Analysis

  • max time kernel
    404s
  • max time network
    482s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 20:38

General

  • Target
    dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f.exe
  • Size 806KB
  • Sample221203-ze1epsdc43
  • SHA256 dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 53 IoCs
  • Runs .reg file with regedit 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f.exe
    "C:\Users\Admin\AppData\Local\Temp\dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\SysWOW64\regedit.exe
      C:\Windows\regedit.exe /S C:\Windows\system32\msscp.reg
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Runs .reg file with regedit
      PID:3836
    • C:\Users\Admin\AppData\Local\Temp\dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f.exe
      C:\Users\Admin\AppData\Local\Temp\dc1aaaed8041ccabf6c124b60dcc94e558974f1ff6cf6e44204f9f3c0a2ca08f.exe
      2⤵
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies Internet Explorer start page
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1552
      • C:\Windows\SysWOW64\regedit.exe
        C:\Windows\regedit.exe /S C:\Windows\system32\msscp.reg
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Runs .reg file with regedit
        PID:4468

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        taobao.ico

        • Path C:\Program Files\Common Files\System\taobao.ico
        • Size 14KB
        • SHA256 091c882bb307d57f2c7c42309e7ba8740130fef8c3ed772b0bc5e5505e37034d
        • MD5 SHA1 SHA512 SSDEEP

        msscp.reg

        • Path C:\Windows\SysWOW64\msscp.reg
        • Size 339B
        • SHA256 caa4e4cc7de0f55adade9132ed724c32197cdfb9df6021ff061a94ae57755ad3
        • MD5 SHA1 SHA512

        msscp.reg

        • Path C:\Windows\SysWOW64\msscp.reg
        • Size 339B
        • SHA256 caa4e4cc7de0f55adade9132ed724c32197cdfb9df6021ff061a94ae57755ad3
        • MD5 SHA1 SHA512

        memory/1552-136-0x0000000000400000-0x00000000004DD000-memory.dmp

        memory/1612-132-0x0000000000400000-0x00000000004DD000-memory.dmp

        memory/1612-133-0x0000000000400000-0x00000000004DD000-memory.dmp