Analysis

  • max time kernel
    116s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 10:40

General

  • Target

    $PLUGINSDIR/nsis_wfw.dll

  • Size

    84KB

  • MD5

    fc4404f85dd1ff8aad1458426b54cf1b

  • SHA1

    8cee5a80bad50ec95df925796dcf6d64e40f21d3

  • SHA256

    4c3cb4c9bb9aa689dcfd5acc8e00a7cc68f5918ca257b0af08098cf515551691

  • SHA512

    35cd3a07b99908715a3961a8b2e669ffa9bc7b33124adfebdddb686728cd7bf9cc5c0c7c4d9f11b866c211df8bd7daa302bd66043cad9055d0696961a9430b97

  • SSDEEP

    1536:xpNcIUfjKfqTQTDrRjvQBcdHeRA9OCnTk+Kn7BLvV6+ytR:PNcIU2UQtbeRppsH

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\nsis_wfw.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3304
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis_wfw.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3404
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3404 -s 612
        3⤵
        • Program crash
        PID:904
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3404 -ip 3404
    1⤵
      PID:2228

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads