Analysis

  • max time kernel
    300s
  • max time network
    301s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23-12-2024 21:02

General

  • Target

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

Malware Config

Signatures

  • Detected potential entity reuse from brand MICROSOFT.
  • Drops file in Windows directory 1 IoCs
  • 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 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://go.microsoft.com/fwlink/?LinkId=550986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⤵
    • Drops file in Windows directory
    • 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:4376
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ff8faa9cc40,0x7ff8faa9cc4c,0x7ff8faa9cc58
      2⤵
        PID:3472
      • 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=1960,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1956 /prefetch:2
        2⤵
          PID:2616
        • 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=1716,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2000 /prefetch:3
          2⤵
            PID:4432
          • 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=2116,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2172 /prefetch:8
            2⤵
              PID:4380
            • 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=3084,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3080 /prefetch:1
              2⤵
                PID:2980
              • 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=3056,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3256 /prefetch:1
                2⤵
                  PID:804
                • 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=4244,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4560 /prefetch:8
                  2⤵
                    PID:248
                  • 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=10.0.22000.1 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=4696,i,5830931493191275895,10057110866214388727,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4756 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1904
                • 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:4932
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:576

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.idx

                      Filesize

                      64KB

                      MD5

                      b5ad5caaaee00cb8cf445427975ae66c

                      SHA1

                      dcde6527290a326e048f9c3a85280d3fa71e1e22

                      SHA256

                      b6409b9d55ce242ff022f7a2d86ae8eff873daabf3a0506031712b8baa6197b8

                      SHA512

                      92f7fbbcbbea769b1af6dd7e75577be3eb8bb4a4a6f8a9288d6da4014e1ea309ee649a7b089be09ba27866e175ab6f6a912413256d7e13eaf60f6f30e492ce7f

                    • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.lock

                      Filesize

                      4B

                      MD5

                      f49655f856acb8884cc0ace29216f511

                      SHA1

                      cb0f1f87ec0455ec349aaa950c600475ac7b7b6b

                      SHA256

                      7852fce59c67ddf1d6b8b997eaa1adfac004a9f3a91c37295de9223674011fba

                      SHA512

                      599e93d25b174524495ed29653052b3590133096404873318f05fd68f4c9a5c9a3b30574551141fbb73d7329d6be342699a17f3ae84554bab784776dfda2d5f8

                    • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.val

                      Filesize

                      1008B

                      MD5

                      d222b77a61527f2c177b0869e7babc24

                      SHA1

                      3f23acb984307a4aeba41ebbb70439c97ad1f268

                      SHA256

                      80dc3ffa698e4ff2e916f97983b5eae79470203e91cb684c5ccd4ff1a465d747

                      SHA512

                      d17d836ea77aeaff4cd01f9c7523345167a4a6bc62528aac74acde12679f48079d75d159e9cea2e614da50e83c2dcd92c374c899ea6c4fe8e5513d9bf06c01ff

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

                      Filesize

                      649B

                      MD5

                      ad7dbc4e049a962188efbecc4ade9233

                      SHA1

                      bc5428d735efa0f11c1a060a9536b7315c29ed97

                      SHA256

                      5a9885f90cc416f5e6107cdc065577f19989421f0f0b5051d971b34bfb1a1b54

                      SHA512

                      cc17daec652a804183fb5e58d3fe0ae49762b6a32fd7e947d8ee3599916d3c62a44f3922e1a179b1dd7f53add9408f8f2d40f0f2a5e78f27916545561c743982

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

                      Filesize

                      2KB

                      MD5

                      77e6871234c04b77d47ba97ef37ffa74

                      SHA1

                      1c681284ab9b1679152455e1cbf91bbefc4b6eda

                      SHA256

                      3ca1af01c5dd8c9cecce6c28b94ff190323521ef0e27b118b3b86f671bf143bf

                      SHA512

                      fdf8e55c0204fac5e6909df18b5959e9c449ec1102e45ec67ded492aa9335e8e97a7c049c6ac8fa59550d3cfc56d78d78331947d06e4d4e1828ec61f9a110022

                    • 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

                      803f155e11c6835a1ec90d6e175daee8

                      SHA1

                      571cc1648f6d744475ce9ea86f31d5b127adb009

                      SHA256

                      13ac9aa71f4279b4050a84aca31edde0e6a125990ab96b235cb69c23b0a184eb

                      SHA512

                      d227a814368809617be861053a404d5e5babb5ef6c6e73c811f2bf72fa1e312c4148cc9957c872f43cf0e40af0d5d11e426e7324c5dd4f26a2725b2d92f8e52e

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

                      Filesize

                      9KB

                      MD5

                      c6d420c2100a6006482da2859f652586

                      SHA1

                      6e5d422df9f42ac6f9afb467bcf0b0478e366db7

                      SHA256

                      0c27ead14ee0fbe300cf1510133dea94ddb5c6e9316406502bc6e656c259737c

                      SHA512

                      b8674a0ce8f50777f8ee2bb207347c3ccca426381a87f062667a872fc24af81da2a492d6079eb18ae6a26dec13b840c7468207a1379ea10385a2e4e2f212437f

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

                      Filesize

                      9KB

                      MD5

                      48b3329ecd4f658059f15f83b705c116

                      SHA1

                      3c6811e4cc1844830653d64dc7a23ff4bc3491f0

                      SHA256

                      b93c74bc15fd26f430172a229c85c62a5eae193738ae4b8134722e62aeaadb70

                      SHA512

                      19df028768ec2a2025d0270f8f37b0aaf4ef100001407a14df404d443a337f554bb3623d9c83ef5ae334c17719adbca79803ae9b17e4a647dc921ee27f1412a9

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

                      Filesize

                      9KB

                      MD5

                      621fb005b416c4dbf6593b55823c7067

                      SHA1

                      73b8ab18ee61b4021bf371abf49c81dfa798dce9

                      SHA256

                      23ad3d61bbdfb704c689d3e8cb078ebcca22a5923c878a06e7bf50cfbe318967

                      SHA512

                      b515a8a9777b3e9fb21b1441a3f3bae5572909f3fb6ca97ce197a7a8fd4e2047da98811264d026e00f061afb70a7d141de7141d719fcb4d83d9ce17fcc59bce2

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

                      Filesize

                      9KB

                      MD5

                      9f123cbe2fa9d0796e81a8782b1dc8bb

                      SHA1

                      980f80f08a8178a5f847e9511acf7c9e8443d0bd

                      SHA256

                      eec0184fca37e5bfc57cd67d469f7b57552c7e9b14f0b4303b0616e5b764bb5b

                      SHA512

                      8c22f90decb56f57679043c66f3bb5e495a3a8af43e8be33415aab92cd3d649026325b9f83d75ad5be7af74a9ef862fea9608750c669894bd21b10b45578981f

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

                      Filesize

                      9KB

                      MD5

                      eba48d3c3e1000a0100662f7fe3ca719

                      SHA1

                      24009d34045396da8ebd32c8b005f6b7c5e8dd6d

                      SHA256

                      1ad4e944906db098bfaf759ef247353591e05c5497cf5f2da3cd3cf2de61c2e5

                      SHA512

                      295002f08c066fac6b682520073f30e8a7a122815b3bb2d7c3abcc6f985a113ba3f59c1c95ccdf5df25c684499f8845b458a152273807c26d8a328bffa7ac6bc

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

                      Filesize

                      9KB

                      MD5

                      b8b90e0e6ef3bf29a15c39e7cf043043

                      SHA1

                      d3f0e301ae06f73cc1e5a198c753b16754da69fa

                      SHA256

                      8438364d49bcb7e98579ea48a0d040309e154f4ff446707f5df4f5dac606fe4f

                      SHA512

                      5ee4663030c77c1ee4bcc4818a587fe4798b6c36a7847940f88f0c01ec2f4404837a2adc34664bba053bf18a816e872dc4134a8f781bdca4dff36810e23047de

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

                      Filesize

                      9KB

                      MD5

                      bcfc2bf1284140f90e802c19eaee9a60

                      SHA1

                      d5da1ff9c0f0d3becf44fb3dab25c9c9718ec7d2

                      SHA256

                      f85ca51ded24a9c5e72e8f0acecf42e2ff424714125b5c4435759d37b3d7512b

                      SHA512

                      4c19a839f909c765a527b34814fc991d47d25466971bca40d98edddc2965d9f84ac13473109b47da11b81de111f390dbaf51adec5ead589bc8acce12c228273a

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

                      Filesize

                      9KB

                      MD5

                      7ceb162f65971f3eb0485bdaec2bfa62

                      SHA1

                      082796fe44e5397493db36deaef477e8c428bc03

                      SHA256

                      83646f72deb6dbe67bf4e8c1329a64d10084b61d1f45ce841933e5fe82011471

                      SHA512

                      2f16b7b628edfce01058a29d27dc9682e60a8f4ee118886282d04bb7c95e9cf246e4567d817d155f73e391a3570e5dd50750e6e4fe68a0b01a5a0ce54a13808f

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

                      Filesize

                      9KB

                      MD5

                      c302a264ac012d26225b486ee11ee3de

                      SHA1

                      f3077e39846c9254099ff3ef8a9446b06b34d1c7

                      SHA256

                      81cc34d789cd4bf768a3f8403a9d79204b372179d6e859bdb4d67bc453f5dee1

                      SHA512

                      0059eadbd5d89fc4a3832b2cbf276fbeab8ceab3bb339deeb878cc05d33fbea32877ad76f9470ec134e8b73b25d88597bb44289cbbfcd07e3b8f4019b047e358

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

                      Filesize

                      9KB

                      MD5

                      857a37080b67cc69cc8dc47a741cbe79

                      SHA1

                      e86c49b08d49f916759fab4e7e17771c9c492fc3

                      SHA256

                      0282d53cdd96b7a4533e7d46a1f98dcda52a0764b2810243f144b3280c6ccf25

                      SHA512

                      5131466622314c0fd633493cb7fe47c4ac639ad618b44f29dfb5e77ba2de3a843a13a05dc53d34c67ca1914f08118aee6ef8ea295d4461e98d1f8afba589a40e

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

                      Filesize

                      228KB

                      MD5

                      1816cf4c12d8969c198ced43772c96b6

                      SHA1

                      bca771e5829f7d13f265df63bc6efa011d510fa1

                      SHA256

                      5086208361a43e72fc71845b96fe0bc533f214825bedaf14d7b722a0ee0df2e6

                      SHA512

                      32f363467feaa35144bd7bb8886902e4fb2d7aa5cb5fbe305e966590a234229315cbce788ac1edace462045352affbb6f2b1a64324ae4962aa0c7ffbeb19c93a

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

                      Filesize

                      228KB

                      MD5

                      a37d192cf34243fa8bb341987af2f30c

                      SHA1

                      0476c5199a9b3e3adb69d7eda54aa7f91d611055

                      SHA256

                      edf4db6ba4b8cf75549eb3b141e413f94aa2686cd7e9e17878ad607055b64cac

                      SHA512

                      ef0a5dfe6c7ba0ce91380daa99056ad128ae096b12d4c059f696ada5922d72b3484ca365ab20c66bcde532fe351b954154eb652149a2eb120827af15764a8e63