Analysis

  • max time kernel
    94s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 20:20

General

  • Target

    $PLUGINSDIR/Base64.dll

  • Size

    4KB

  • MD5

    f0e3845fefd227d7f1101850410ec849

  • SHA1

    3067203fafd4237be0c186ddab7029dfcbdfb53e

  • SHA256

    7c688940e73022bf526f07cc922a631a1b1db78a19439af6bafbff2a3b46d554

  • SHA512

    584ae5a0d1c1639ba4e2187d0c8a0ac7e54c0be0a266029c4689d81c0c64a7f80e7d918da0df5c6344f9f7a114f30d8f2feda253b29e813bae086604731a3d8a

  • SSDEEP

    48:SxSrr7xd14m4bLKwvnvcfDw1hEiauGkDVK+hIg4qT9/3lt:zr7xd14m4qw/vGwrEickDVthcE/

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 612
        3⤵
        • Program crash
        PID:3400
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4116 -ip 4116
    1⤵
      PID:2172

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads