Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 21:54

General

  • Target

    https://bbuseruploads.s3.amazonaws.com/d8759562-574f-40d4-81c5-735bcaf38a66/downloads/36640f4b-58aa-4192-af3c-3ccf26b87877/BrowserUpdateInstall.exe?response-content-disposition=attachment%3B%20filename%3D%22BrowserUpdateInstall.exe%22&AWSAccessKeyId=ASIA6KOSE3BNOOXOXKPU&Signature=drgRSx5iSBSL9xrX6eppEOrpy3Y%3D&x-amz-security-token=IQoJb3JpZ2luX2VjENj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLWVhc3QtMSJIMEYCIQD30i60C%2BvVQwMKGyzrmN%2Ff5tCAFvOX8MSz2wCG8Y0uSQIhAI%2Bz%2FRhR3jewVnnistEMT3TKrbT86A6C5LhcdSRHSjRdKrACCLH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQABoMOTg0NTI1MTAxMTQ2IgwsJT90EyLXJUPIY3gqhAJrEc1Zk2SkBD%2BXdYRLm2HH9Iqyucku%2FcJnla0JKX9DwBSLYmDXhNn7QCx%2FTItGWLabE3423QDTtwRhz4H4s3pT0ViazDBpV95I8jvANKpO2VogFGAzwiK3vGcvYOOq84WpiTkei%2BP0MvQMY6FzYtfcp5NlQKKp0BoDXa3UQvhkhR7vt%2FiHEeFvYqxwT%2B%2BgoUkLb2YVjbKdmSaOAmxvj4Mm5pb8vi%2FpKrbzD4D%2BzF69Vr%2BoCpjjMJUlZ1zSGtRbBY5cnHlnKraDY8e3vPdejP%2FQaPmPzJfyRxa8STDYzaY2j6SDd8FyKbf0ksroZV6Qkk5aJIGuwMz00BkF3QTGSn8JVHFJijDpm4a1BjqcAbFFAgYaQ32Vsu%2FcxLQHpz5mgMrHJnDxelcXBHersU%2BrtRz4tkHOpfz0iTR%2BktjWOMNJzRZadusakd9WDvzyuFifYBv%2BWtoaD5CRPWwkVKjilMfBHRnh2J80%2FAJaRQbx3%2BKrkU9KtmcipS0WO8%2F6YUiV1cDMNRVwlhmpr52gy4zBEVUv8qDdteDb7l6lBZ%2BCzN3pqhgfUsMgMXbCFA%3D%3D&Expires=1721865457

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 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 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://bbuseruploads.s3.amazonaws.com/d8759562-574f-40d4-81c5-735bcaf38a66/downloads/36640f4b-58aa-4192-af3c-3ccf26b87877/BrowserUpdateInstall.exe?response-content-disposition=attachment%3B%20filename%3D%22BrowserUpdateInstall.exe%22&AWSAccessKeyId=ASIA6KOSE3BNOOXOXKPU&Signature=drgRSx5iSBSL9xrX6eppEOrpy3Y%3D&x-amz-security-token=IQoJb3JpZ2luX2VjENj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLWVhc3QtMSJIMEYCIQD30i60C%2BvVQwMKGyzrmN%2Ff5tCAFvOX8MSz2wCG8Y0uSQIhAI%2Bz%2FRhR3jewVnnistEMT3TKrbT86A6C5LhcdSRHSjRdKrACCLH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQABoMOTg0NTI1MTAxMTQ2IgwsJT90EyLXJUPIY3gqhAJrEc1Zk2SkBD%2BXdYRLm2HH9Iqyucku%2FcJnla0JKX9DwBSLYmDXhNn7QCx%2FTItGWLabE3423QDTtwRhz4H4s3pT0ViazDBpV95I8jvANKpO2VogFGAzwiK3vGcvYOOq84WpiTkei%2BP0MvQMY6FzYtfcp5NlQKKp0BoDXa3UQvhkhR7vt%2FiHEeFvYqxwT%2B%2BgoUkLb2YVjbKdmSaOAmxvj4Mm5pb8vi%2FpKrbzD4D%2BzF69Vr%2BoCpjjMJUlZ1zSGtRbBY5cnHlnKraDY8e3vPdejP%2FQaPmPzJfyRxa8STDYzaY2j6SDd8FyKbf0ksroZV6Qkk5aJIGuwMz00BkF3QTGSn8JVHFJijDpm4a1BjqcAbFFAgYaQ32Vsu%2FcxLQHpz5mgMrHJnDxelcXBHersU%2BrtRz4tkHOpfz0iTR%2BktjWOMNJzRZadusakd9WDvzyuFifYBv%2BWtoaD5CRPWwkVKjilMfBHRnh2J80%2FAJaRQbx3%2BKrkU9KtmcipS0WO8%2F6YUiV1cDMNRVwlhmpr52gy4zBEVUv8qDdteDb7l6lBZ%2BCzN3pqhgfUsMgMXbCFA%3D%3D&Expires=1721865457
    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:1284
    • 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" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.106 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7fff0c69cc40,0x7fff0c69cc4c,0x7fff0c69cc58
      2⤵
        PID:2168
      • 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=1948,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=1944 /prefetch:2
        2⤵
          PID:4692
        • 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=1888,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=2064 /prefetch:3
          2⤵
            PID:2668
          • 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=2248,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=2444 /prefetch:8
            2⤵
              PID:2700
            • 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=3132,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3144 /prefetch:1
              2⤵
                PID:4920
              • 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=3140,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=3252 /prefetch:1
                2⤵
                  PID:868
                • 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=4612,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=4624 /prefetch:8
                  2⤵
                    PID:4384
                  • 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=4472,i,6649500666701331613,7368446081010934112,262144 --variations-seed-version=20240708-180128.343000 --mojo-platform-channel-handle=4352 /prefetch:8
                    2⤵
                    • Drops file in System32 directory
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2824
                • C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe"
                  1⤵
                    PID:2920
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:4136

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

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

                            Filesize

                            649B

                            MD5

                            55992214f6786220a6560341c91ce779

                            SHA1

                            9fe624c12923820bfca9b1468316cf8f2f149e83

                            SHA256

                            153fc2ed952afcf3e9fcdb42144d7d22bb1facb59b717eb050d45217a3831372

                            SHA512

                            4f210dac0ff5eb75851e2308d3289fcb62275d5085ea76ec3fef785807c844f79adb6ad2a8606c45c96847918155de2f9f56d775a4b29eb923f40c281ce9b09f

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

                            Filesize

                            1KB

                            MD5

                            ae0aa85d087d5b8504781a11dffb6f30

                            SHA1

                            b0dc814b60067bc9deb143f60786cc3c07e7f6ec

                            SHA256

                            5cb4b10ce133e1d3919a63cd6af1f720b7946206a1cb0ce029065a5007aa0a12

                            SHA512

                            e33edffc2596d7fff1a425792df8c6056e37badac3a697089576c2abde3212d3668381187d504c14009f6d7275c071b00851321d21f4f150030c636944f9fb13

                          • 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\Preferences

                            Filesize

                            9KB

                            MD5

                            c197689fedc7d7bafd449a21d5eab248

                            SHA1

                            ba0e59d4cffc36178a2d5dd8cacc4c32816ffd4b

                            SHA256

                            522d6b1a5d901e2c47f41cb35790d1c49bbd204a6bec9b8a3ab12b424a031a97

                            SHA512

                            e73cfc157cc785c078853637e2209027753cc97569ef5734912c44f5a3cb96270d4e28ffc774c2c1f2472ae13f0142bb41ced3e1ff51377720d6a799f9bd6f89

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

                            Filesize

                            9KB

                            MD5

                            e4c98848809c7e0359a52d441f6d271c

                            SHA1

                            e2ff93e13d6607dab0c3b9a657a4c8ff7fd52e73

                            SHA256

                            3bfc9d2734bba55c0f5be581de6778d1d64d6d2c2b6e1b77250f57546555f5b0

                            SHA512

                            dab36b4cf2071fecd8c5d107e7e65741551e83a1f3ce1bc6de440b36ab8d81460704231d5ce50fafd43ff6a55d4c224aa85a996c6e20991a75c5fdad5de3fc8e

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

                            Filesize

                            9KB

                            MD5

                            d3a7e47e510f849151e9243f2f6be102

                            SHA1

                            88fa9aa2ba15e9a72b225b00dcbc8fcdec541fe1

                            SHA256

                            31331ef85a28e1ce0942a8519be3b3c9bf2a91f0a9ae6a2f3a8925a8edf9cc94

                            SHA512

                            495e1a8269c8b16a7ad1346e83c4d95c267a7e6a7765abd1805fb0b883c3a8d26d01c53ec8aff1c84361eca11bfcf86fbbedd42a9725f387587ed85fff348d5c

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

                            Filesize

                            9KB

                            MD5

                            a7dfaa1369f32dd6f1649e01eeb01555

                            SHA1

                            6c0294a6b8a03ef3f93b6d582d2c1b8fa4746848

                            SHA256

                            95685953259e822930134d61c973a48012f583db63e99fa62dcf714fdada8f36

                            SHA512

                            aba7f267a92e86453ebe3cae18ef1c80a6762a25020d809c2158845574f4f08d7f44abbb8f5cfcfb7154e327986ebb01e8de8734e19a0bf7cc399b96bb7cd3da

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

                            Filesize

                            9KB

                            MD5

                            2793826a2f5844466123a85e2bb94e02

                            SHA1

                            d3564375d121fb5fa12e7dc26f2fb51c61311d6c

                            SHA256

                            93280f444035f9482d8814f4531829a8e55e8e73b76d3e20c206e37988c98d1c

                            SHA512

                            a474c8be58783f632a5540865dd2eaf0406a414aaf53e101fe194fe48ce3b13d9775f4257f3a49fecf53d44ac774ddec51fe70b3b1329718b73aa69beb0a6f4d

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

                            Filesize

                            9KB

                            MD5

                            9a23f7925a264741f9f6ffc191158731

                            SHA1

                            2cdbd0b31fb325ef67deb97578ff79bbf9ec2b6a

                            SHA256

                            7712a722797a15a93c6766c2b7c6967244170534085e925ef1cbd44cbe4f9301

                            SHA512

                            df52a75ccc6cb42648825c7d9303fb8b5cae5234843c2c3f862d1da0a05babc551ce81684ed5707d6430486e2e06c5bb7df4cc35c1e3f4099443870e9f54053d

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

                            Filesize

                            9KB

                            MD5

                            164bcb0bc652df91a0fabee6ab636b11

                            SHA1

                            a681d1b80055de0ed6c7e716d7a082df73b6a39b

                            SHA256

                            857852d64893630c9d3b05a81cd68ca62172025e507bd9d21e32cdd6a72c1819

                            SHA512

                            bf226a6a331ea0fb4d70f14a2ee7a8f2a7892d35d5e306f71c007ae99bd171033972c2839c3f67adbb70c2c72600e6b0259fb70b83436e3dd4308c342ad42026

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

                            Filesize

                            9KB

                            MD5

                            c0c14d1e5c28f0137407fece411adf1d

                            SHA1

                            2608f544bd8d10c93d209bd866de28c379112dda

                            SHA256

                            f545d9064efee66fda572a653b00c5995f23664c39dc08e7186a2c0945594aed

                            SHA512

                            6f206e04fb3c25317a35b703debb229fa651143bad584b5fee59e4ce8756495a8367547fd2bc43e1790a496fcb56d6d8f20ed91a72f6d706e7f68a8c824dcec5

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

                            Filesize

                            9KB

                            MD5

                            925343e32497236e65405fb667bd4e77

                            SHA1

                            824aa3249028457f55d6811cd765469a61eabe35

                            SHA256

                            d9a6760b2a95c6201bf3244745714a00625397ca009e19c469951f97eca8d62b

                            SHA512

                            dc3c5d7823e28a5bf0ae023b10fef49d94cbc5e576e5ec0497730f799abbeeb08b10b3cf10eaec97e49e03fbed2bd38bfc9006f91660eaedfea7465476a95597

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\efa4173c-4b11-44f6-93a2-b1857707e20b.tmp

                            Filesize

                            9KB

                            MD5

                            07ee431dd76b6f1b3a1064937d76a61a

                            SHA1

                            e4b99d7c1b7b01c6896d658f7696bc46c252f507

                            SHA256

                            64feef8cb9358cb62e88d0cd15923437e95ed3268b6c84757347ea2153c9dc28

                            SHA512

                            7dc001ec853fe64cf9bde73301f80b6f77c654b9826db42389085cd378ce7adbb90ee1e0dda540d1486a3cb76a6bed0759f0a4258eb27d17deb65dbf4fe07f43

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

                            Filesize

                            92KB

                            MD5

                            44e8c6ab554f816d248c7056b251e28e

                            SHA1

                            a34382f67c51e484f63622b09ee02fabf6300b60

                            SHA256

                            24d6c492cfb478dcbcf8d11c9e1e1a20372af7019649ac6691defdba25463cbe

                            SHA512

                            c323501dc40ce248c9608c6565cc48e096ad8ec02848ee5eef8943a872f5f37fdf1464c3a4ca1f3a46c182bec7d6796e6c2ae45b76f03fa8fe7e5f50439b9f6f

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

                            Filesize

                            92KB

                            MD5

                            4e47a27376921349bc0f5adab9150b6c

                            SHA1

                            be6ab1eb87f3ae0bae05c85bc44872dfe028496c

                            SHA256

                            7d450907bef0c3393bacf6a3f574c4774c5027f8b595a15e0b318a52d3596ce2

                            SHA512

                            fe00b199b1dde3c7b9dd4796892620292aec77c182dcf479fc223b1cdc0f7523b55284c969afa635b9898a74deade4ece229e9ef593b7d1d2f7fb5166963e68c