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Analysis

  • max time kernel
    156s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 07:22

General

  • Target

    https://prod-cdata-app-export.sprinklr.com/2023/10/10/06-29/800/a4e0b7f5-05b8-4a58-a92b-4677b7a9fb01-273623038/WordCloudDistribution.zip

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 11 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://prod-cdata-app-export.sprinklr.com/2023/10/10/06-29/800/a4e0b7f5-05b8-4a58-a92b-4677b7a9fb01-273623038/WordCloudDistribution.zip
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3648
    • 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,0x100,0x104,0xd8,0x108,0x7ff8cde09758,0x7ff8cde09768,0x7ff8cde09778
      2⤵
        PID:3876
      • 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=2108 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:8
        2⤵
          PID:1176
        • 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=1776 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:2
          2⤵
            PID:4500
          • 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=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:8
            2⤵
              PID:3436
            • 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=3064 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:1
              2⤵
                PID:4424
              • 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=3044 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:1
                2⤵
                  PID:396
                • 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=3700 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:8
                  2⤵
                    PID:2764
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5336 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:8
                    2⤵
                      PID:3720
                    • 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=4036 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:8
                      2⤵
                        PID:1088
                      • 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=2440 --field-trial-handle=1864,i,15167707037999163025,15978320447819986907,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4168
                    • 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:1280
                      • C:\Windows\System32\rundll32.exe
                        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                        1⤵
                          PID:1948
                        • C:\Windows\system32\mspaint.exe
                          "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\Temp1_WordCloudDistribution.zip\Summary.png" /ForceBootstrapPaint3D
                          1⤵
                          • Modifies registry class
                          PID:3932
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc
                          1⤵
                          • Drops file in System32 directory
                          PID:3556
                        • C:\Windows\system32\OpenWith.exe
                          C:\Windows\system32\OpenWith.exe -Embedding
                          1⤵
                          • Suspicious use of SetWindowsHookEx
                          PID:3944
                        • C:\Windows\system32\mspaint.exe
                          "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\Temp1_WordCloudDistribution.zip\Summary.png" /ForceBootstrapPaint3D
                          1⤵
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of SetWindowsHookEx
                          PID:2100
                        • C:\Windows\system32\OpenWith.exe
                          C:\Windows\system32\OpenWith.exe -Embedding
                          1⤵
                          • Suspicious use of SetWindowsHookEx
                          PID:2248

                        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

                          a8d452dbf421b880f87ac0080280caf5

                          SHA1

                          f90c4583eeb3ae4cea33fdc242aa24b661823e4b

                          SHA256

                          c5eddbeb7f40b6bf0e0930e2d06b99c6b568773c445a52654d392fb56095d1f3

                          SHA512

                          225b7c28be1e7ac784e316d7ed31efd7c5b4c39ad7edc99dc1671f7d10315f53292627fb104d8f68e135e024bebfe938595b6e4f04c893d8885a8b21ae9a5f70

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

                          Filesize

                          6KB

                          MD5

                          343e3c2843910164722849f19d2568e0

                          SHA1

                          9327acea20685d1e302413a6b907e6d9c4e2f64b

                          SHA256

                          6674b6056bb6bda5c759fe4a938cd2da1ebb1a48e14779fe49c0309264a17b1b

                          SHA512

                          1bcdb6449e11c5d8a7993a8bd5a67885baf480e0e05ea7b4275529a565bb9cc89048198c5101b712649bf4979ec95856f8472f7d56d3b80bcc6c4126604ec098

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

                          Filesize

                          101KB

                          MD5

                          68bb3b80d0addf46337c3c09da265078

                          SHA1

                          ac6e9d648d247c7d7392738b72b1d421117e08c4

                          SHA256

                          c6c8a3ad100f36740d6dc4876db275ea9d1c55d025cb36dffeb1ca3a21817297

                          SHA512

                          5f880efec55df067ea3f848edd413bfce16d7e74f920dd8e0cdb51abc70d4fcfe2c8d7de96f3effb8e11dcfd099cb937f1d1302cd760962a4d41fb30990d31e2

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

                          Filesize

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                        • C:\Users\Admin\Downloads\WordCloudDistribution.zip

                          Filesize

                          143KB

                          MD5

                          b2f96d9ef1b9aa3169213a1e270d10ce

                          SHA1

                          8bf004760d86d197494ca7262feb8aec1e29500d

                          SHA256

                          855c431651ed5dce2f0a3222845c26348627ae751fdaec2c3f36c05e0d418a33

                          SHA512

                          9ed25697862f4d303e7fd03e03161b8e7457ffacfa5b8d41d0f3c0f80d152b2f3f8c292327cc77ec9bb1623cd859aecfc8b3ee72e7d808d82f4a544c8d76a74d

                        • memory/3556-43-0x00000261CA3A0000-0x00000261CA3B0000-memory.dmp

                          Filesize

                          64KB

                        • memory/3556-50-0x00000261D2ED0000-0x00000261D2ED1000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-52-0x00000261D2F50000-0x00000261D2F51000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-54-0x00000261D2F50000-0x00000261D2F51000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-55-0x00000261D2FE0000-0x00000261D2FE1000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-58-0x00000261D2FE0000-0x00000261D2FE1000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-59-0x00000261D2FF0000-0x00000261D2FF1000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-60-0x00000261D2FF0000-0x00000261D2FF1000-memory.dmp

                          Filesize

                          4KB

                        • memory/3556-39-0x00000261CA360000-0x00000261CA370000-memory.dmp

                          Filesize

                          64KB