Analysis

  • max time kernel
    125s
  • 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
    23-12-2024 23:44

General

  • Target

    $PLUGINSDIR/nsis7z.dll

  • Size

    424KB

  • MD5

    80e44ce4895304c6a3a831310fbf8cd0

  • SHA1

    36bd49ae21c460be5753a904b4501f1abca53508

  • SHA256

    b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592

  • SHA512

    c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df

  • SSDEEP

    6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck

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\nsis7z.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3304
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 612
        3⤵
        • Program crash
        PID:4856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3304 -ip 3304
    1⤵
      PID:1176

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads