Analysis

  • max time kernel
    1464s
  • max time network
    1479s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04-11-2024 19:56

General

  • Target

    $PLUGINSDIR/nsisFirewallW.dll

  • Size

    8KB

  • MD5

    f5bf81a102de52a4add21b8a367e54e0

  • SHA1

    cf1e76ffe4a3ecd4dad453112afd33624f16751c

  • SHA256

    53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2

  • SHA512

    6e280a75f706474ad31b2ce770fa34f54cb598528fac4477c466200a608b79c0f9b84011545595d9ba94331ad08e2f51bd42de91f92379db27686a28ba351256

  • SSDEEP

    96:8SMPv+eLDUDp+weLv2lstU+0IgNB2Aa20kdArfOwJKbFrMiRsuHdRYL:wnxLDUwp6sgN2RDrzJMMmsuYL

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\nsisFirewallW.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisFirewallW.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3088
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 460
        3⤵
        • Program crash
        PID:4624
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 3088 -ip 3088
    1⤵
      PID:1064

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads