Analysis

  • max time kernel
    151s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/06/2023, 13:52

General

  • Target

    https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fsites.google.com%2fview%2fusatolerancerings%2fhome&c=E,1,DAPGt0VQj8RNqAw15Y6fiRyTXUYR7MthQpfDNboLKEhRa_zgwSciLI6RDkEtBEWOFNsutgKhQ_mFdSeqv3j1gk-VQ1C210VUflv06YjMQ-SsoW8ETSgyMw,,&typo=1

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'"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://linkprotect.cudasvc.com/url?a=https%3a%2f%2fsites.google.com%2fview%2fusatolerancerings%2fhome&c=E,1,DAPGt0VQj8RNqAw15Y6fiRyTXUYR7MthQpfDNboLKEhRa_zgwSciLI6RDkEtBEWOFNsutgKhQ_mFdSeqv3j1gk-VQ1C210VUflv06YjMQ-SsoW8ETSgyMw,,&typo=1
    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:3340
    • 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,0x100,0x104,0xd8,0x108,0x7ffb15e09758,0x7ffb15e09768,0x7ffb15e09778
      2⤵
        PID:2712
      • 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=1792 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:2
        2⤵
          PID:3776
        • 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=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:8
          2⤵
            PID:2036
          • 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=2180 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:8
            2⤵
              PID:1336
            • 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=3200 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:1
              2⤵
                PID:2120
              • 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=3216 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:1
                2⤵
                  PID:4052
                • 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=4552 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:1
                  2⤵
                    PID:4280
                  • 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=4992 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:8
                    2⤵
                      PID:1412
                    • 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=5068 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:8
                      2⤵
                        PID:5044
                      • 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=5244 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:8
                        2⤵
                          PID:2416
                        • 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=11 --mojo-platform-channel-handle=5056 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:1
                          2⤵
                            PID:2400
                          • 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=12 --mojo-platform-channel-handle=2836 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:1
                            2⤵
                              PID:2548
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3648 --field-trial-handle=1832,i,9090217503839151165,16665645768450069983,131072 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:3076
                          • 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:4156

                            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

                              240B

                              MD5

                              b1e944264b4ec49010bd31d3f5f20797

                              SHA1

                              f27b2f7c11c640d5b5b61a720223a636075a75a2

                              SHA256

                              e73fcca9af181020d94deeb0c675b8259c8fd3881a58625635a1ade1c0982180

                              SHA512

                              e5bffa30fe8c51c76d7098b7338a9eb0c42d1343f52ef0c1a11c356a1508adcc105c07b560a260239dab5ac1204f79f07fc7b83f68dc1bf7bc2b240baddba4f2

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

                              Filesize

                              312B

                              MD5

                              64c623d7abf861c57297e7d51ed3cc92

                              SHA1

                              2afd0dca38a14bc463a40d48d7b5e7e3ebefd56a

                              SHA256

                              c8d735fb5317e31b0a9d3405c6370ff182b09782673d5b2b8dd4725afe4c4833

                              SHA512

                              32ca51518817b785edf9ac38d158fe5f22e41cf01d4197e906ee9f45c3f83f489c2953c07b5046816897ad1a84020f1fcf3ab675f7cbf5fe8c7545771ed7e5d5

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

                              Filesize

                              3KB

                              MD5

                              5b928a4664d93e97c90673448fd1bdaa

                              SHA1

                              92f8375e01068173e923e69724e736cffb1d5045

                              SHA256

                              23008caff975c984fbdd31c88f155f6992a0bcc02c6b365607f26553956aa533

                              SHA512

                              6a556a03c0270d89b3a34de332896c2a1271f22bd678f64880598ac4efeb8fb5ef496494ac66b1a2d642817c509f5408b40a56b2898c906873fa940a79105c45

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

                              Filesize

                              706B

                              MD5

                              d3300d2b2fae36767dcf346b152f3b0a

                              SHA1

                              47fda3eb99253fa805819edfdcf35c761a431268

                              SHA256

                              481d790428d375a11a9bc2d4a1117314337e2e2915f04126070e8feba82c45cf

                              SHA512

                              62b2d0c681ee6b8fa210bbbc39f94035081011b542d1bcbf37519a53c0ebf6870d99d4d0b40ab6edec3e2d2f37197282a3b409471dba13587f4e1eeb06d79188

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

                              Filesize

                              873B

                              MD5

                              6849bb6081411f732d608f899316e947

                              SHA1

                              2d665380d45b276015a12db2b509a9608a77c1ac

                              SHA256

                              604c09828a06786e6f00e085c7d924f4af4ad421e9f6f4edc37483a283d882c4

                              SHA512

                              00f07f74d42de5a1b477186418d1ebfb0b13878808561fb1ab0fc0b1fae4b0ffeb8c0a2e50a885ee17bb3f5fd897444a62317e034c2642dc346623dad7d31989

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

                              Filesize

                              6KB

                              MD5

                              7323347b7cfa2cd12104b44eed6fd594

                              SHA1

                              383437b98da29c1ca2c82645876c0122a25f3efb

                              SHA256

                              d9ca0f76f511f8cf0c354f2abcf3632c4cfb154aee6432ecf177dd1d2308d822

                              SHA512

                              7b402fa317c6c08273be95113605c785e0678fb0cc7cf72497dcbc5d302b7743a501b16dfc4d816a355ab877ccf33734decd7701f34866fed242e00bf29fde79

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

                              Filesize

                              6KB

                              MD5

                              78ecaa2152cc9659cab653e2b495e2ab

                              SHA1

                              ea8a6b4d939985cba2f1b4459170714996cca5e3

                              SHA256

                              f08c6d200a1fa4d026e786b25fe872dd6a7bdc7ea10fcc9c5a96371e73072e11

                              SHA512

                              147372432bb27028ac16f7ec03969ad74037812a1db1c945d9142e2e974bb09ee6726c0d879671685374ee7251c334711e796f73dcd7d8c7b88dd43d12266091

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

                              Filesize

                              15KB

                              MD5

                              9df3ed38dcf1322ac6311868901ff1f6

                              SHA1

                              9d46bb5a182780cc3f087f465874513608393317

                              SHA256

                              5d414d7bb44df7d4018d783e09a5c61e2c26f78c366f2ace6e1db406f97a5806

                              SHA512

                              714bf2218205c231807e7e59b5b0ad8b35bbd441023a48c1cbc3d2d27b938159403e907f67dd4e3eb6cd4125cb7083a23ab2f378d7f913f56d0cc35a3d91ea8a

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

                              Filesize

                              174KB

                              MD5

                              ae82dc94dcdaef96eb7f9791345561ef

                              SHA1

                              a92062e277d3464b8d674f62730dd57b7bbe0e1e

                              SHA256

                              352a9e035fa4695d2ef8ad2a1187dd407cd7fb74a35ed878bfeece068dee7229

                              SHA512

                              8607c2c57c10ff9b236c3d8acf086ce4b5cd96e365bb13d2069ec0a8842e49ca17f7e25d78cf2def97a8000da07e8f8914bb8f75e33f7033458cb1cc793c31e9

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

                              Filesize

                              174KB

                              MD5

                              e567bc45d62822b68848540099d60c43

                              SHA1

                              fce2d308ba32bde0ca9beafdfb914d236bcc4e4a

                              SHA256

                              cf15e5cafc0f5c7414456246ff10bde04d7d4e2f1b7935f24e46bdffca641da0

                              SHA512

                              836695d1cd200387d18e0e472b56caef4ce3626aee807106452ea8bdefb056ccb13f4228f66d8f937991d6ee432a8ab8c417c93be8008330e6f1646b45d37cac

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

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd