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Analysis

  • max time kernel
    1800s
  • max time network
    1690s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/07/2023, 20:04

General

  • Target

    https://www.dropbox.com/s/dl/2lp810ujkbrwovn/ThunderBird.rar

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 37 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.dropbox.com/s/dl/2lp810ujkbrwovn/ThunderBird.rar
    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:3424
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffcffec9758,0x7ffcffec9768,0x7ffcffec9778
      2⤵
        PID:2212
      • 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=1732 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:2
        2⤵
          PID:708
        • 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=2124 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:8
          2⤵
            PID:4084
          • 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=2224 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:8
            2⤵
              PID:3856
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3192 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:1
              2⤵
                PID:1860
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=3172 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:1
                2⤵
                  PID:4864
                • 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=5208 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:8
                  2⤵
                    PID:2492
                  • 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=5104 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:8
                    2⤵
                      PID:316
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5148 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:8
                      2⤵
                        PID:2384
                      • 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 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2384 --field-trial-handle=1872,i,12806669805245023754,286348383637405689,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:776
                    • 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:1460

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

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                      Downloads

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

                        Filesize

                        1KB

                        MD5

                        208dfcf29256562ec52b371444dc96cd

                        SHA1

                        87e00f5efd7770e88be0c7656caf88dcb43c4b02

                        SHA256

                        f7d1a511032ea8d617930b94ceb7926e80d595ad11d1b033e15b37324adc8057

                        SHA512

                        a2e3eb5d6e55df16e2b37e713a6ee21526ce15b0ba852cda21c677002981b79bc4f341b70ed5fc5da92c6337c784687da5767107e34e28c6ce3c37fe57af488b

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

                        Filesize

                        1KB

                        MD5

                        fe8ad7a3325e0b2e1c124d2a9b5c1028

                        SHA1

                        e5660551f7aab71e2e18c476dfe6e4fe6447ef69

                        SHA256

                        ea854564cd4edd8269c640cc860a930cadfa23725f4ea5b2cb2227fdbd979029

                        SHA512

                        e102d25c91580d01306ab6f621bb12e119efb84a97ab55bcc3addecdd177452d759abf7349002c00099b8a4d82ad308ec37e145e14c62bf2de20fd75b4757b69

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

                        Filesize

                        705B

                        MD5

                        7840728407939ef454867c6c2b53016c

                        SHA1

                        6988436041262879debdc274f4494edee0e484ce

                        SHA256

                        dfe95cdab38ef554be5a77039ce0ed6fdf9319b41aa6e6ae04613c7186f465c6

                        SHA512

                        158e0a72698d453c10d18ff522da06f468a65178fdc30903fe7fb19028febad1466b876b45179a6f5cd5ba3cac9a5ffd91c53e0cdafc4850903805bb30887c7c

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

                        Filesize

                        5KB

                        MD5

                        6700ffdcd6d724d4d5c9bdfabed04bdf

                        SHA1

                        449e28c1b4275bfd2f943f7c91f3aa15966b6728

                        SHA256

                        336147e49dc518021d3488e18690bbdd0001f42f423aaa4fc7311696ec7f74e2

                        SHA512

                        875fb9c4ab0b142ed2be27fd529fab1494ccf7c636d4821d193242ff2983a2a4d0b3208b717c1958281e7cdeeee861fa3e50d23f7a40a1d1c80dfaf848d3c102

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

                        Filesize

                        5KB

                        MD5

                        ba5b2f369ab8082a26ec208cbe632141

                        SHA1

                        656d69a0ab6f7e18c3983516a41cfd6671a08d8a

                        SHA256

                        c235bb8aa086fb0b36803d1ddbe0b23cf37c5c4df927bcc553efdd5f5a1abc97

                        SHA512

                        fa1c392b6c86ec07c08b8fba355d0fd043bb683344c7a92815fd3f7144275d69988855442576f71202287648a0624fc9d151b61d42b17efb245c1a7c60234a72

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

                        Filesize

                        5KB

                        MD5

                        fad1e82fb9cb118565db867574a80955

                        SHA1

                        b44245f325f776f4bb16e2e3810fce33623d08fb

                        SHA256

                        10d559000dc554467d444a55644635d504baf6207d4b063ca21d4ccdc5f9b2c1

                        SHA512

                        ad4695bc90e7069cafe0a25712b7c63a8e7c6207c67215480de6eea118d6b2943542b7f561980a9093538002e9cfe3636f93975595e2e730bfa6efebfd0f7cf6

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

                        Filesize

                        87KB

                        MD5

                        7e74274a1a42df54c0d6a5c7aecaf066

                        SHA1

                        22fda210c637a2fd1ee846f69040551b90fef763

                        SHA256

                        d93a98f3208579dcd86c53539523cf5ff30ec9864d656fafec878fbf750f1b7e

                        SHA512

                        bcbec3ddafa2d0586947accba6aa2a2481b389df4d342b72d78db0fc4927e584ef4976cf9d7df911f474584a82d990d1b9563969600c0ce2fc4512e11029fb6a

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

                        Filesize

                        2B

                        MD5

                        99914b932bd37a50b983c5e7c90ae93b

                        SHA1

                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                        SHA256

                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                        SHA512

                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                      • C:\Users\Admin\Downloads\ThunderBird.rar.crdownload

                        Filesize

                        16.0MB

                        MD5

                        4b4f0de594a228dc3af6daf1cefbe34e

                        SHA1

                        1668a457a86ef4cb5d6893f401ca94d0914ea522

                        SHA256

                        8edb7700c5546aa3eab8234a6015d719ba912d198dd70335fbc5cb1e58ac814b

                        SHA512

                        355bb9f4fe044aed94d1ebdcbf230a7d5823d673a477054d2086e66e3a76ffe6dbd858eb5b82d99a1a998bdcf2946f24e67ad64757fb05926e484517e6295664