Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 19:50

General

  • Target

    4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe

  • Size

    562KB

  • MD5

    d19d9969fff77acc5a5778db30a47161

  • SHA1

    153cc2f2e1e8b5178f1de57fe588589c62fbf8dd

  • SHA256

    4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01

  • SHA512

    b1912cb7f9aca0ffd948089eb48693f14545272d3e9bcef1ec851234ccf95385704d68084b6f37e2055f754cbee484a889b652a2b50fc74a57199588334a74a4

  • SSDEEP

    6144:59TuJEvj1UuBYWqkpUbmZDhuN7141r0HiUZSxcApGza:fTj1fYWqkp4mZ241AHBGcAMa

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:3360
      • C:\Users\Admin\AppData\Local\Temp\4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe
        "C:\Users\Admin\AppData\Local\Temp\4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4884
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a733C.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3740
          • C:\Users\Admin\AppData\Local\Temp\4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe
            "C:\Users\Admin\AppData\Local\Temp\4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe"
            4⤵
            • Executes dropped EXE
            PID:1480
        • 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:3400
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:5024
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1260

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        573KB

        MD5

        c2c80a41cb9387d9d27524b8f4bb22ec

        SHA1

        a3a3b8c7608f89495665bbbfec8bf2e685da43b7

        SHA256

        d08b5e77a45ae98f1aca81c23580ed7be298f0dec7a8c84e6db7bcf6775779d7

        SHA512

        b6c3c4f725508afd04646a1bf61bf6171d74ad58de794fc6b10f09738a128f453966b540d583705d8f5eeb08cbed2249163d0b5d80ef795d0ed34d4453b8ba98

      • C:\Users\Admin\AppData\Local\Temp\$$a733C.bat

        Filesize

        722B

        MD5

        7124b880c16bd2644866b632f753e5fc

        SHA1

        c37905bb337be634f156971318a599b5fc5bdfbe

        SHA256

        4d3edcdce3f5ea75beaf8d048c6ef372b8fd5955ada4f6da5f032e09b4355556

        SHA512

        db97def2019065830caff75094e6ae911e94090a65a752d179c2c9cab54c4e8a2160794042be4a6eb9f4a3201ced54027d11515d3c4dd267e108f54f9721dc62

      • C:\Users\Admin\AppData\Local\Temp\4acc8629d16cd0f0fe869b82e4ae6d519353e299afd4aaf602afef675d152d01.exe.exe

        Filesize

        533KB

        MD5

        500f306e161d29a49d47eb046633166f

        SHA1

        abad3db52ce0463237ca1785545541399075ade3

        SHA256

        b4d783e2f40e9b3a4da806762367f5e890d5ee8558361aea57b966bd2f891a63

        SHA512

        fd6fa6af86746866495b07e999cf280aba18c13d1c11ad53782c6515760f5d418ef4d683a3607f842320e853c8ff5e49ad17d7c60b863a910f7885ac8e9dd4ed

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        886eb3bf6157b45d4a041e1e32608c70

        SHA1

        f476a007366ac0349789b0e803ec46be523f457a

        SHA256

        a0e9eac517b54fe732db8bf9ceeb76c64a43e2e53bfd18b5a4ab0f8475f3873b

        SHA512

        6e978385b23d3054695eaf2209e92591a667ccbde747f69cb63ae28f2db3a362d136bf16afb41ceb8eb304161cc698853f9cb825a26cc683e9a693d07c190fca

      • F:\$RECYCLE.BIN\S-1-5-21-983843758-932321429-1636175382-1000\_desktop.ini

        Filesize

        10B

        MD5

        34c7bf8c1e8aa0e76a1cb36da6f3c07f

        SHA1

        93bff4db65fd067f94ca08ce2654a2675925b27d

        SHA256

        89ee7da24a1550d124e7ac206a8d49733f819c098eebf27b8c7f28e931a09f53

        SHA512

        ba8fa54ac2e6eafb524f14c7d286d9910afd808ec561c933af8b72a9cdb813e0e7777dc04a9dfdb6c985f27f123ac34a19782d6c0e734f8ab4e9860c9033139b

      • memory/3400-42-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-19-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-26-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-8-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-1003-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-1166-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3400-1179-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4884-10-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4884-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB