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Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08/05/2023, 15:40

General

  • Target

    https://www.avantlink.com/click.php

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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://www.avantlink.com/click.php
    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:2456
    • 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffa03d49758,0x7ffa03d49768,0x7ffa03d49778
      2⤵
        PID:2484
      • 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=1712 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:8
        2⤵
          PID:4116
        • 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=1612 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:2
          2⤵
            PID:4180
          • 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=2004 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:8
            2⤵
              PID:3580
            • 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=3032 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:1
              2⤵
                PID:2876
              • 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=3020 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:1
                2⤵
                  PID:2692
                • 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=4864 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:8
                  2⤵
                    PID:4136
                  • 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,12730445632693355134,4332493957166275520,131072 /prefetch:8
                    2⤵
                      PID:4676
                    • 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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4164 --field-trial-handle=1832,i,12730445632693355134,4332493957166275520,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:5048
                  • 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:3972

                    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

                      704B

                      MD5

                      045444968affe74209ab72bb63f58ccb

                      SHA1

                      ddc0e9df430eb51e27340e6421ff63be1f7c4aa3

                      SHA256

                      7df553528f642f87b15a57073248c6362a484263d95c10cc513b6fcefc816877

                      SHA512

                      5a41649342f172593b58911d0c668eac0e3568ea615bb320c9bc80d6229b9af89871e8ca2f58845d2e421576e3d367a15b621ac1a2f32cc7a47d009067486ef1

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

                      Filesize

                      5KB

                      MD5

                      a4888f6dce94577d5ca2e0415c40ee03

                      SHA1

                      25602618eb7d5d75233011316c81751128e3ac97

                      SHA256

                      1c0e40bf4ce3d0d3e63d8e2e760b4037265380df376c154bcb8a26471e702934

                      SHA512

                      5863b10999ffb40623e1bbf55784352fe656ae105b22cd05352a6caf0aeacbc1219048ce720a786e44f686247bea241feedb581f1ddbb11cbf89fd0cdf803533

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

                      Filesize

                      5KB

                      MD5

                      532dd17ac0f3aca4f5e70be334ed5b68

                      SHA1

                      e0229ed2288fa0572329a6e09f263e18b27a78b7

                      SHA256

                      d97203da1ef2daccba88854f496874e7d0f9a415fa1f948a4f4256d97aa2ca96

                      SHA512

                      69336a2ee9b75e6cb341fbe148b7e7794bf66250a331ede76596f5f95b1f5a86bbc6a91f6dc54795cdae3dc32c29755edd2a4d37d7a1426e6b230405c11c0a40

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

                      Filesize

                      5KB

                      MD5

                      b568b0e5599cf3e551394988704a09f4

                      SHA1

                      196b7a625e258227b97f1182ef9292e832ea6bcc

                      SHA256

                      e5b68bc4a3e2f1622786f817ec61c10b7a95408b30b2ad0ff26e781bb85b2a46

                      SHA512

                      7e005c9f66cc08875983bc76434b33b3d241304e82e9915908a8a1777c419b693eac8568ed75e3fe9d038cf6277c143da5a337fc8d292cb1b61e896e225e6f83

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

                      Filesize

                      149KB

                      MD5

                      57aec1fb41e50e06de7757429ad97b25

                      SHA1

                      d14bf932bc9ca1197e7b4a581de981d35612fe1f

                      SHA256

                      375e85e5cba0e0b8a6899d2f15ff5d41cac09dc9e8252dacd64940265d9c7dbe

                      SHA512

                      28a685b6514453f1dfd600f70e86e66164b0deac9d109d074e7ecec544169734bfb0c999b264df71738193b5972bb125de9edc579751b0f22fde12f52ae41f63

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

                      Filesize

                      2B

                      MD5

                      99914b932bd37a50b983c5e7c90ae93b

                      SHA1

                      bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                      SHA256

                      44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                      SHA512

                      27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd