Analysis

  • max time kernel
    92s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-01-2025 01:27

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    7KB

  • MD5

    59e487d0a38dce3f6be70d153d7b84a0

  • SHA1

    0c2ca2fb13731c9f5c53d663dd3804a423736c45

  • SHA256

    f19f36b3d8c9f78786eb2dc99d7c7ffbfa1c8236843f139c625a60fde3e6b4c3

  • SHA512

    42c80f25e3e49a3a81ec20104feacfc9652410d50ef90020e61c889fb0e94b0e54e1214c37f205a9f180a56dc569628a62d2bed868ffceb3bb3bbbc842403735

  • SSDEEP

    96:J0mkmwmHDqaRrlfAF4IUIqhmKv6vBckXK9wSBl8gvElHturnNQaSGYuHc2DCP:JHjRrlfA6Nv6eWIElNurnNQZGdHn

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:3672
    • 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:2980
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 612
        3⤵
        • Program crash
        PID:2988
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2980 -ip 2980
    1⤵
      PID:2616

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads