Analysis

  • max time kernel
    93s
  • max time network
    147s
  • 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, 19:03

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    8KB

  • MD5

    9f4abe9c1c095cdb505df5db52644d44

  • SHA1

    94295f495f5535e0143107d3ca34141c943ec0b5

  • SHA256

    e41bd375070919e1e194a7c1ca722a30d648a7fa7a4b5c33fb05660813c18bdf

  • SHA512

    d1b6ab6d3e51f69e6ec79aa23629afc9ddedd8a7a668ea61b06bec115c95e2a35dca3ff9b9eb649e4bfece9a2fcd0832fed45f2308dca874f6e819708ed48169

  • SSDEEP

    192:k/QeHNWSvUTfWdXw08LYKFayGLb3MRlbOVlR:OjBvwudT8LJxGnMRlyVlR

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\nsExec.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 612
        3⤵
        • Program crash
        PID:3104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1920 -ip 1920
    1⤵
      PID:4016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1920-0-0x000000006E940000-0x000000006E948000-memory.dmp

      Filesize

      32KB