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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • 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, 14:03

General

  • Target

    https://secure-web.cisco.com/1kMEA5ahCL-3LoYqWn1OKyLPNjsNoAEnoAWV-xMHPl1v8FSmiMhTvA99D6rdIEhwCWzR5_qG66oWseEeJnR1Xzb4J5Yijet6fzS10dFDTLsmfU_ixUGDkP-iPK8SlxlVOhMN9TJQFuYpsQY3l6iDpoHiVelT3qtSahGLIrnh-ErSf0IfrBdnkMliyf1wcstwXcHGIyQueuOH3I25TlorZrBBKapm7eRRi0JYpnJ8QiWcWg4mViYy4jUbu_zeslGSvOZ0tEcupW402HJrsu5hhLHEtHXxqt_G7Ye3PCYzSBJN74dfnF5DOeTaeNuudpkA7ndqsr0PB4mvM73bz-TJ83SB9dXsdTgpQJUvVA7gOqGmTMaXe4B66IMVlUdvxSz3XE8GglJ7C_wGgdKTekUjHmka59drMAes_fz_vfJoRHAVQ1jNjay3oz_v1UFdTOmRiv0-ZgUCGepDZmKCYtEAf4vt7yVdRZhf3xssdZ69IR8pxoZDxjQNtOqRYtiWlIIIv/https%3A%2F%2Fr20.rs6.net%2Ftn.jsp%3Ff%3D001xbDEFimv2MRbpIZ_pceRbQSIlsjwaAW9NOUccgy3T55Lj71ng_S3eKCDLUfKUsho53Fi8RfJMDv8y31AvJj-JwuOSivlOomgg3bEld0Vbu0an-fu-c_ijqdrkPB9yYG7iTDrC0i2xlHTqOJ6h1pCpQ%3D%3D%26c%3D4Q0U8VEdpovkm3Cm2pQ_mlr0zwgGNgsMjVneq4-07MHMhc63K_jyYg%3D%3D%26ch%3DnfSeCl3ynUhVhtlNcMN0h9AA5cTsNz8r298bFL-q3a_-UB7_mSmcOA%3D%3D

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 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
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'"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://secure-web.cisco.com/1kMEA5ahCL-3LoYqWn1OKyLPNjsNoAEnoAWV-xMHPl1v8FSmiMhTvA99D6rdIEhwCWzR5_qG66oWseEeJnR1Xzb4J5Yijet6fzS10dFDTLsmfU_ixUGDkP-iPK8SlxlVOhMN9TJQFuYpsQY3l6iDpoHiVelT3qtSahGLIrnh-ErSf0IfrBdnkMliyf1wcstwXcHGIyQueuOH3I25TlorZrBBKapm7eRRi0JYpnJ8QiWcWg4mViYy4jUbu_zeslGSvOZ0tEcupW402HJrsu5hhLHEtHXxqt_G7Ye3PCYzSBJN74dfnF5DOeTaeNuudpkA7ndqsr0PB4mvM73bz-TJ83SB9dXsdTgpQJUvVA7gOqGmTMaXe4B66IMVlUdvxSz3XE8GglJ7C_wGgdKTekUjHmka59drMAes_fz_vfJoRHAVQ1jNjay3oz_v1UFdTOmRiv0-ZgUCGepDZmKCYtEAf4vt7yVdRZhf3xssdZ69IR8pxoZDxjQNtOqRYtiWlIIIv/https%3A%2F%2Fr20.rs6.net%2Ftn.jsp%3Ff%3D001xbDEFimv2MRbpIZ_pceRbQSIlsjwaAW9NOUccgy3T55Lj71ng_S3eKCDLUfKUsho53Fi8RfJMDv8y31AvJj-JwuOSivlOomgg3bEld0Vbu0an-fu-c_ijqdrkPB9yYG7iTDrC0i2xlHTqOJ6h1pCpQ%3D%3D%26c%3D4Q0U8VEdpovkm3Cm2pQ_mlr0zwgGNgsMjVneq4-07MHMhc63K_jyYg%3D%3D%26ch%3DnfSeCl3ynUhVhtlNcMN0h9AA5cTsNz8r298bFL-q3a_-UB7_mSmcOA%3D%3D
    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:4664
    • 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,0x100,0x104,0xd8,0x108,0x7ffa5e9a9758,0x7ffa5e9a9768,0x7ffa5e9a9778
      2⤵
        PID:1332
      • 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=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:2
        2⤵
          PID:456
        • 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=2032 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:8
          2⤵
            PID:1004
          • 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=2228 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:8
            2⤵
              PID:2980
            • 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=3028 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:1
              2⤵
                PID:1152
              • 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=3036 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:1
                2⤵
                  PID:2704
                • 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=5324 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:8
                  2⤵
                    PID:864
                  • 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=5480 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:8
                    2⤵
                      PID:3028
                    • 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=5428 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:8
                      2⤵
                        PID:1064
                      • 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=4512 --field-trial-handle=1896,i,2555832717819032769,10745351912784811431,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4536
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k netsvcs -p
                      1⤵
                      • Drops file in System32 directory
                      • Checks processor information in registry
                      • Enumerates system info in registry
                      PID:2308
                    • 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:4884

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

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                      Downloads

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

                        Filesize

                        1KB

                        MD5

                        5272384fc61cc69d54e1a448f08a37e6

                        SHA1

                        662b6d4ba8bc1df03246c19110a7462dd19a4d72

                        SHA256

                        887af6d7458a17a43fdf99405d4996baa9bc13862834bfdcbe20ba8aa2f2d1a4

                        SHA512

                        1468ef04d44d830b96cedb00b5b7443d44d9835cf08219f043fa9d42e165bfa98f30b094842544a75562ca385f0b4de9b655c8112c48889047cc6101c3570105

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

                        Filesize

                        6KB

                        MD5

                        b535c35e7993b761da19ef28c40bb4d3

                        SHA1

                        72b389a4df6ff6fe4d086e8ace6080fd9683e462

                        SHA256

                        d6002760b243fdceb4d03de7fdb08cafb357e6396b8a8a663fad060f2f5de808

                        SHA512

                        a67ef95e0e401d96d0ace86110d8cbfa66eeb3ae72487859fdfb2af2138a39ad0144c7b32d36f4c81b28f03c62cdf37c4d14c3682b39bd27d551cc46dca8bdab

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

                        Filesize

                        6KB

                        MD5

                        f8ada93876aa919f3d28215ed076cccd

                        SHA1

                        1b4eb79b28e848f033c37ec48144322e6bce8432

                        SHA256

                        a1668bbeba24d213417d099f6e7808166f2210be239b5fb33849fabed2be5156

                        SHA512

                        e2562c3acf7b60198eae722250081cb301f990c39da8e7510cc59178bc9a311d88cd768aab6844d686e3e255da2228ab213f6ea3dedc03b1ed127440c8b59148

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

                        Filesize

                        173KB

                        MD5

                        56fceaba4cb7af4e9280e43fecc8bfd5

                        SHA1

                        4c8aa2dd07cbb60c5c470cf18c122a1978f3be84

                        SHA256

                        721d7ecf6d795121e93308982f7b948a7d3c35bfdfc5ee6b0b15538abd2151f2

                        SHA512

                        f3258bf85edb50ec6cb3080a05c7fa498ed43dd8c91c176b20e9c47ec291bd2a7ccdf3e9bc4766f96a9ccc97f1827b6f0a587ab881a2a9f0469da7a1e6fd94d1

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

                        Filesize

                        2B

                        MD5

                        99914b932bd37a50b983c5e7c90ae93b

                        SHA1

                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                        SHA256

                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                        SHA512

                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd