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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/02/2024, 14:39

General

  • Target

    62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe

  • Size

    1.7MB

  • MD5

    331e5d0e12e687832fef76d1d527088c

  • SHA1

    5eafdc333a6920df355e2efa7264aef1a1d9bee2

  • SHA256

    62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6

  • SHA512

    283f0a4c593a0dc08b596be1695291b409b76417709827e551e16d1f130cb2a8e4824a4548317d520c4fd35be1ba19048e0cafa062a61f3f99ff2de40ec17026

  • SSDEEP

    24576:f2FdZ65lIgDvLYNvxnngx1oZagmIjXIU6qOOF4N2RGSvlbstHXKi:f2FdZ6npCxnngx1oZ7zIFqrFG2RF9bA

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:3308
      • C:\Users\Admin\AppData\Local\Temp\62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe
        "C:\Users\Admin\AppData\Local\Temp\62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3056
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a7908.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2600
          • C:\Users\Admin\AppData\Local\Temp\62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe
            "C:\Users\Admin\AppData\Local\Temp\62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe"
            4⤵
            • Executes dropped EXE
            PID:3596
        • 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:1532
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3548
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2616

      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

        254KB

        MD5

        568f17750238ab463c745953a303648a

        SHA1

        25e9de37d6edb52c584c442e4f93a0448b4b37d4

        SHA256

        5351b82387339c78b116a077f2ba633da2a6fef86a165d92bfe28c2c3770ac81

        SHA512

        9034bc060e8155e07009d2142830f03b29c50525232fa1719038eae4fc742d460c5dad7b7fdd6957264c338072fbe71193a23d994510dc809ae240023b9f1ed3

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        192KB

        MD5

        daf175819d96595185ea65efd6186842

        SHA1

        13fafc8f74c9ea176133ea03565682594aa52989

        SHA256

        d6e90a8707a530bcb51544f194bb9927b599c9d8ec14a080394e501c9e07fb22

        SHA512

        b2cab9526c03b7edfb08337e79b151fe3229a2ed06ec69145479722adaac681f979c9413e65c93ed47eb5991c88b187ab0fa8e7fc96c7951e8fa0041319dc48c

      • C:\Users\Admin\AppData\Local\Temp\$$a7908.bat

        Filesize

        722B

        MD5

        fd4e1bbd1f0a15349edf41b5b8524134

        SHA1

        10819a56228b6b46498fae26dc4a1fcbe098a5d6

        SHA256

        28729c75c6446a51ffa480e6a222624d44d3a7f1b5f4c2837e9ff866360d96eb

        SHA512

        3a61613059580ec39a678e963ff1d93128dd7f9d979d385c04f8a033f67deefd26bd4886d81e0be0e316152178bdfab088047d55008db2297005ed783c0beab6

      • C:\Users\Admin\AppData\Local\Temp\62f59c169d8e36a708ec0210c743c01933d190394936511efbf5611de09e86f6.exe.exe

        Filesize

        1.7MB

        MD5

        3bfea10ff3748a60378dab655d5276f6

        SHA1

        e61867576c5a69baae14b8e4fbeaaf5db3d451b1

        SHA256

        926c9cce80850e64a2efed8aed9406815c4a54d56a7f5d5125a426956496fc21

        SHA512

        70b44bd2655489a4e13c0c196f8632ab85920268f5378ce03a6080321e0df86ba3383718645c91b544f05eeb2ecf662a14fdaf9ff7f4726c94eea3db608bebfe

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        886eb3bf6157b45d4a041e1e32608c70

        SHA1

        f476a007366ac0349789b0e803ec46be523f457a

        SHA256

        a0e9eac517b54fe732db8bf9ceeb76c64a43e2e53bfd18b5a4ab0f8475f3873b

        SHA512

        6e978385b23d3054695eaf2209e92591a667ccbde747f69cb63ae28f2db3a362d136bf16afb41ceb8eb304161cc698853f9cb825a26cc683e9a693d07c190fca

      • F:\$RECYCLE.BIN\S-1-5-21-2398549320-3657759451-817663969-1000\_desktop.ini

        Filesize

        9B

        MD5

        b347a774e254ac3f0d6aaea35544ac50

        SHA1

        7f332d15a7648f7a698b3068a428811361f4e9ab

        SHA256

        1ebd1b85bb264260df3d9fb0a2062b29199c7b6137dcc98486874c1d257c73cd

        SHA512

        ce8615c90c8794f0aefeb0c6ce5da126732695e6be36b5e625f3a073d55c6f8cd88ca465b07e2c0e87355b5baad887a3f0b26c4eb262484a83d35565e72ba138

      • memory/1532-26-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-19-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-28-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-42-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-466-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-1165-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-8-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1532-4716-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3056-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3056-12-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB