Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 04:45

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    1128ee61dffa0a97d30b2f828235b289

  • SHA1

    b552f3d4f13894f2f30fb446893093ca78fe149c

  • SHA256

    1e33decac84bdd2b3a651c969258f8e6c90616e9ec35de6ab4f402709555ce4c

  • SHA512

    d470356be436997fc53c17b8546cc80b187538ad2f258788761b92c28d91ef733fe6d8b3b33c353d84d1e0ae089207efd1ebfde33a6d33d5a341960e7bcfc8f5

  • SSDEEP

    96:E7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkN738:5N8KgWAuLWxD8ZAGgmkN

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:624
    • 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:3236
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 612
        3⤵
        • Program crash
        PID:3808
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3236 -ip 3236
    1⤵
      PID:2760

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads