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Analysis

  • max time kernel
    189s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 10:46

General

  • Target

    c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe

  • Size

    106KB

  • MD5

    6c55f1cdd2ec67568a8b2e7222951149

  • SHA1

    422c7f0655a7ceff4860b7031efc48dfa4198098

  • SHA256

    c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e

  • SHA512

    8f008b4e928f41d984d9e4acaca2e526422430afa73dda0aa249c8c430cdaf0fd69e97bd70d2bd8949b98023b3d8899171db9242638e8e032a91e6ccd5b46eeb

  • SSDEEP

    1536:27qnkAQtSaoGo5n4iLG0/WM6HGHSaYqemmjxi2uC+ysafJzRKUrawr55WYsf:nCSjGoLpWM6slmjxNu4JBzRKUrag+f

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3092
      • C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe
        "C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe"
        2⤵
        • Drops file in Drivers directory
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2928
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5028
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4952
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3AC7.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4996
            • C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe
              "C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe"
              4⤵
              • Executes dropped EXE
              PID:1760
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • Executes dropped EXE
            • Adds Run key to start application
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4892
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1396
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2016
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1116
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:648

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\$$a3AC7.bat

            Filesize

            722B

            MD5

            d46ce00a83ad194ff71b1f85abf67616

            SHA1

            9e67fab5235c1dfbe88e1311feb976d96b6e2f33

            SHA256

            b442394190a68ec63ab5bd1f428e174364ddc80861d34acd84f9aa59fd8f228e

            SHA512

            78b1c147e358b07326f2c8fd981003a4b2780b0ca979cdaade92dfa27d6ef78b181b5ef6a561a3dca1123c87ab125693fcd0e98523c86d32c877a4149fc5c822

          • C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe

            Filesize

            13KB

            MD5

            1ea4fe4ad39736382af117487b7a7beb

            SHA1

            8ef35237d698ffb6934d79e9a1cc6c1d9d0bf853

            SHA256

            37ebb9e2a2675b32788ffa4c16728c49ccbda7998f3c97b1d2ffe4fc1f15a1e6

            SHA512

            78848e2f2e68416986ffea3839bc5955b912ddfcc9d259af1bd83006722e0d0404eb3bce78f8c2cfb7a40ac70b73b31078fb4f6d541baa9b4a18726e5a803652

          • C:\Users\Admin\AppData\Local\Temp\c45650e5fde32af262f2ab4606998513b70b63850293b51795e190a6a6ac463e.exe.exe

            Filesize

            13KB

            MD5

            1ea4fe4ad39736382af117487b7a7beb

            SHA1

            8ef35237d698ffb6934d79e9a1cc6c1d9d0bf853

            SHA256

            37ebb9e2a2675b32788ffa4c16728c49ccbda7998f3c97b1d2ffe4fc1f15a1e6

            SHA512

            78848e2f2e68416986ffea3839bc5955b912ddfcc9d259af1bd83006722e0d0404eb3bce78f8c2cfb7a40ac70b73b31078fb4f6d541baa9b4a18726e5a803652

          • C:\Windows\Logo1_.exe

            Filesize

            93KB

            MD5

            4812c27e497de8c92c4a81863796caae

            SHA1

            392223229195aff1c13383d87e2650288091cda9

            SHA256

            b34edb82a325d51d912bdc6fe03bbc17fe7c3bf6a5bf830882197c81ca61b41f

            SHA512

            949016e5a7fb80df83876cc7d31d71b70cd1c1c7e576eb33de8922c4f724e52f93886f3fdb54538fdb94aafa387203917f4f78590f0e8d14e8b1a3ce24a7787a

          • C:\Windows\Logo1_.exe

            Filesize

            93KB

            MD5

            4812c27e497de8c92c4a81863796caae

            SHA1

            392223229195aff1c13383d87e2650288091cda9

            SHA256

            b34edb82a325d51d912bdc6fe03bbc17fe7c3bf6a5bf830882197c81ca61b41f

            SHA512

            949016e5a7fb80df83876cc7d31d71b70cd1c1c7e576eb33de8922c4f724e52f93886f3fdb54538fdb94aafa387203917f4f78590f0e8d14e8b1a3ce24a7787a

          • C:\Windows\uninstall\rundl132.exe

            Filesize

            93KB

            MD5

            4812c27e497de8c92c4a81863796caae

            SHA1

            392223229195aff1c13383d87e2650288091cda9

            SHA256

            b34edb82a325d51d912bdc6fe03bbc17fe7c3bf6a5bf830882197c81ca61b41f

            SHA512

            949016e5a7fb80df83876cc7d31d71b70cd1c1c7e576eb33de8922c4f724e52f93886f3fdb54538fdb94aafa387203917f4f78590f0e8d14e8b1a3ce24a7787a