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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 10:00

General

  • Target

    http://www.udemy.com/api-2.0/ecl?client_key=js&client_version=27ada67

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://www.udemy.com/api-2.0/ecl?client_key=js&client_version=27ada67
    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:4160
    • 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,0x100,0x104,0xd8,0x108,0x7ffc89039758,0x7ffc89039768,0x7ffc89039778
      2⤵
        PID:3864
      • 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=1768 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:2
        2⤵
          PID:3088
        • 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=2200 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
          2⤵
            PID:5080
          • 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=2268 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
            2⤵
              PID:2792
            • 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=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2976 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:1
              2⤵
                PID:4040
              • 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=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2984 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:1
                2⤵
                  PID:3220
                • 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=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4616 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:1
                  2⤵
                    PID:2316
                  • 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=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3736 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:1
                    2⤵
                      PID:4116
                    • 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=3376 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
                      2⤵
                        PID:5440
                      • 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=5140 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
                        2⤵
                          PID:5580
                        • 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=5192 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
                          2⤵
                            PID:5272
                          • 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=3744 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:8
                            2⤵
                              PID:5292
                            • 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=4318 --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=4916 --field-trial-handle=1920,i,2404145740435071032,924004180949963975,131072 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:5524
                          • 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:3968
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4032 --field-trial-handle=2260,i,11662483365823245381,11064702639240765741,262144 --variations-seed-version /prefetch:8
                              1⤵
                                PID:5152

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

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

                                Filesize

                                1KB

                                MD5

                                0cb45ac39229affe3ba0d36763435ba8

                                SHA1

                                da1a989947f61d0735a76ab17e11565bd117f110

                                SHA256

                                a9b7c89d6b1507dfe5802bd8f814bbfdba751dc93909cd3ae4c111d8839df28d

                                SHA512

                                63e75978fb3c27dc0a7477d6fc19571ba9b26fb26bfb6ec096b9e6e5fa4f4db7ed22a459b0bbcd416a70e33001fbeadb20413bb92ec26f16fd020247b7a6515c

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

                                Filesize

                                6KB

                                MD5

                                23f1114d755b74248222386cfed37a71

                                SHA1

                                be9b4eb94b76f84b3b452f98c86db127c671141d

                                SHA256

                                cd16bc5c7710885f768684a61184bd6f0d1746f1eab52da8ef66a4828c6f732e

                                SHA512

                                7489d5e07a6ed51c4020da3eb77ee22f8904a12dc098449c0d7f1e73f659ce12d2a02fdfec0551800a8a38e4434d4a87efc523fac121967c38ea85ed3add12ab

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

                                Filesize

                                6KB

                                MD5

                                66379cc7f4ed391883f5c7a1ee32838c

                                SHA1

                                0390a2d636bc0620d0b3cabc3724e8a28f37d596

                                SHA256

                                e2e2a922d015c82689969be87d9316d343fca89fc06f44a591a447da9e299a91

                                SHA512

                                1f072380d163aaaf5494dc306466d131bb20194c6fbebd3da860d3e9013369a148c7b16c3e406736b64ece8462134a6ce460ef90be37d22fd082f81b0a94cca7

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

                                Filesize

                                136KB

                                MD5

                                2221cf9933217daa311dd2f74f369383

                                SHA1

                                e3a37d739e86a9c285784853de01b18f457e2a72

                                SHA256

                                839d3e0ceeb2469d3a7576c3c753ead5c60d91bced352259222bdd8e3a69e28e

                                SHA512

                                4ac823f8919433c68cb325ee80bc33b2e5e7e453f1ea9a058220ba56db99568d0c4648ae21638c9a66442e0911b12fc309c74e65149b51c62a833f765818fd89

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

                                Filesize

                                155KB

                                MD5

                                ec0faea3f1ae0a443df3525d7e3a09d9

                                SHA1

                                d1336e22ed978ff7a5ab317e0ac63c5567766531

                                SHA256

                                703ab7816509f870412f1daa2ae04798b2959ea4f5cb8db56e0ae80636c3dffe

                                SHA512

                                1dd919c48ca5c1ddc07e4b6ff0fbb0f523068f82bf3688e43805aaed8e80a800c43f2b1ebeaa303fa96669caa0ef7f2ee5ed2a098152ecaf93ef4730afdef421

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

                                Filesize

                                136KB

                                MD5

                                10d6fc3d4bc75bed30ef3e220678dcde

                                SHA1

                                a168f3594adbba28b321ad20894ee32a153ec139

                                SHA256

                                658bb08c2af230bfeffe7c3f7c17783a9b7f7e3956d8e4f003feff640eafecae

                                SHA512

                                bc24abbe04411fd4b2805fe02188496a0ce0fbaa491a54c57cfe67c561c0ddb4d77139f6021ab05a0cddd9f4b1d035154ce5df06e660f7ce1efc9b0d534f9c1e

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

                                Filesize

                                136KB

                                MD5

                                030b9c002a9f49e4f04b4f87795d6df2

                                SHA1

                                e8265545975d7733b064f8dc6290642d4b42ef21

                                SHA256

                                e72217835bd3795403e39b433554cd386dc4330d15763ed974d199d55885794a

                                SHA512

                                6c7ccd05d86220bac7964df54ba76129e4cc13c7073ce859d1a401ac2081e7b8abd42ce94ac5a4d04605802ed51a91211a33841fb93b0e16b034a96914269563

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

                                Filesize

                                2B

                                MD5

                                99914b932bd37a50b983c5e7c90ae93b

                                SHA1

                                bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                SHA256

                                44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                SHA512

                                27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd