Analysis

  • max time kernel
    150s
  • max time network
    273s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 23:09

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    01e76fe9d2033606a48d4816bd9c2d9d

  • SHA1

    e46d8a9ed4d5da220c81baf5f1fdb94708e9aba2

  • SHA256

    ee052fd5141bf769b841846170aabf0d7c2bb922c74c623c3f109344534f7a70

  • SHA512

    62ef7095d1bf53354c20329c2ce8546c277aa0e791839c8a24108a01f9483a953979259e0ad04dbcab966444ee7cdd340f8c9557bc8f98e9400794f2751dc7e0

  • SSDEEP

    96:J7fhfKaGgchPzxK6bq+pKX6D8ZLidGgmkN738:HbGgGPzxeX6D8ZyGgmkN

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:3992
    • 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:4844
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 616
        3⤵
        • Program crash
        PID:4072
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4844 -ip 4844
    1⤵
      PID:4868

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads