Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 00:22

General

  • Target

    NucleusCoop.exe

  • Size

    2.9MB

  • MD5

    93ab02f4443af32a0cbf4349cae331d5

  • SHA1

    c02b792d5c03fa5ec1436b62c145a03925d42ddd

  • SHA256

    362a74e9ee98dcf44b26d2af94d14db0234253690e5aff4849735d30534fe73a

  • SHA512

    19fccc2393a3574ea807434a58fda638886aebb1addaaf85e7182871c054fd4767139f8f8444dc2f9e42cf5495f0cef60e57e310883fa90035a43f737931fc8c

  • SSDEEP

    49152:zaLIRnkyRnkyRnkXRnkLRnkERnknAonN:d6y6y6X6L6E6Ao

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NucleusCoop.exe
    "C:\Users\Admin\AppData\Local\Temp\NucleusCoop.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://learn.microsoft.com/fr-fr/cpp/windows/latest-supported-vc-redist?view=msvc-170
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3684
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x100,0x104,0x108,0xfc,0x10c,0x7ffccb3c46f8,0x7ffccb3c4708,0x7ffccb3c4718
        3⤵
          PID:892
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
          3⤵
            PID:2148
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2096 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2684
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2836 /prefetch:8
            3⤵
              PID:780
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3384 /prefetch:1
              3⤵
                PID:4840
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3392 /prefetch:1
                3⤵
                  PID:4332
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4632 /prefetch:8
                  3⤵
                    PID:2152
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4632 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1000
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4988 /prefetch:1
                    3⤵
                      PID:544
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5124 /prefetch:1
                      3⤵
                        PID:2536
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5224 /prefetch:1
                        3⤵
                          PID:3612
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5364 /prefetch:1
                          3⤵
                            PID:4436
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4556 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:788
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2092
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:752

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                            Filesize

                            152B

                            MD5

                            ce4c898f8fc7601e2fbc252fdadb5115

                            SHA1

                            01bf06badc5da353e539c7c07527d30dccc55a91

                            SHA256

                            bce2dfaa91f0d44e977e0f79c60e64954a7b9dc828b0e30fbaa67dbe82f750aa

                            SHA512

                            80fff4c722c8d3e69ec4f09510779b7e3518ae60725d2d36903e606a27ec1eaedbdbfac5b662bf2c19194c572ccf0125445f22a907b329ad256e6c00b9cf032c

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                            Filesize

                            152B

                            MD5

                            4158365912175436289496136e7912c2

                            SHA1

                            813d11f772b1cfe9ceac2bf37f4f741e5e8fbe59

                            SHA256

                            354de4b033ba6e4d85f94d91230cb8501f62e0a4e302cd4076c7e0ad73bedbd1

                            SHA512

                            74b4f7b24ad4ea395f3a4cd8dbfae54f112a7c87bce3d286ee5161f6b63d62dfa19bb0d96bb7ed1c6d925f5697a2580c25023d5052c6a09992e6fd9dd49ea82b

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                            Filesize

                            144B

                            MD5

                            6e9103a33f205af7ad6196966878d48c

                            SHA1

                            0c0b983ebabf4f377ac6f1b33600b02c241661de

                            SHA256

                            5b2f47f7639f00e32b38edad7e260b1839391ce9f47e998026e0d4a55ad444a5

                            SHA512

                            6a24c070232778c76b3beac955c717260e32ce483ce10092e8733821e64f1a5755d17dc4354d532857340ac3fa7f27353ae6a05cc3543e27f5cbc29c6b4e8609

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                            Filesize

                            437B

                            MD5

                            05592d6b429a6209d372dba7629ce97c

                            SHA1

                            b4d45e956e3ec9651d4e1e045b887c7ccbdde326

                            SHA256

                            3aacb982b8861c38a392829ee3156d05dfdd46b0ecb46154f0ea9374557bc0fd

                            SHA512

                            caa85bdccabea9250e8a5291f987b8d54362a7b3eec861c56f79cebb06277aa35d411e657ec632079f46affd4d6730e82115e7b317fbda55dacc16378528abaa

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                            Filesize

                            5KB

                            MD5

                            9b4b6d1f31fa4a506505e7bd43b9bf0a

                            SHA1

                            18489ddde2cdc0ad72c8cf55a8adabd1bf4535a3

                            SHA256

                            31cc8397692215eb2d082a604595b2838504fbb8e9aa610c45db6c99146e88c2

                            SHA512

                            66a71f575702cd06e35c3db041809346de802d7bbd124ebcfe9287d24215df2f3ae20509d55d9786088955da5f1e1103588324040012f16c0bf43494aa9d523e

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                            Filesize

                            6KB

                            MD5

                            eadb88f992f160c39a4d176fb7d68595

                            SHA1

                            2b0cb03976777eb9808f9e5f599ecfbd46502036

                            SHA256

                            fad7d3547a158d1f4ff9e4c92c8428687bba23593626e6ff4b82f888e6bc978c

                            SHA512

                            06c7ea309d74f857ad0d2a29861574000e3828ccf5732a79485de5a627320c5969183bf58a354f63185ebc62887a11b8bc23f8b2b3f640db95792c2a17d53ec4

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                            Filesize

                            11KB

                            MD5

                            59e5034b8fee91b8263812400dec69ac

                            SHA1

                            11627568109553a88fe8ea6a16efae10a13a9fc7

                            SHA256

                            5043a970bd07a0fbcd20d409793143e2b1a998301960f1c58378a3d02a646e4d

                            SHA512

                            54b7de1d77fb84398f790b2f9aca3028020617421d269bcd803f391aec1463e6dd352bb2c17a555ac544cedb469adfca0a84aeebe8d4b88489324272f6caa03c

                          • \??\pipe\LOCAL\crashpad_3684_PYFJAXTUOKOSJKUX
                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/4884-0-0x000000007482E000-0x000000007482F000-memory.dmp
                            Filesize

                            4KB

                          • memory/4884-4-0x0000000005F70000-0x0000000006002000-memory.dmp
                            Filesize

                            584KB

                          • memory/4884-3-0x0000000006520000-0x0000000006AC4000-memory.dmp
                            Filesize

                            5.6MB

                          • memory/4884-2-0x0000000005AB0000-0x0000000005F6E000-memory.dmp
                            Filesize

                            4.7MB

                          • memory/4884-1-0x00000000009A0000-0x0000000000C88000-memory.dmp
                            Filesize

                            2.9MB