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Resubmissions

12/07/2023, 15:40

230712-s4cxdadh44 6

12/07/2023, 15:39

230712-s3sanseh4y 6

Analysis

  • max time kernel
    53s
  • max time network
    57s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2023, 15:40

General

  • Target

    https://e.mail.mlblists.com/click?EYXBhc3RyYW5hQG5vcnRod2VsbC5lZHU/CeyJtaWQiOiIxNjg5MTAyNDY5ODI3YTczNmU4NjdjY2Q3IiwiY3QiOiJtbGItNzIxOWQ3MzBmODk2M2UyYzRlMTRjZGZjZjhkMjNiMDEtMSIsInJkIjoibm9ydGh3ZWxsLmVkdSJ9/HWkhfTUxCTE5FV19OTkJBTTA3MTEyMDIzYzk1NDMwM2IxLG1sMTMsaHR0cHM6Ly9wcmVmZXJlbmNlcy5tYWlsLm1sYmFtbGlzdHMuY29tL3Vuc3Vic2NyaWJl/qP2VuY2J1PVlYQmhjM1J5WVc1aFFHNXZjblJvZDJWc2JDNWxaSFU9JTBBJmNpZD1iV3hpWDJsdWMybGtaWEk9JTBBJnRzPTIwMjMtMDctMTFUMTk6MDc6NDlaJmM9OTU0MzAyJnM9eCZxPTEmcGFydG5lcklkPTIwMjMwNzExLTk1NDMwMi1NTEI/sbhc2e3832a

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://e.mail.mlblists.com/click?EYXBhc3RyYW5hQG5vcnRod2VsbC5lZHU/CeyJtaWQiOiIxNjg5MTAyNDY5ODI3YTczNmU4NjdjY2Q3IiwiY3QiOiJtbGItNzIxOWQ3MzBmODk2M2UyYzRlMTRjZGZjZjhkMjNiMDEtMSIsInJkIjoibm9ydGh3ZWxsLmVkdSJ9/HWkhfTUxCTE5FV19OTkJBTTA3MTEyMDIzYzk1NDMwM2IxLG1sMTMsaHR0cHM6Ly9wcmVmZXJlbmNlcy5tYWlsLm1sYmFtbGlzdHMuY29tL3Vuc3Vic2NyaWJl/qP2VuY2J1PVlYQmhjM1J5WVc1aFFHNXZjblJvZDJWc2JDNWxaSFU9JTBBJmNpZD1iV3hpWDJsdWMybGtaWEk9JTBBJnRzPTIwMjMtMDctMTFUMTk6MDc6NDlaJmM9OTU0MzAyJnM9eCZxPTEmcGFydG5lcklkPTIwMjMwNzExLTk1NDMwMi1NTEI/sbhc2e3832a
    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:1304
    • 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:7 --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=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffe2f5e9758,0x7ffe2f5e9768,0x7ffe2f5e9778
      2⤵
        PID:3400
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1664 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:2
        2⤵
          PID:1064
        • 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 --mojo-platform-channel-handle=2184 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
          2⤵
            PID:1420
          • 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=utility --mojo-platform-channel-handle=2260 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
            2⤵
              PID:1300
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3040 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:1
              2⤵
                PID:3452
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3032 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:1
                2⤵
                  PID:3528
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4536 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:1
                  2⤵
                    PID:4320
                  • 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 --mojo-platform-channel-handle=5052 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
                    2⤵
                      PID:2760
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5144 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
                      2⤵
                        PID:2864
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5156 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
                        2⤵
                          PID:5052
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5096 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
                          2⤵
                            PID:4228
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5052 --field-trial-handle=1900,i,15295508002950383438,4542218376162243739,131072 /prefetch:8
                            2⤵
                              PID:4252
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:3368

                            Network

                            MITRE ATT&CK Enterprise v6

                            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

                              264B

                              MD5

                              1ae261b6647163ef7309ec6dd1ec82ff

                              SHA1

                              571ba1b1c092cb684d241156b6af9cb15917fb76

                              SHA256

                              c4b26d3de9971d7e08123740c449cd3d3f39b0212380be19ef0732d4a8e56510

                              SHA512

                              b6d0296cbf3d85a83604a3c1c76b09501ea50d0e6673ff2b2e0b81eaddd82863413c060c688e65814bfbe5eacb17ec245c81dc3ff664c6d02cccbad35a87e154

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

                              Filesize

                              539B

                              MD5

                              cdedc66c765a05dd2aea235305af1941

                              SHA1

                              23cebf7c61fceecba0b35f5ebf57eff1c7a3e4a7

                              SHA256

                              0307c95ebd173e5fd5ca520be107fcd801d749585ed21708b934b4192c4aea3e

                              SHA512

                              ae5db1f222bfd2af63cc57be7e9c994cbeb197ebd5e8ef833a1e2ccc2103fe0c175a223af223bc27fb86745a5eb29e2e038e86e82102c48318583482e8b79d5f

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

                              Filesize

                              6KB

                              MD5

                              b944e402e469483096c87aba8de862cd

                              SHA1

                              30b14404b7b601aa39d91000ef1b1090f7187009

                              SHA256

                              8b59fca587e93f29b0df60656e417a5b586a6c33d2448a89a4afb37c3ca61e01

                              SHA512

                              7baac21426d977e03516f0c27010936144ba77012653f4a3fa214acd3eb01fc40ecc3ebc70acf65af31b6690880c5df17593710ad7e212edf808b70d3b566446

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

                              Filesize

                              15KB

                              MD5

                              0d299d33c8f07536206f9af8e3ad13f0

                              SHA1

                              c645f6c7898e499b0636ba2d2ff958e7666a9ec1

                              SHA256

                              08a2f2e67cd5d2c37b63f78df27610c8f1621f05167fe8d90b03208439af5fba

                              SHA512

                              62cf17cbaa7fe6c68221b792ab9d29356d57fbf5d9daad511023f383a2fa66c5554d518705c151cadbb6347f1dcda7e7dcc918c71b6538ad4e3d2e0e2096a150

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

                              Filesize

                              175KB

                              MD5

                              03d3826f0a1b2b216d8d851b9d9062c6

                              SHA1

                              af00e3688c5388a283f8a2db4c069183a8e4f100

                              SHA256

                              9666642ecd51c36571d70a41b24c61b5695926b3c644e51a43fcdd3d5343b988

                              SHA512

                              ad60175ed0264948e2d7285917a0945cf41c1ce365b2d114443d4f5b5a6bbed6eecd3b9649fae8fb0f2bdf9042ac34627ad8306408a6caa3fae950cd4168b314

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

                              Filesize

                              89KB

                              MD5

                              3557f3010efd76ded05d11d745f7aabb

                              SHA1

                              d80fbadf3e4af5f41c881c92e0153c84a38d5c07

                              SHA256

                              ff10afca9f8de3752369f26e59ffd65a51c6252b77d9208e77370b9089f6e651

                              SHA512

                              4025eb698233ba66f652b9a3d66f15c147f602176703b8434494703826ccb95f5710d4afdf74ab89fc0cf0c0e322f354915e134d74d38ff8d38b6a553431fe79

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd