Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 07:50

General

  • Target

    c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe

  • Size

    3.2MB

  • MD5

    6eb9714eeab6ff694206677f5a3a69be

  • SHA1

    415519d6501fc71d151d49f70e9f63ca0e1f5112

  • SHA256

    c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9

  • SHA512

    280fd0eaf96de96df14dc08f3c36432220a9b50e984bdfa9a079bc4bc67d2c9bfee6075f51f1c3722e05aa73415ba442680cf28392d575b0d428658f1f7bcbdc

  • SSDEEP

    49152:bb2VhvdGARh7ff2ABgJM4HFIbcSjH3CC12PqBt/1rtB7Y4mVZr:PaUABizC129Zr

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 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 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3528
      • C:\Users\Admin\AppData\Local\Temp\c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe
        "C:\Users\Admin\AppData\Local\Temp\c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:5004
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a48B1.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3692
          • C:\Users\Admin\AppData\Local\Temp\c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe
            "C:\Users\Admin\AppData\Local\Temp\c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe"
            4⤵
            • Executes dropped EXE
            PID:4376
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4032
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3520
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2628

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

              Filesize

              251KB

              MD5

              3afb0a99a585090f3ea9e1b0ed7e7f0e

              SHA1

              224457aa6704589cd6868be365ee643f27f5a3d9

              SHA256

              4cc2c1deda69affa709fe6f719529af9702221e31b5a429b3beaea6d3fb56b48

              SHA512

              772c57756de3a01373d24b97bc93e206980d29f15400be2a10acb749cd973533cb794d8baf1b62c2612f22e35a6c76770a9ece57b1a9bc3360f20e76e0e6dd95

            • C:\Program Files\7-Zip\7z.exe

              Filesize

              570KB

              MD5

              b88e4ddec0fc52601327fbd5e0943f69

              SHA1

              10b5ccddc611de7463cc53134a36d4b2ef8abfd7

              SHA256

              0735c1013c26b7f927fc679e7d5208447b57b1b088b64de06456621aab7fda5f

              SHA512

              ba4f1e5a33408edfe77f3c67685a12cccb31c698e283df149cd83da2560c2ead249b688906427ad1774b1252fa1de70eaf0c2f00ca0b2c14d2e2bdbf0becefaf

            • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

              Filesize

              636KB

              MD5

              26f10ae795ba6df10c2779f4a535b449

              SHA1

              f00986886ad07550c909b9f02b7b3a9c310e8b0f

              SHA256

              996761040fa3726dbdda9dd94f543e7d0f26f58b5c7a122e900e56b2dacdc7b8

              SHA512

              5f5ea3a050876256571610eec85456ac6b3469ddaa10a6c62d621081718cf8eeedc21cf6381c49c835c6b61690b7c41107b357bb14c044ace1dfe7f827baa93c

            • C:\Users\Admin\AppData\Local\Temp\$$a48B1.bat

              Filesize

              722B

              MD5

              44fd5dd8e0db2650329623a95051d600

              SHA1

              0e6a7cdccaaa7420087b6432edbfa5320042f002

              SHA256

              f75a9c94aa7fb081aa4a501379cd07f7e92d28fe9398d7b45d84200277e655c9

              SHA512

              484597f7dd0ed52351f5937b8d23eb7f5a2e7603ef06cc33c930dee0cf84d7eae3fff65a353a869bffa42e993d39d83e02c8c94ba8a879d6546cfb606a35babe

            • C:\Users\Admin\AppData\Local\Temp\c13b4067036413378d6e9160da1334e07b6764eeedeaa493dd0752f411fa68d9.exe.exe

              Filesize

              3.2MB

              MD5

              3aabfd85c241630d864ed82613be79f5

              SHA1

              e877b134abff2d012a25d260cbc235ee84fec481

              SHA256

              c73562f2e2ab7324b17ce8768a8719bbc1b95712b2302a38130789ff1b691707

              SHA512

              9a16d61f57f8e9d5c1640ebf5a20ae0665f168efa603bd58b6260d70b5a7c6e7349c3d3b92e24b7a6d6304c00d89ce51cb97c4e45dedd8c14f87b9eff9110c2d

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              bd55572fd78af91db4f5c93bc55b1b99

              SHA1

              f02698dcc1f4f824db7166bdc4aaa176dbe58192

              SHA256

              c7be6682c3aaaa2e5aa4c03974b015a46b23af820e24bbdb860647974abb6387

              SHA512

              14998a98a48077f4e7b039367a9caa674531fdcbfd1b564cc17aa41961d7651f55b59511ad75a9152408d53a11f6126fe2db8ede1eea2fc0477ece4c7a019842

            • F:\$RECYCLE.BIN\S-1-5-21-3571316656-3665257725-2415531812-1000\_desktop.ini

              Filesize

              9B

              MD5

              304501c003da3bc5756aa53a757c30cc

              SHA1

              94dfcea0ef17f89b3a60a85a07edb4c00170cc1c

              SHA256

              9f4b03cbd52378f329bfc7088f8242bbc1a0a2754bc2f8a40e3b74e0dedecd6e

              SHA512

              78cd3c2cb4cb66e41d8947e1231256c2043d71c77f97e92915e938a6c1d9a8c003512027d98bc71bf582875d269e5fbe6e134f57b25f5f79fe16f9a412387dc8

            • memory/4032-27-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-33-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-37-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-20-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-1232-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-13-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-4810-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4032-5249-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/5004-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/5004-9-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB