Resubmissions

20-11-2024 15:08

241120-sjdyyasrhm 5

Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 15:08

General

  • Target

    https://go.microsoft.com/fwlink/?LinkId=550986

Malware Config

Signatures

  • Detected potential entity reuse from brand MICROSOFT.
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://go.microsoft.com/fwlink/?LinkId=550986
    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:1524
    • 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:4 --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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffbf7a0cc40,0x7ffbf7a0cc4c,0x7ffbf7a0cc58
      2⤵
        PID:4244
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1792,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1788 /prefetch:2
        2⤵
          PID:4844
        • 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 --no-appcompat-clear --field-trial-handle=2140,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2148 /prefetch:3
          2⤵
            PID:1848
          • 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=service --no-appcompat-clear --field-trial-handle=2240,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2440 /prefetch:8
            2⤵
              PID:1872
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3120,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3156 /prefetch:1
              2⤵
                PID:4512
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3124,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3196 /prefetch:1
                2⤵
                  PID:2952
                • 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 --no-appcompat-clear --field-trial-handle=4592,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4604 /prefetch:8
                  2⤵
                    PID:632
                  • 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 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=724,i,11536811117943334238,10599494887139442438,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3856 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:8
                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                  1⤵
                    PID:4572
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:3768

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

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

                      Filesize

                      649B

                      MD5

                      7a0506532a527c827340f385dfd9aac9

                      SHA1

                      369b2ee736deeefd5cee5089edd45c0c78d40485

                      SHA256

                      31fe604c9a189e2cc21525196841853fe727fe28bc761265988124823c468f7f

                      SHA512

                      064dfbe40075161f9972f4f6786a19664a4560aecf0107b51ea4051247140ba305123185b514205b4eb2c96f009e91d5c9908e759f70526918189d1476eaddd9

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

                      Filesize

                      2KB

                      MD5

                      85c9e34449d1bcc11bacf4dd9aac0243

                      SHA1

                      ee2f78814f2636c51a404ef7d485878c56a10a0d

                      SHA256

                      142d496a1ebad65e9dbadbe741aaa90aa3ee4e492f8e9695156f4072e7ede14c

                      SHA512

                      df03046a53e1f2dbc32b19f356451876547500ec87f63dc0f6f72cde915be1d43e206e0b6c2a83919a8e6ec8449daeb12b96067776aaa7c1bd9ab1e492ce130d

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                      Filesize

                      2B

                      MD5

                      d751713988987e9331980363e24189ce

                      SHA1

                      97d170e1550eee4afc0af065b78cda302a97674c

                      SHA256

                      4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                      SHA512

                      b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

                      Filesize

                      1KB

                      MD5

                      fcdddd3076fc796589f1e88069e8bccd

                      SHA1

                      2de618dba5f4904c08eac88520bfd1737284349a

                      SHA256

                      59da854c3e2ee4333ead94e260bcdded2bc729cdc9b4279fd2e499dc35c2c004

                      SHA512

                      e898b1227282240035dcf9c154b84ca92e9e0b5be2ca52d4bc1a56b54fd1ecedb7cf82ff8f8978ce814fef04c55e80b4686b275a76e2e0d75c5a2f8dee3f56aa

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

                      Filesize

                      9KB

                      MD5

                      6272ab54e87055b6f3be665910e273cb

                      SHA1

                      9802ef25500dc8ddaef1264771057eea82b49565

                      SHA256

                      438a6950bd612d3977f2d0d62adf57992497829acb99cf0097157b8049a1b996

                      SHA512

                      3df13c5b9dedf0c64943a891cde117a9aaedab50999b91a6ad5a539c3fb01177d82ed0686a5378ed740badad73c4575fdad5189711b8a2a1816a33138f95d25a

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

                      Filesize

                      9KB

                      MD5

                      553871d0b56c36eb1d2baf3288c9844f

                      SHA1

                      6c959592b232708c2f7d273f9b28735089bae01c

                      SHA256

                      baaea5734d248adb343557389fe4c29f4ef64b50b85754a91da53f3558865fa5

                      SHA512

                      b7c50be59a62998293fd927453d78eb1604c17b1556217c6d78499daed5062c78734e748eb10cc68f04ad4128a7cbe8ee2171d28302d1d69f55caa647ae909f0

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

                      Filesize

                      9KB

                      MD5

                      50dbf3985ac92f0aeec0cfe3a4a2f77b

                      SHA1

                      0e6b4d990f4683845e606cde93ffba5b1f5ff364

                      SHA256

                      1df0cc9594b047dc1e69f46379dd42171f5998a17f07cebae73a22933760198b

                      SHA512

                      f928511e02db139237094099a0814082ee35ca6672cd9d362ffd1de57329bc79e6eeeda745bf9f3c4f2a0c2e277c06e5595294025a478e8ad5025300ce729781

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

                      Filesize

                      9KB

                      MD5

                      adfd3f8531863a651b301db5448f6dfa

                      SHA1

                      d0aea9e936f7a06627e0dbe296127cd26f5b5dc9

                      SHA256

                      ba52fd11a653b9e33dbd48948160fde1cbcfc6b203df39efdbfe88ad11ddbe5a

                      SHA512

                      f1443966890940b13b874ce2203314061aded98378c7a6256c55c57dbd4241c8dc98bc5295c24fab70e53f155b3b6bf907755b07d1d30de5f1681d780daa5a17

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

                      Filesize

                      116KB

                      MD5

                      937830ac6bff3f720a38c5442ec6e02d

                      SHA1

                      1bc8653a312f60d1afe9ac7a58c5cf962250ffba

                      SHA256

                      fd719f6cfedff848a4c318c4b45f45cd0e4d00acd3791ed764844e0b80686ed5

                      SHA512

                      e179fac8290bedc8e10a88e8760faa5cbd66103f4bad1a6a5b775fe31c9d84a91baaa516c7b060efd28486cdcc78a4ceecf33929a25634321d7eb65db32d3eea

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

                      Filesize

                      116KB

                      MD5

                      f74b5d25cc8cea7ba0c5fbbd6935abcf

                      SHA1

                      ea57b01b82d71a66e2c4762342205d13cf4662bd

                      SHA256

                      b1e64d47edb1e312a19e9911e6b4e94552f52f685e96d55749c67c153bd78c53

                      SHA512

                      bfda02f1ed5b70695e9c3c132a8089c69cc0529f5e71085d82d17e4c0b1195c8f7070abdc162a50ab434768ebe79baa7f85e91c819a4a9e22a91c27ddd115e59

                    • \??\pipe\crashpad_1524_JMJKZAFMKSNJPALS

                      MD5

                      d41d8cd98f00b204e9800998ecf8427e

                      SHA1

                      da39a3ee5e6b4b0d3255bfef95601890afd80709

                      SHA256

                      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                      SHA512

                      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e