Resubmissions

27-03-2023 16:10

230327-tmrvmsec26 5

Analysis

  • max time kernel
    27s
  • max time network
    29s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2023 16:10

General

  • Target

    https://vscode-update.azurewebsites.net

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://vscode-update.azurewebsites.net
    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:3808
    • 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,0x100,0x104,0xd8,0x108,0x7ffbbb429758,0x7ffbbb429768,0x7ffbbb429778
      2⤵
        PID:3896
      • 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=1792 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:2
        2⤵
          PID:4516
        • 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=2168 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:8
          2⤵
            PID:4880
          • 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=2164 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:8
            2⤵
              PID:3944
            • 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=3220 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:1
              2⤵
                PID:4552
              • 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=3204 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:1
                2⤵
                  PID:4372
                • 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=4784 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:8
                  2⤵
                    PID:4220
                  • 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=4836 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:8
                    2⤵
                      PID:1816
                    • 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=5200 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:8
                      2⤵
                        PID:4032
                      • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=5164 --field-trial-handle=1812,i,2987844485724660412,8345430972598128590,131072 /prefetch:1
                        2⤵
                          PID:1348
                      • 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:1528

                        Network

                        MITRE ATT&CK Matrix ATT&CK v6

                        Discovery

                        Query Registry

                        1
                        T1012

                        System Information Discovery

                        1
                        T1082

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

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

                          1KB

                          MD5

                          d8ba7cb49078786cb4d5b83d08ac0972

                          SHA1

                          0efe97f8fef8ac51b42555e1e134212fcfe66b0b

                          SHA256

                          5c7b9e0bca0bdb50cdac10014e8e8eb8177d1976455403c263824b054ecd2a6f

                          SHA512

                          fea78c897cc5c52e443acb7e28f50840533aa212dbffc993b373a378a0df1834486759cc9df548baba5b13dea43403acdb8ad98730d7e309b5521c539afa90d8

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                          Filesize

                          1KB

                          MD5

                          9233bdd5afc8c550cff97e707650a67f

                          SHA1

                          40a3db5037c7c986cde566feff10628ddd1f66d0

                          SHA256

                          335601087f8d3ead059214590665f15bf3b275d71d966e10f373b68b1820f9c1

                          SHA512

                          cf842700a4b312bfba8b29deee634464cd0d8c4c25ef95f53a63ead581289c598df21855481648d7d58d50cc342f6576c71049b93142299252b246719466a492

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

                          6KB

                          MD5

                          2aca32a2add212ba1eab43613e92be27

                          SHA1

                          f0e74a1457ab011ae36968acf5be56cd3cc003ad

                          SHA256

                          779990dabd0107a63ceb3e51410dd69df38b7f02e089fbd29eb68135281f5b86

                          SHA512

                          75c2e0a4b77d82f3fc0b5fdd033898ac9515ad26065650f2d64fed3e679b8c7defc0745aa8d8bdeba9fe2e34aa67c15913f10283b875efd24a94c2e14ee34b68

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

                          6KB

                          MD5

                          41f75b4295bcd05556e1914003f33de8

                          SHA1

                          2002870bec5c87c99378ded884bbc7755840147b

                          SHA256

                          9725d0fc46af280a2c6ec62282e606b61d9e37419194764d3e063b525e1fe6f3

                          SHA512

                          f0f35b8abd8c0bf74ad45178a9c7375aa162c3546704efb382fb524a8c7003fdb76e3f8f888f5e9bb00876afad7bd628987ea41da295b4745360995ad3f90882

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

                          15KB

                          MD5

                          6c03993dc21f37876313fcbebfa70c0d

                          SHA1

                          7d0a0f327f7f90a775cecaa014d333af214221d4

                          SHA256

                          efc352111cd90226cfb4ab6c5eaf7376cca81e2be45affea27198a85fdf743d7

                          SHA512

                          185a7ac918074919bf21822c5a3b89b0c27d2c8f8ca45da96e8d502f7fd315e838420b1c03ea508f6477fed88e4cd71164f93c0055af2b52772e10d1ec1159bd

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

                          144KB

                          MD5

                          c94dcafddb4bea6ddc90290f30e70a08

                          SHA1

                          176bd39069b6a82a6ddfe6e28cc99f7d7e1708c8

                          SHA256

                          afffdedeec76d9ca21bb6207dab32ce908b0bdc2fcd9d4b0506527f663f977ff

                          SHA512

                          6e25c82d0acfe80b57036cfadcaed3265d2174e09add5eb9b1ec5505e0af65c3aa2535b762a92f7224da997a7dc638bb07606bb1e14c06ffe853cc56ee970bae

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

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                        • \??\pipe\crashpad_3808_WXHIRGZAVCTJDPRY
                          MD5

                          d41d8cd98f00b204e9800998ecf8427e

                          SHA1

                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                          SHA256

                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                          SHA512

                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e