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Analysis

  • max time kernel
    95s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2024, 02:14

General

  • Target

    $PLUGINSDIR/AdvSplash.dll

  • Size

    6KB

  • MD5

    7a514e97fb29eccff3c7ab5147f4de9a

  • SHA1

    e573f6e51d26d5601c68b7370fa94a030e561a9f

  • SHA256

    5e71559df5cbcc4d98ebd9d4ddffabe18b047f9a50d98a96e46a4c0ac589105c

  • SHA512

    f320dd5b60c5f1a6cba69b399d32151ca13c2b10f873f0c3cc05c3f1707ca80b396c5fc71175269117e0a6c13e56c51b89ea1dee47879fcc62d29f6ea8087604

  • SSDEEP

    96:0NcIcmLEjNev3O2obNnNlXUjDftqlqCstWpgwoS:xIpLSG3O9XX+qlqntWpg

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\AdvSplash.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AdvSplash.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3564
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 616
        3⤵
        • Program crash
        PID:3280
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3564 -ip 3564
    1⤵
      PID:3132

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads