Analysis

  • max time kernel
    214s
  • max time network
    214s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10-06-2024 11:15

General

  • Target

    https://drive.google.com/file/d/1thJ3r_goEZ3BA-wE8sNYbGUhGv6gTnXz/view?usp=g2a_refund_exploit_440439.pdf

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://drive.google.com/file/d/1thJ3r_goEZ3BA-wE8sNYbGUhGv6gTnXz/view?usp=g2a_refund_exploit_440439.pdf
    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:4496
    • 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffbdf1a9758,0x7ffbdf1a9768,0x7ffbdf1a9778
      2⤵
        PID:4660
      • 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=1644 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:2
        2⤵
          PID:1380
        • 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=1932 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:8
          2⤵
            PID:4812
          • 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=2080 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:8
            2⤵
              PID:1364
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2880 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:1
              2⤵
                PID:3256
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2900 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:1
                2⤵
                  PID:1880
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4624 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:1
                  2⤵
                    PID:3320
                  • 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=4400 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:8
                    2⤵
                      PID:2768
                    • 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=5212 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:8
                      2⤵
                        PID:2804
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=2036 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:1
                        2⤵
                          PID:3808
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=5212 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:1
                          2⤵
                            PID:2856
                          • 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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4980 --field-trial-handle=1784,i,12049908283493684825,525524231122749238,131072 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1136
                        • 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:3108

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\2864bbfb-d7bb-4cce-83bd-1ce69df602cf.tmp

                            Filesize

                            136KB

                            MD5

                            b69badb3264e16fc6a16d3efc71e7e56

                            SHA1

                            e9337e9a88e7581bff90e4ed70e17e8a66cd3417

                            SHA256

                            76abd075aecddd8a5b523886d7ebfad427ca10a2e21b204a35c0b0ce8c3b1bf3

                            SHA512

                            78d30bd1facd931057c2d94d3cd0e24c19838cd4c919255d5a6f3ea89af27ed26765e5850660d7e07a12db4a9295001337c6caa5897ba623bd8bf8522d2c0772

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

                            Filesize

                            288B

                            MD5

                            fb4484cc9925377ede2073ef2fb46fd0

                            SHA1

                            e484bdfd85df84c7a8d9c9b89e660f588e3e4177

                            SHA256

                            a9f38ef6c7d15a2cb9d7e0a1887961c62befe1ea79028c8d4b7f705833b8e865

                            SHA512

                            13e9bf839e7fc1609d5cc4901b9995555a793c82f9a280900cded530335b150f6017552c125b02499812cf7ad188c36c1939d4c5d8680f789135e31c064e7df8

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

                            Filesize

                            3KB

                            MD5

                            fd43ee5e2a7e341dcf550a8e01a91972

                            SHA1

                            fe23d0e77336d34c3e7508f060f0246a4df3f4df

                            SHA256

                            437aa4a488c42ac3341ecd5eb531f1661790c000762aeb3819e7bf8b4c000544

                            SHA512

                            5fe82ac8a1b56ae04e5adaebc4e7685a4d2b07ff5279530fb9ded7610f72b3b17d15e8406507d9f9c522dfba713e08d58e9a5029b4286f7aef57182134c881e3

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

                            Filesize

                            4KB

                            MD5

                            edcc2ee9b7eaead472413595f9d15af1

                            SHA1

                            3b82cb4d80620f590694d24d9d42430812bce03c

                            SHA256

                            a678991c266b2a1d5e9b753067ef3403ac16b9324eb5a0093686b8a9b7806568

                            SHA512

                            93f168bfd6c38ed8038c69da5104475f54c240b7bbcdd99b54e8baf8303689c5ab419a499394a90c036e41962285cb57621a15a07ad7bfe1c2ef0e87ab6cc361

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

                            Filesize

                            4KB

                            MD5

                            34e95c5da1a4f39addf1e8c78ca2ca1f

                            SHA1

                            3d9cd66123c1988108cc1e08a878a2248b9c0240

                            SHA256

                            92d6e6080e637e24235e9429bb0f43033008e646bca6ab80db504741f673b3ca

                            SHA512

                            09130454a1f457e558fa3d878e7be3af926e3cfcfd02a7c56376b372b885275af46d959caa1219af251405757b7fd0f1a4153f430d603c80e6ae51b8f2ae7d2e

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

                            Filesize

                            1KB

                            MD5

                            cd3f46820c59e93f424e77c5fdd6dd83

                            SHA1

                            77ad9e8090d723458f5ecfdccace451efd693fd6

                            SHA256

                            4a72a5b88426cbd905ab7cb0cea3c88a1b4dc93adea8c72a8f1fef319d2f0d3c

                            SHA512

                            e7a193a166cc7c424ee81ccf885299b9744f220b4afc00ea94d4aee67799bc584d0996a3c80e34486fdc5ef1d66dff73e86a9e98a174aa2feb3e11ccc5d93488

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

                            Filesize

                            1KB

                            MD5

                            b36da63b9679a43dc1fd1a8545a25afa

                            SHA1

                            007bf717985ef6e620de9df48eb09c62a7f396ba

                            SHA256

                            5625cf65abbfb392490a3a022f35455f548c621657176445357cca35b15114ea

                            SHA512

                            8e24e9b227e88556b417c04c39f7aad8e60bda5f7b0d24c80cae9532f2eaa6e216dc2e12729254aadc1c584512c0cca0589fd51559d586a8a46e7036a05de75a

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

                            Filesize

                            1KB

                            MD5

                            4a2fcd876d47813928ce3081e2f55dab

                            SHA1

                            596680e0da429c2dcdb4e69f8b8dfe1b4afd8c0a

                            SHA256

                            6ea7fcfd5e63e30ec030ac29b20b5da44036af78d55356d3d29835d62409a070

                            SHA512

                            290c0cffb2d64e807b0c21bf9df70a9202abd6df8e2195c2a306d4f215f76928a30c3e222606699608eb711e52e10f6ff5c55b56665b594cd4952fb50c4f1347

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

                            Filesize

                            1KB

                            MD5

                            13608a71f0e9551de547eda8d14a0db6

                            SHA1

                            a000fc4be7502e796f415e5730e6ca7e0244d882

                            SHA256

                            5c682eefe120269a23aca39b1a9bdeb785913f7129805fd7784c7431a3b18924

                            SHA512

                            498f1b2c671f5b0143eacc61d05a562eac9f2b73b0b1721710fc2acde4b8a25facde67f36b8a0435122ec5c9afbfbbc074cff2b40e530aae61ec4f3954efecdf

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

                            Filesize

                            6KB

                            MD5

                            44edea365b48296b79b20553c8fa1ecb

                            SHA1

                            4acae133e378e46f06f14ce48ad6729c2d32b0de

                            SHA256

                            c3dcda9638254f57b4368e9ae981ec9c16ce4d54dc63db99d410f35bc198f80b

                            SHA512

                            de55f4f60868abb3aa8fa279a3d967deaa7bcc3c4f162048ea72d1d5ae9191786b91bf6b703c060610f79124de5413c217fb9d4acf65b391107900e3ad96acd8

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

                            Filesize

                            6KB

                            MD5

                            2c26e472447b2b7e50ed41b067f1558f

                            SHA1

                            e59ad314f9c48de06d9fa18a65c780f4b1736252

                            SHA256

                            0ad850333bff3c1e4ebd20d6e378590036a6ad4c83b1ea3e226f40e09b2e2aec

                            SHA512

                            06d342a4f851006e9b8ad9d7e8890abf8cc9dd59db284da388de51ac37b7c1b5f08675ff5398ed3d52ca18a81ea0d175734deda1a8029cd6fd2036c9ca82f73c

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

                            Filesize

                            6KB

                            MD5

                            7a61c33ad375ba2f3e1fd815b885aa48

                            SHA1

                            08cfe06e3a0be895fe5784567a27e48d8e23a347

                            SHA256

                            617763e10a328bb440f4bba8d876f605eb4481c75961c38b72dc854cffb036e0

                            SHA512

                            d70da1b6c19db49baf9fec9f63fc592a400f049b3d759d1ab5805a0d08b18b480799d85de135b10571a4f9bb6249575e425f2afff3b4e805142ea632a060fd87

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

                            Filesize

                            6KB

                            MD5

                            2fcbae3f6512a1078edd74da4ce460b6

                            SHA1

                            28ea297b9ba944ea93a998481eecd0ee68f2c730

                            SHA256

                            7d91acd4bc09a63402693cbbf5a46cdd965be744c68e474d3f86cf1ea855c16f

                            SHA512

                            0e249c55ef5aa4acca6e7858b54a76cf2c61cd49ed979b9bc0b605742794210ded6940acb7fd304801401781d5ff184e661fce67a867851e804351e35d699461

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

                            Filesize

                            136KB

                            MD5

                            839404d27c1b5722e269a083aa511496

                            SHA1

                            0834b84bb7bbd27d434d48f230c48a7b58ac3af0

                            SHA256

                            3ed232cac49a6bdd546d88611381583053622f1f7781eb9c4af0e663c5be8ac0

                            SHA512

                            b0d2f214ded7051ed20ec986e41aeda5d32d32683cd181e57adf1f15e9131200e144e8d165e90a56bc91ddd22193c69753499365d2e2d4967cd72bd5afd8591d

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

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd