Analysis

  • max time kernel
    434s
  • max time network
    1155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-11-2024 00:02

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    17KB

  • MD5

    eae60d4807a106d8795c4260bcc9bbee

  • SHA1

    13511a9e35c3e20c9b55016a3226a0aae52e15f3

  • SHA256

    863cfac6df27d31830edf983e68634860c3a4671303b956cfdf82f5f855b7913

  • SHA512

    27f495de634cc10aa5c0b36cb17904ca33d3241a67edc9d062d9a64f50ccf9aaf91a2a99170b43cf1fbd492ba3bbb598aa9a67e28ea41a8f990d3472a3219a71

  • SSDEEP

    384:ImKgIWhoAGgmkNW6ki2/i8MbZ+1/wfT3ir2WSx7bLb33:dzEAGLkT26p53iPmbLj

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:924
    • 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:856
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 468
        3⤵
        • Program crash
        PID:252
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 856 -ip 856
    1⤵
      PID:4488

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads