Analysis

  • max time kernel
    79s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 06:37

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    05d80bc376fef439fb7d2dbb004aa662

  • SHA1

    e83904b91cee7a9b93ed84591bdcf2bb700edd88

  • SHA256

    c49f3d805e87f6df15dc0410770dcec4df09f73b20f6d88b44f55223da64c96c

  • SHA512

    87b9e1ee7382654d3568dd0a0e59d3f2175372358b4f815e4f42657b79fd3f852203cdf26a73606f1b5d4ec9daa3d4d61952eaf494cf9bb00036741ac6b3fac8

  • SSDEEP

    96:hVIu5NEOmRR1ucf+8eZetJfHhe3QY2Y2yYjs01HyJ:hCwmn1u8+8eZAfHuQyYjs6S

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:2416
    • 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:3884
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3884 -s 652
        3⤵
        • Program crash
        PID:3288
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3884 -ip 3884
    1⤵
      PID:3300

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads