Resubmissions

18-03-2024 18:16

240318-wweyjsfe8w 6

18-03-2024 17:07

240318-vnfz7sdg57 6

Analysis

  • max time kernel
    600s
  • max time network
    607s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    18-03-2024 18:16

General

  • Target

    https://sites.google.com/view/t7uh-scanned-documents/pixel-scanner?sharedfile=chasebank_statement_04_02_2024.pdf&hid=012978624821

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://sites.google.com/view/t7uh-scanned-documents/pixel-scanner?sharedfile=chasebank_statement_04_02_2024.pdf&hid=012978624821
    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:4172
    • 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,0xd0,0xd4,0xa8,0xd8,0x7ffca25b9758,0x7ffca25b9768,0x7ffca25b9778
      2⤵
        PID:2076
      • 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=1520 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:2
        2⤵
          PID:3096
        • 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=1792 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:8
          2⤵
            PID:3972
          • 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=2068 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:8
            2⤵
              PID:2248
            • 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=2952 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:1
              2⤵
                PID:2764
              • 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=2972 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:1
                2⤵
                  PID:420
                • 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=4604 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:1
                  2⤵
                    PID:3120
                  • 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=8 --mojo-platform-channel-handle=4812 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:1
                    2⤵
                      PID:2064
                    • 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=9 --mojo-platform-channel-handle=4448 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:1
                      2⤵
                        PID:1648
                      • 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=5484 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:8
                        2⤵
                          PID:3028
                        • 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=5164 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:8
                          2⤵
                            PID:2224
                          • 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=2292 --field-trial-handle=1836,i,8520023116919740648,11874335924192056882,131072 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4996
                        • 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:2184

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000009

                            Filesize

                            20KB

                            MD5

                            da02d5a9b3b83d3d66aab1bc1b1df498

                            SHA1

                            34a57c2d8da2ceff5b7ac629fa9556183325dec7

                            SHA256

                            46eecce991158bf25656da1ede2c4da8beb98ba5930120678aba4eedd4be0888

                            SHA512

                            989b3631c238ee87aa4ee0f85391335d0cd4e64210ac745a0f707c2ed3bdd1762080f16ca1b821820210151b267d763b542632b1af99bd7001ff9cc30cef6274

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_00000c

                            Filesize

                            196KB

                            MD5

                            813c1b41e435242e7365a4bcd7adcf23

                            SHA1

                            2d25e1564eaf93455640413b95646b3f88f9075b

                            SHA256

                            70cb2151ee4ef83195855d29819491a23c5eafee2e72b7ffd9041b35363d1542

                            SHA512

                            268c4fa1797700a205e37e716c1472592ad6242344645c703ab1ab8d4d68452c3ccce7cdc4d56a0b42d4061bdc793f1c79dffc397f038133387b94b2a1f4051e

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

                            Filesize

                            456B

                            MD5

                            91daf7c8cdca649be9d9bca5a213e1dd

                            SHA1

                            6f5f4e0cd3568a592d2c0413c68dbf5dc0583fd1

                            SHA256

                            a9235bb1e04224d40ad43ed681056de8290940d6f7b6c0c9c753a0caad52f919

                            SHA512

                            6768805ff6b8d9225d13c0168a5b3f7fc327c6b992ac11d3e85b91c2244fd072d93088674ae0ba02a249018047cebf73cb7f6d68980f14ba58ece2df375ab0fe

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

                            Filesize

                            2KB

                            MD5

                            5437d0ac191974e0e72328f5b9a61b4a

                            SHA1

                            6e06239ecae14166771bdd7e952ff6d2b7b46941

                            SHA256

                            ac6993aef6b608f7dd42d965ff201ff930d7e474e3b4e31797e8bfbc0da46bd2

                            SHA512

                            2f0764dd9e65e013c843e9431c6bf562accc17a36b9030803e4363b273d9ad3781fad05fdc37f0736d92a7c68f5afd80e1119c83b825405c096cae7a4da5a438

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

                            Filesize

                            3KB

                            MD5

                            8dddfdbadca34e4e11c44a75edf7512f

                            SHA1

                            2fbf995e338b30b273faf781e120a8faba5f9c3e

                            SHA256

                            e7c26f3f9287cd2531000bb114806cfd3c276d490911565beb585b9ac1522996

                            SHA512

                            7829b8f9662d94be310ae0d779e9257d79a5a461a6fb96c55e9a91e5a894b266aee131d13f530645a0c89303e749d27ed40dd2ea0b74988952f3d32f8576c7a0

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

                            Filesize

                            3KB

                            MD5

                            a86350615455b0551cc1ecbc499e099c

                            SHA1

                            b5a39388e6eab97f1ab28198c71523e781707fc8

                            SHA256

                            ab3d6e5880793bc3c4c3c65ad4125496d4e8e3767c929228d736890e4f3d9bde

                            SHA512

                            352225607a630425516a6419dfbb03a44c075c5fa0e2adaaf8cc6b4ae5442173b33695dce1fed14bed597138e2409e3e68548c57be96cb76cdcb9cf2f99fdf28

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

                            Filesize

                            703B

                            MD5

                            d84c0b45afe96bc43a4400baf9c5e14b

                            SHA1

                            4a96119482e4570f74fa2d00c1a62ea920093f12

                            SHA256

                            e8c91dc2b6dda8f2b873cfe27e83a7e2d1b21c6db3304196ea471590f383c3e5

                            SHA512

                            06544e30c7aed08f8cb360192356e7170fb5cc40ad7fea73a3f5d975228fd80c74d8cf1079793a375f31279aab0271e67da493820e83cc5d639e53071e2d8cd3

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

                            Filesize

                            5KB

                            MD5

                            092767b5798a7beb628a16665026cbb2

                            SHA1

                            8cd870926ed53912f4e467b0051df774c752e14a

                            SHA256

                            e5f4d9ae2ff13b9031dc5e8625e5360032e447a16a53f8f1407aa2f94933c109

                            SHA512

                            619334ca6450385d7982e9fb3b4ede6e52411aa81f8780ea96e9bbf2cf6371dd249b01bcacf26e7e99ece57c8c58bbaf618199193d47f63a22f7dedf327e3c39

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

                            Filesize

                            5KB

                            MD5

                            d9ef6ea2108d4e707db526764370f4f8

                            SHA1

                            9454080a12789896d1534b879cb15962c8053255

                            SHA256

                            d43ba98ee7ea272b1e830ca4bde02d4a787622c5fb2e7783beedf408746d8b8f

                            SHA512

                            6eedc71e1a8ee3fc4e4a023c3cc1086ac81237cc3dd410a0511bf7d5c6fba5a44c9dcf7ee4b8d724f841d856744c8e89d8b800cafd9fad1bb14296746a340c42

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

                            Filesize

                            6KB

                            MD5

                            0f8b95319c6ca8f39891f98f8116c65a

                            SHA1

                            66d57e18ade4e2772d1e9a09df6a3a16f69da304

                            SHA256

                            dec320cd5e146976ef9eab96fa5f4d55d1b7f6b5ae0e34ed5012e37fbb58e617

                            SHA512

                            8b45b9d525725e242bc8fa9414b849c192f02e019b45779c095947b2cb4db634a84c8df986a0441c2b4888e6945e603c91295f47da3a414e3cc4746c287c3366

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

                            Filesize

                            130KB

                            MD5

                            be25f9fc9f7744634873cdd082b6f515

                            SHA1

                            619ace448813c208a7e5b16b731d8df9ef0e68f8

                            SHA256

                            d1336a026083e96c783db203d41e16c7a623c04f8aef72de7d61d14ca759ce09

                            SHA512

                            b8976f7a82135e9f7c3a153b21ccbdd1d22caa11a97d349e19c49595c5b843e5935cf07c62dac7786c0076ed82362095b80e3646795b0d65a793176adf117677

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

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd