Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/08/2024, 06:13

General

  • Target
    $PLUGINSDIR/nsProcess.dll
  • Size 38KB
  • Sample240809-gysj4a1dpg
  • SHA256 72d4ec8a496c7057f676bb6c0d3ae872f22fa88efe2aaced163ee1f429534dde
  • MD5 SHA1 SHA512 SSDEEP
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\nsProcess.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1160
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 600
        3⤵
        • Program crash
        PID:2092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1160 -ip 1160
    1⤵
      PID:2220

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/1160-0-0x0000000075640000-0x000000007564C000-memory.dmp