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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2023, 13:32

General

  • Target

    https://virtualsecretaryservices.com/online/tunupd.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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://virtualsecretaryservices.com/online/tunupd.php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:3568
    • 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,0x100,0x104,0xd8,0x108,0x7fff175f9758,0x7fff175f9768,0x7fff175f9778
      2⤵
        PID:5084
      • 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=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:8
        2⤵
          PID:3408
        • 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=1768 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:2
          2⤵
            PID:4752
          • 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=2172 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:8
            2⤵
              PID:1496
            • 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=2972 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:1
              2⤵
                PID:3344
              • 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=2964 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:1
                2⤵
                  PID:5024
                • 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=5016 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:8
                  2⤵
                    PID:2812
                  • 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=5112 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:8
                    2⤵
                      PID:2772
                    • 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=1628 --field-trial-handle=1692,i,204111140987174876,3116073956061391511,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4772
                  • 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:4620

                    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

                      0ec58e6a44b61cbd67d3a833fbe0a03d

                      SHA1

                      6b68e2c059e68a0bdb8fc94f0a2258dbec845d96

                      SHA256

                      f3473b2209104618cd366fc83a86fd9a0ec10ba6f27f39bc9193a952915a35b4

                      SHA512

                      379719b3ab7d033fd6f6e47edf9db81fa410ee06aaec05859ded37d6accc8e6e5932f6ad5c4a8249b50c55385910f026c2ee34846a6abf54f75a9a844d63039c

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

                      Filesize

                      2KB

                      MD5

                      23212a286277f42d4486eb2f31f8b963

                      SHA1

                      2dbec84ebf8bfa92de7ec82fed930a2b7d1413eb

                      SHA256

                      343c56a23e70e24f31ec67b38924a0038be8849e1d08e1deafb38e254c863b78

                      SHA512

                      f59f4d0f4e9613380da3e4d70a75d333c88d277e5a377ef30a46e2160084eb8c5d57d68754915c4b47eb88a6a02b4724345d44354eb09882d0718a37b8edae4e

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

                      Filesize

                      6KB

                      MD5

                      6789041fb4c5282b9893813de813e505

                      SHA1

                      b9960407ade81bdb3914a7853fa2e505e0905316

                      SHA256

                      5df2ae6d08f01f56db66ca4c2990cc17326b43a10970b9f5895bf41e02ac1b00

                      SHA512

                      332a7249aec947e76b82da995da8fc19ca1c8a725dccae2b31d52b1b365822a4855befc1bc9d7496216f1cac75c9d404d55a590f963a13ce7eda3a97e43ec60b

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

                      Filesize

                      101KB

                      MD5

                      f73c65666a09de82a2a355f6799825d4

                      SHA1

                      bbae0da9df107a61506952d62ac8a370403d4d42

                      SHA256

                      d88132ace18ae4426d43aa3694a8fe06a4163ac056a4ecfda784b9eb0e0be527

                      SHA512

                      ff933f2aa433717847947ea3e3f26f9913e55b7cea0a40afcab9f18bfef1aac78649337f1aa70fd94fffcba09bd7111ed82d187580c97d25086d19f77a3dfc4b

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

                      Filesize

                      2B

                      MD5

                      99914b932bd37a50b983c5e7c90ae93b

                      SHA1

                      bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                      SHA256

                      44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                      SHA512

                      27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd