Analysis

  • max time kernel
    299s
  • max time network
    273s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2024 02:44

General

  • Target

    https://lnk.sk/nubt

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 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 11 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://lnk.sk/nubt
    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:4704
    • 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,0x100,0x104,0xd8,0x108,0x7ffdf6ce9758,0x7ffdf6ce9768,0x7ffdf6ce9778
      2⤵
        PID:4816
      • 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=1652 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:2
        2⤵
          PID:1468
        • 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=2132 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:8
          2⤵
            PID:4996
          • 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=2232 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:8
            2⤵
              PID:2484
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2816 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
              2⤵
                PID:932
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2824 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                2⤵
                  PID:412
                • 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=4420 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:8
                  2⤵
                    PID:1136
                  • 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=4404 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:8
                    2⤵
                      PID:4520
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4608 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                      2⤵
                        PID:2452
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3352 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                        2⤵
                          PID:832
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3916 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                          2⤵
                            PID:3544
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3172 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                            2⤵
                              PID:3752
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3972 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                              2⤵
                                PID:3392
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=4436 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                                2⤵
                                  PID:3932
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=1648 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                                  2⤵
                                    PID:2124
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=4060 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                                    2⤵
                                      PID:2580
                                    • 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=4856 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:8
                                      2⤵
                                        PID:1404
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --mojo-platform-channel-handle=4596 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:1
                                        2⤵
                                          PID:1408
                                        • 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=4908 --field-trial-handle=1880,i,867828609947914797,8076709236046363170,131072 /prefetch:2
                                          2⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:1008
                                      • 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:4584

                                        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

                                          820B

                                          MD5

                                          9156ee1f24eddb996bfc6810d25a7029

                                          SHA1

                                          abad019daa627263b7c304147e5f5f4070431c9f

                                          SHA256

                                          7ba1a70d60f9d6737796f9a5a951c99274e8e80b93051d0d6eaa1a0728a80043

                                          SHA512

                                          646b889cdb7a2474a3f4d9367e29f29d256c824916c2a3456ce10c584c974568536e0c01f219ed24a713b1219879ac43272e7d2aa41f701f14940f931b442c0a

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

                                          Filesize

                                          6KB

                                          MD5

                                          9e9c06cc7f1edcf64b5353da6857e33a

                                          SHA1

                                          9c911805cde7a03e346e7b23e964843e68d2ef09

                                          SHA256

                                          3e827a8063234d0e35d51d03368a711d309f1e04c3ad2e245cad760dbd3806cd

                                          SHA512

                                          a9c1733cbe1aa01040447a1ea91840a881e98b694952efb85a44424f063e8c7b7ce2791c591e62e24ee87ff194f70b2e5d01c28ab1ac6a2e44f347962c8fe2b0

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

                                          Filesize

                                          6KB

                                          MD5

                                          4bd6b7115b5524ad98bd03d78617580e

                                          SHA1

                                          6fc2d18893d46360e34807367dd67c0201a8452b

                                          SHA256

                                          cdd080fa6ced78bbbb09161c0e8bf1c72bdb5b6fd803a3e13825d6573220c1f4

                                          SHA512

                                          d4af3d2ea56214a492e8a38c7146e399069a0ccd182828ec2dff8605990065e09f4c2d4a3a6f817fe76750ef936ce4a22b6c1780f737be946a8ac23c9e00635c

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

                                          Filesize

                                          253KB

                                          MD5

                                          a77b59c80fbd0db0deee42bcf27c71ba

                                          SHA1

                                          f8217e3d5184e22b9158f93cc95db073deb73b52

                                          SHA256

                                          f1ac812c4d911ce3c980886225918b7a28ead24e1e1d5e42d75219532a1c6af0

                                          SHA512

                                          4e8e465df65adee23bd32628fdbace976861f6de03efbdfebab4123e80d32c9b8ca982e5ab667d7c5224a10f20aab0a639273bcb76745a849e8269e8f5086e6c

                                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache

                                          Filesize

                                          97KB

                                          MD5

                                          fe56a490e523941ab122f99f5c4aa6b2

                                          SHA1

                                          508a5ad572a51b10937ff41b3426eadb923eba21

                                          SHA256

                                          f1c025cf35e65d057d8102f0a10c0f3674a9906760fb49b3e33bfc45fb159304

                                          SHA512

                                          ea7739deb587cbe28b675815a439daf338e70217217ea3bde32257155a038d7d753d65c00a8098abcc8c51075904e87296f2a3fcd7607151a73cb7c3aa533c27

                                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe58d627.TMP

                                          Filesize

                                          95KB

                                          MD5

                                          d4f133c84db737b948a010d7d75fe725

                                          SHA1

                                          7d97d85e1709f2707f33f15ad79a01156ee4cbc7

                                          SHA256

                                          f48d7d2a24b381e8594e6e976bef507b23331b87a32daf6f3d4e440295131e11

                                          SHA512

                                          37994cdb72496cf360dd2524736be4f3031c1ee8eb03c1f4f44bccc68913e29ff76196efc9ce2b3fa85194bf8ec051b9b24630ac8f43ac85f847cf2827ffd627

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

                                          Filesize

                                          2B

                                          MD5

                                          99914b932bd37a50b983c5e7c90ae93b

                                          SHA1

                                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                          SHA256

                                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                          SHA512

                                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd