Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2024, 02:24

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    143e45d5929ba564ba0c3a0773be76e6

  • SHA1

    c7e108ad681dd19afc646a43f7ce757388653f57

  • SHA256

    8459feb67b7eb0caaaed607e0f36c8d4979abf1bad87e7f1c7c2b97c73174d6d

  • SHA512

    1114403b9af202396ffe32610e1160313ff22c488f87b4a8f771d14fda02a954af7beacad5655143dafdf0af9a76b2a0d5c121ef57819e0567c367578482f003

  • SSDEEP

    96:T7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkN238:0N8KgWAuLWxD8ZAGgmkN

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:4788
    • 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:752
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 612
        3⤵
        • Program crash
        PID:1820
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 752 -ip 752
    1⤵
      PID:1004

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads