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Analysis

  • max time kernel
    1801s
  • max time network
    1690s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2023, 00:29

General

  • Target

    https://fulcat-great-fhhg.com/

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 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://fulcat-great-fhhg.com/
    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:1328
    • 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,0x100,0x104,0xd8,0x108,0x7ffb0ab99758,0x7ffb0ab99768,0x7ffb0ab99778
      2⤵
        PID:1620
      • 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=1812 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:2
        2⤵
          PID:3968
        • 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=2168 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:8
          2⤵
            PID:2304
          • 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=2236 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:8
            2⤵
              PID:956
            • 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=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:1
              2⤵
                PID:4928
              • 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=3208 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:1
                2⤵
                  PID:3508
                • 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=5228 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:8
                  2⤵
                    PID:3868
                  • 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=4888 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:8
                    2⤵
                      PID:2192
                    • 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=9 --mojo-platform-channel-handle=5288 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:1
                      2⤵
                        PID:452
                      • 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=4508 --field-trial-handle=1824,i,10183648194077652433,13091983153841753509,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1652
                    • 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:816

                      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

                        408B

                        MD5

                        224cedb0f915dd95491a48fe1e58392c

                        SHA1

                        ed95b3a125a910ac1e9a97b6bf89a4da74f4cfad

                        SHA256

                        f18906d0b4b540bdaf5388ad81fc2944656f495511c2b66419f872479f8d8ade

                        SHA512

                        17cc326bdbe4adb004f5af2efa3bac300a73d334bf76bc875937f3bee0fe66db8702c5397b62fd4b0b3399558e0e5c6f49d60c51c5bd326a8c6e6b3e1218c91c

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

                        Filesize

                        3KB

                        MD5

                        c2f02f0220776b1b541fb50e0b6f7695

                        SHA1

                        9f3abf88d77c00722602856dcc7a43445f14e6e2

                        SHA256

                        c24bc77fa02bc8366c292d51f75f2020cadf66b2a73cb56ef1260894da5282f7

                        SHA512

                        49b7b6ab339cfd3b35047f80c3d12ebddef26c5c08e26d7831cc309fe47b2349fe6c7ecf77bf1086a91e07e9e378681135503229a181e9b6fb1a0b6df25d1b80

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

                        Filesize

                        875B

                        MD5

                        a693784962e984168a2639f56272c476

                        SHA1

                        d05a480247b6b1660358dc856942d70422ec5609

                        SHA256

                        05e1e44c39f32d854dac1a627ee5bf437a249a10baa68a5b6294b3c6a8b7a846

                        SHA512

                        b17cd04a8c62a488793edef8a8fcf236c0c38350b08885179e952851346434b61c6f91017ac5e6216a6554127eea886f8613f9dd56816ce9562ccd74fac66fee

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

                        Filesize

                        1KB

                        MD5

                        dc83cbeef92baf575f3377541595ef77

                        SHA1

                        94c103d32f24b1c59e728669bf6393efed5a4bd6

                        SHA256

                        fe2063565f689c41a3b111fbcfb319bd4255d4010248cc5cc96f4c8ed2b30ad3

                        SHA512

                        7fd72616e5b320b6407d0c6f8b71434711fd9b2063d3f3522ded667f945c23105aa77b7a2955086dc8e8a74a27459d2d5d1d0ee0f551b0db89dbee862f879347

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

                        Filesize

                        5KB

                        MD5

                        86887bae23809caeed868805df38a058

                        SHA1

                        0e7030a4dbfd0d99b2ee6edb4b1153c82a7858d6

                        SHA256

                        d0a81c27367caf1f628372b9f15fade4d3dc9a95ef4251b593cd47ba0f08b7a2

                        SHA512

                        afb862c0c2ab16d247bf532b14d3b5c0892e9b814cb6f8036db442ee55a2f43a73c6803d85eeb10b12a009deccd3251e524b706613187bc7c57932d4f576e024

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

                        Filesize

                        5KB

                        MD5

                        30ec56d61adbe3afdc4a2fa8de6c6977

                        SHA1

                        f1d7e2cb0b379b75f44e8ede23604d5fb741cfa4

                        SHA256

                        faff4296cc620c1817519f51cd217b231eb0d6954cb98803414422ac1b691389

                        SHA512

                        e5b007963438a3e3fcd53cc60f5a60fa74f04f6879b69c06c7c9b6a4d0e682ba2386272ec227a81b8475f76874a8a47a4713b49cd4f978a81996de7668cce8e6

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\f47cfbd9-c6be-4914-b33c-5794324a2264.tmp

                        Filesize

                        5KB

                        MD5

                        d0b900078f114cfaf66c64105d4761e7

                        SHA1

                        09b4cdc2764bd60508072039cfa908aa1b8175f9

                        SHA256

                        c7b566be11b5dab62a894449a00b8ffa42667a42ae950b82c1bbaa0f3176ba27

                        SHA512

                        53a7188619cdcad931ace4107c8cfbfe20ff6b69317a551bc1f9a4abcd730d72f7535c9481d2f140aefbf75582378ec387d53594a5ab558814ed4052083b77f9

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

                        Filesize

                        143KB

                        MD5

                        5dbea886946e8b5d86fee35eb5165bb5

                        SHA1

                        f0ef2e83b9c141731993c7b33b8628f40a2def45

                        SHA256

                        68198ef3df3de7df1fa4cb19e869413a1371f742605ec26f6c2dab0ed63c0f28

                        SHA512

                        97ac1f2c2b375e62456b598f6aca27b6881e07980c607e5abea625d4a6ecb0b264d2dc15c6bad6286a074d49bebb1103549682304c55f3f4edaf912b49532677

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

                        Filesize

                        143KB

                        MD5

                        977c00d313f55f5d0f9612679bcf2684

                        SHA1

                        a38e8ea13b9083f1465adcb6fe544fb2f52248c9

                        SHA256

                        51ac106d2d4d8559cdc69de3ca306d3170c301ef70620244f4d8872b779c1576

                        SHA512

                        89967fa37738977a8d92c161bf5e350a3593ccc039c0cd7ab6a82030443bc5ce639d4a241d266c15728d1a05a6dbe1958c99b980cb343ffcdda2207ba31cdac7

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

                        Filesize

                        2B

                        MD5

                        99914b932bd37a50b983c5e7c90ae93b

                        SHA1

                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                        SHA256

                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                        SHA512

                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd