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Analysis

  • max time kernel
    134s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 01:26

General

  • Target

    $PLUGINSDIR/nsLib.dll

  • Size

    96KB

  • MD5

    1ccfaf616ab023468531ee702a84054e

  • SHA1

    1a1cee5f36713541f837d67d50c21e2805c8de9f

  • SHA256

    f11da7abd72a00065e4950aeb47bee6687fb55173253780ff8e83305a3aee289

  • SHA512

    f704685a07db8d10b881b725476036a5d624786ad10c58591c9fb9e2abdd61c2b6b3a55c78f3485318122cab160a120d9be8a4b1a116a5ff47ee76d7dab3aebb

  • SSDEEP

    1536:6QzM8yN2YAbzbS95octLxyAxLk7ZWvw0ZlHGNUB/T5DDA7bVPDw:ZMRTAbzbaCctLxyAxLk7ZWvPl0c5DEV8

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\nsLib.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsLib.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1612
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 644
        3⤵
        • Program crash
        PID:3324
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 1612
    1⤵
      PID:544

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1612-0-0x0000000002130000-0x000000000214D000-memory.dmp

      Filesize

      116KB

    • memory/1612-1-0x0000000002130000-0x000000000214D000-memory.dmp

      Filesize

      116KB