Analysis

  • max time kernel
    1799s
  • max time network
    1686s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    08-03-2024 19:11

General

  • Target

    OEBPS/Text/3-TOC.html

  • Size

    3KB

  • MD5

    a9da8117343ff448b17ed99f5c7693d0

  • SHA1

    05c39cd79728563819d57bb5431f4a06c43ad45b

  • SHA256

    4fc9c20b47654ee2ef2af0fc435bd5a34423e62a5440461d94f3465334b9d60d

  • SHA512

    5a8b791f44b2eb5692c4be302ee01fb8cb2c3d981cc2c66f3d28b42abc2086c7565c3a2bf3520de087d539d0e4eae03eb32b9d03d506d9df33ea20c421a74378

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 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

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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\OEBPS\Text\3-TOC.html
    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:1456
    • 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,0x100,0x104,0xd8,0x108,0x7ffd2c379758,0x7ffd2c379768,0x7ffd2c379778
      2⤵
        PID:2484
      • 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=1752 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:2
        2⤵
          PID:4136
        • 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=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:8
          2⤵
            PID:856
          • 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=2208 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:8
            2⤵
              PID:4192
            • 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=3044 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:1
              2⤵
                PID:4888
              • 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=3052 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:1
                2⤵
                  PID:3832
                • 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=4884 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:8
                  2⤵
                    PID:992
                  • 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=4976 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:8
                    2⤵
                      PID:220
                    • 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=1732 --field-trial-handle=1832,i,2897192718362575829,1211255292698197007,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3472
                  • 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:460

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\94710cd4-69fb-43ad-af7d-4fa0f06514bd.tmp

                      Filesize

                      6KB

                      MD5

                      7612697b69a810e15f2ec68e63ee439e

                      SHA1

                      e4b62bf3a4336c7cc753c9c07a6365d0f2f2d06a

                      SHA256

                      6a127d5d8e541be567bc510579e4ee8924c8942f6b385c5f93ef5a8c0d295ee6

                      SHA512

                      7f664fd07d22552a1767f87725d2e872535e369ea3a20da85cfe6446ee6ce83d4381606a8d7bcace3e19c6608b4c6955c70a4dadfb1df289614a983396dec7f5

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

                      Filesize

                      6KB

                      MD5

                      2c2d8e916ffff9bf0ab3d303f74a340a

                      SHA1

                      4689815eb6eaf174f1b2565ac780ee609f2017d6

                      SHA256

                      3f83f45d5e13aaf791196f95197e490d9c511d33079d211fd1b7b72b96eee95e

                      SHA512

                      3acf93776d6d9bbf5fd0213674c3075afc240364fdc780e4fd3d79da6a73fb6967c845c281b6a8edbd756a3a7d34fbc4ff7b852240b8d4e90abb35fc845d7d1b

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

                      Filesize

                      253KB

                      MD5

                      a2cbed9361289015083f2fd767189f90

                      SHA1

                      1e968262989ac6da20714d3fb0640ef1cb29ec9a

                      SHA256

                      38a7536b5c9d70cfbad50e58f0a41ba37fbc1c462a86a9da4b16049856b5ccbe

                      SHA512

                      2296e281448345aedea414611cedffe26b4ae2c45aad83d8459f8261859a296e140463597f045fd704c05e278cddc3717edc841ff5e4febcd428b9adf924a371

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

                      Filesize

                      2B

                      MD5

                      99914b932bd37a50b983c5e7c90ae93b

                      SHA1

                      bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                      SHA256

                      44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                      SHA512

                      27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd