Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-09-2024 06:33

General

  • Target

    s.txt

  • Size

    39B

  • MD5

    c2afa0f9d0f9e4e812f4ed42d90706a1

  • SHA1

    0023accd5a866a1e63e0981a758c007b00544a53

  • SHA256

    97d802a078e0b28686b514135090b626648332e183b23481113b10f6d403b428

  • SHA512

    6ed6e9c97afd9cd88c7987eb5dcb800e332c7d022f42e9e691afb79f32d0cd39c8d4e9b0492ee4ff8e63a751bab76115029bf4bc09ea8c6d71997fa444479f20

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\s.txt
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5004
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\s.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2084
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2680
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    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:2956
    • 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=0x108,0x10c,0x110,0xe4,0x114,0x7fff9b8acc40,0x7fff9b8acc4c,0x7fff9b8acc58
      2⤵
        PID:4212
      • 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=1784,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=1780 /prefetch:2
        2⤵
          PID:3476
        • 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=2072,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2132 /prefetch:3
          2⤵
            PID:3176
          • 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=2208,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2224 /prefetch:8
            2⤵
              PID:420
            • 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=3088,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3132 /prefetch:1
              2⤵
                PID:4464
              • 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=3136,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3288 /prefetch:1
                2⤵
                  PID:2132
                • 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=7 --field-trial-handle=4404,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4436 /prefetch:1
                  2⤵
                    PID:3540
                  • 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=8 --field-trial-handle=4080,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4588 /prefetch:1
                    2⤵
                      PID:1324
                    • 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=3352,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3344 /prefetch:8
                      2⤵
                        PID:2504
                      • 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 --no-appcompat-clear --field-trial-handle=4740,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3340 /prefetch:8
                        2⤵
                          PID:2576
                        • 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=4444,i,7000570880984297009,3821416798082077083,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4888 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:3032
                      • 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:1148
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:4580

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          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

                            92ec567acad0c43ed3814f0506fa645b

                            SHA1

                            622477a1a40405c352f2052b7b68970134c6a7cb

                            SHA256

                            671268874faad2797c64b15ea976d38d041154258d9b05cd15883744f08a7e80

                            SHA512

                            aad3db386220402f8b7e2eb1ca47230fbe5358b3c19e464874135da2fe988ff5119f6b3c8c29a5804663be959c45812ca6eeaa47a41f32c1a807f8cb5712751e

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                            Filesize

                            168B

                            MD5

                            34d26aae7fdf9cbca2918ad3a7eaf619

                            SHA1

                            d180e28f4502e459b263f720e2d22a8b86728145

                            SHA256

                            de78bb8706432a503a3482026937531d67593590472f3def5208f388a9039d4b

                            SHA512

                            eafb34afab555121fc76369685a950ff18ffea9221e90cc60988e9e423723fb2515adbd9be489975aba2bf12eb1825e338f7d727397efe2802aa24f4ef3c6af6

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

                            Filesize

                            2KB

                            MD5

                            3f7fc350a48d7f10529adcbf0eda846a

                            SHA1

                            f29b9c75bc35d4bdaeb0ca9d35e60a47dc8378fc

                            SHA256

                            9baf404ae5e8c03be36d4138bbcdac7d85828c379702cb2a53efe6d07ff23041

                            SHA512

                            cd6440f7b15af84a35660fd24744b2de4aa382da77848538754e056c985229445577f947a00ad3c2509e767e973377b9383a788081441ad85caf063d85af0995

                          • 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

                            858B

                            MD5

                            b936b966de370f6abf4052367d3ec527

                            SHA1

                            4b38f33c9cffd3b159cb688f49df0807ee240e81

                            SHA256

                            616d80ad6de14454e1f578a28d44c851d23c53809e0ae2e4d972393ff915a4f7

                            SHA512

                            79104cde71abb1badb464f74169fe8e0d50e68c88e53293242e6855aa8e45d26e27699c2b0a06ca4005a35b3a206a1a85947acc0dc9ca6eabf207cbee80b0fac

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

                            Filesize

                            9KB

                            MD5

                            6bd60447a722c7fca26d65138c8e01bd

                            SHA1

                            0bfca3af0d9380e0765306492472a30e1090d3b5

                            SHA256

                            708f1ad091e71dfe6476155b88e86d4e6d72463c7d5a556da55d05c3ba3dd448

                            SHA512

                            67815ea0fb28f66f671f98da9ef0b44b45dc7f0b925e55a27910973fbbd9450bb171a943eaa0b3c56946ede483ccfa061ad92e16ea13ad413a12cf2db8413d89

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

                            Filesize

                            9KB

                            MD5

                            bfb6e655cd273523b3ada7659a0ff225

                            SHA1

                            2b623f6bd2db80c95ff69c85e180c5517e4adaa4

                            SHA256

                            6c399b52dfdc014d9479f3219166be1a99f0648bc74b02d96836dfbff1f88109

                            SHA512

                            3589a1b3bf9d46d4ca27b7e11206326be65ce60c6d6216ea61315e71e2173bbc715903b135e61252f33d1cc7102409946ad2096886f140f03f6ed0e34d2ecd80

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

                            Filesize

                            9KB

                            MD5

                            1a5d39236badae74c8b31a8616e2be8a

                            SHA1

                            74322d13351ab52cc086bdce4a576ec526572c71

                            SHA256

                            b6daca0cfe9c088ebc97e4e1d679111ac0acd39ec708e46dbec21e5780577d59

                            SHA512

                            f652d3878c107cb70ad1bfbf9fefbae217025e6c9b65961fa23e0664b8590be56fc1246046a93d32db44fd371b114bba94392e85d0e83395185ec1176f23c1ea

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

                            Filesize

                            9KB

                            MD5

                            62b8173f766268267cc655d5f7a85ec4

                            SHA1

                            435d671b372943496a82d40a3f8fd9dd02b8e735

                            SHA256

                            a07a35202a77bf088527fedb77ab8d9d098ca7ebebfcf91f04f1a551c62264c7

                            SHA512

                            4304117248dbb5f0acfcc1c7f0a10846e9652637db7471336677c4f43915a552e5cb729712e4fc3b191ab4248ebebf5483aac2752ead39e7a69fa303eff5f853

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

                            Filesize

                            15KB

                            MD5

                            6a792020f8eab24616fc96b480caf16c

                            SHA1

                            4e504b7696abba9e058c0d7880c8ca1799295f0d

                            SHA256

                            9355f35f8a9b812f0f90cb0a639fc47ddd59dbfb9db94637c33fc0c27a898fc8

                            SHA512

                            1b9f3cd027265800def1d61bf348c500e636ede0c3741e0be66eb582433d43c4be58cf7b491b0930b116cbe4220b42aec311f5998e2f9e17e4096d1fb4c71eea

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

                            Filesize

                            208KB

                            MD5

                            a41d99f617b56b4f084f53010c7961f5

                            SHA1

                            c1dc8beb9ddc7e8785e8a2d3f0d5e17f0121e7f3

                            SHA256

                            bee6b100a74418b866221086e3b2883bd74b85c2748729bd85a5863ec8d45076

                            SHA512

                            5671edc1acccd88d6ca2fb9e3d94e6badfe7b88af42b5755b5cc997ffca44ee6616e990994b7bd60f7dfab13ffdcb136c1e253af45830d58330741a01ace802a

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

                            Filesize

                            208KB

                            MD5

                            d5c09e98e7a07ad81078561b4f6ffbcd

                            SHA1

                            fc75859a4269f9873a03e2aa55e40f6e0823ddc5

                            SHA256

                            0577c77f5761b9db7f0b8b7d60e0f84749d46cbdc26855c98406628e0ec79b22

                            SHA512

                            ebd62d45b26d9ebae09c2f231c699737bb847048d8af6ff5ee5f57b57ef339d4b4ee5d6872bf4414cb494d483a033f618bb4701cd6b6f80bec150a4a9a786922

                          • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

                            Filesize

                            10KB

                            MD5

                            eed1599235b9dd933e13cbd5751d7eec

                            SHA1

                            d461f7edc8bdb31b672f97b18d34e38bb7c96c4b

                            SHA256

                            13ee96f0fd8b45de1603cea7aa86ddaa749ea580989d6cb806d944f3547fbf43

                            SHA512

                            9679690676ef1ede8030e26359381a092eaec7cb671d51e91d8cd446006301bcb98518b977fd5d475e777baa11dd28e69135c517e3b3d74475134bfed4e8da9e