              Filesize

                              216B

                              MD5

                              a4cdcb7e7d79f45d3a17125ad4a6134a

                              SHA1

                              8bfde0cde8dedd07dec0e9308c760ef4d7719786

                              SHA256

                              f2244f68592dabab9f0dd26fbcbb7fd527812e2dc32aa6cd3f2dc71a09ad0f00

                              SHA512

                              1618dbed5b9e8902f13aaacf6ab9dec0f7b96ee7a9814591c4003931b2531bbc6f217ad4821b8229f6d758ace61c4b94335cdd556dff75d976e91910143dd45b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\658ffb3e-fc30-4b7b-a28a-49f256511c7b.tmp

                              Filesize

                              524B

                              MD5

                              4aa74995c6979486aded1e5d1c6eb009

                              SHA1

                              9962e744b6c5d550243f1c6a053b89730d24409e

                              SHA256

                              d862ae0abed96fe7c42481d77c448785809193d77ebb7a41ccade36585505882

                              SHA512

                              65d524d9ea70bbd856930f1f7fb4cdc4c86c677b4cf470c75e7553a6736a62f1e4e3c2a8f4bc048800aa7a78322dd51ed29a76fb6c1c6f3d8fa7fdc7354c0f47

                            • 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\Preferences

                              Filesize

                              8KB

                              MD5

                              1ff91f4a0eed4e62ba8ed3aab97f85b1

                              SHA1

                              c4f0c732238261c7091a15ba21aec2bd8ab1955f

                              SHA256

                              0c3144cd963ea90659baf38bcff7530e529773bbec4c2eb9ce7c70b7338510c3

                              SHA512

                              6e2488ce8e85b724bb8f66a16f8fa6113936762001381db76d668adfd0bbca0d86c058b613cee4ee6ec328cbe9026fcbad9943d0a2986a24c5380fd74fc4b60b

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

                              Filesize

                              8KB

                              MD5

                              92b6708a6b3e766071f78da0f2ac263b

                              SHA1

                              d55b923df70b4a6fe5a3f31c50c2d2e3d80ac624

                              SHA256

                              b5676d9ae800b8b046fb484ec6bdb0ee7bae6b03536d06b3ce2bac8366827f20

                              SHA512

                              0980d17fbd01fe6797ecae4fbb6fb41c9b65d2636aafcdaece765e0bec08845e05e94d768d39ea4105ea4ee8c37b26f2649af0e47e0ef84a975353bb404c63aa

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

                              Filesize

                              8KB

                              MD5

                              ecade511aa8b621d166f8e5a3947d261

                              SHA1

                              5ee87b335001dfdfc54c29402aebd4e1d63f908b

                              SHA256

                              1307105d63ffd8c313c5a65be8c03397ad929af12a089d6469aa7e8cb5742074

                              SHA512

                              a1784c24605e2ba3b8ff3dd00663966a357549d941304ee03a631f68b7b070d44198d92c92104b76e084ebe22d692a2c698d3b806354f84afa65bd71f94ccffc

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

                              Filesize

                              92KB

                              MD5

                              29f8282e619d7f299094509114537c53

                              SHA1

                              e64c7914db6335ea1963f4a068decb999c10ed9b

                              SHA256

                              14dcd432df74c44fb3d2dbe1f592ddddb2986e4be41b8e32ea64410034f9b74e

                              SHA512

                              cd83dfba38f6fb0dc5ad8ead05b894a3f04f520891260690e6b5c986e125737fd9f7f9d926908e186ed64dd61ce3f20af90ff7540bcbba23efc41a91e6d2b0b2

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

                              Filesize

                              92KB

                              MD5

                              69f1721f29632b8deba9c49948076ca0

                              SHA1

                              bedd2921612e440e6720ecc72bf995d43dd49f99

                              SHA256

                              5e9bc2f07a835770bdcc8e696d335e38ec2038b6165ee9a35e0bf55b192331ea

                              SHA512

                              bc6e863d0e62faa29a58e015e9162452a2d8ec1c05de6dd8f7b002e1b1d5cd47bf3de1cd0413c3bc5caec3e46e3d9706b3a9c1c007ad2259b7f507ebd1ab2ba1