Analysis

  • max time kernel
    119s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20230824-en
  • resource tags

    arch:x64arch:x86image:win7-20230824-enlocale:en-usos:windows7-x64system
  • submitted
    31/08/2023, 08:58

General

  • Target

    Win(x32_x64)_S-YXG50/1.登録用/vstmididrv の登録バッチ.bat

  • Size

    685B

  • MD5

    4d3d8dbe3f730a6eb850a6e9cd93e249

  • SHA1

    d3bb3488b13d15f7df6589b9765613a3365b9dc2

  • SHA256

    a087cbdfdc46dc0785f4ca00e848c35652e8e8ecd30676abcca44f77d811d5e7

  • SHA512

    2cd57606e3f11487cd3923e7c1a2d58ee14cfe41b9326e138a86634d049bc20e05f53be212da899b5eb0051212991af1e5e676ad46d7fcf6f5ab66d005453319

Score
6/10

Malware Config

Signatures

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Win(x32_x64)_S-YXG50\1.登録用\vstmididrv の登録バッチ.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\system32\Robocopy.exe
      robocopy _\__vstmididrv C:\Users\Admin\AppData\Local\Temp\__vstmididrv /s /e
      2⤵
      • Drops desktop.ini file(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:2128

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Win(x32_x64)_S-YXG50\1.登録用\_\__vstmididrv\vstmididrv é╠ôoÿ^âoâbâ`.bat

    Filesize

    351B

    MD5

    ecfb820b7573385ccbca2f3d5ac2d60b

    SHA1

    eb33f640d45ed0d794300511cdf771660d24bf88

    SHA256

    a347b330f5eab907e7d3de617778b460fffe6c2693a87bc9c727c3346394badc

    SHA512

    51304fdde1b45c1fd7b0210dc05c30e1937746407142f3027b13f097e26eb4e66fe226d98b84aaf593903ea91608efba28daaaeb0e1fab0b05619a0158eb211d

  • C:\Users\Admin\AppData\Local\Temp\__vstmididrv\vstmididrv é╠ôoÿ^âoâbâ`.bat

    Filesize

    351B

    MD5

    ecfb820b7573385ccbca2f3d5ac2d60b

    SHA1

    eb33f640d45ed0d794300511cdf771660d24bf88

    SHA256

    a347b330f5eab907e7d3de617778b460fffe6c2693a87bc9c727c3346394badc

    SHA512

    51304fdde1b45c1fd7b0210dc05c30e1937746407142f3027b13f097e26eb4e66fe226d98b84aaf593903ea91608efba28daaaeb0e1fab0b05619a0158eb211d

  • C:\Users\Admin\AppData\Local\Temp\__vstmididrv\vstmididrv_32\vstmididrv の登録バッチ.bat

    Filesize

    4KB

    MD5

    ee7a7b63307d0dac1428f3addc11c792

    SHA1

    44c12bd33094f03398a77379e45708165bbd6bae

    SHA256

    a01694fe6256fc93d5c17a632a5c9f9e68f54722750db3f47743b78430786496

    SHA512

    fe2013d610288dedadcbeb14cc99b8ec2d61a7bf15221080a75a295522d8ef6616f36b9ff5926111268c18f3097f4ffccee2f0a24f780b097aac36dd4059b4d5