Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 11:26

General

  • Target

    $PLUGINSDIR/UserInfo.dll

  • Size

    4KB

  • MD5

    2b006bbf7c9295683eddfad40008be85

  • SHA1

    b3f42a8e2ff172d51418c72811586b11ed589909

  • SHA256

    9e4440baf56d47ca4cc1f29e7a62d407d1f9524986160b30de5f825a3fedee88

  • SHA512

    e1cfd739b7f8de442e2fb49c83569e8051492180780d92a4bfaa9c90b1444fd0020f9f596c12820642dd33cbee2c81ec793acb1c8dab1d1bebbe25b33c51efe8

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\UserInfo.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4768
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 612
        3⤵
        • Program crash
        PID:4920
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4768 -ip 4768
    1⤵
      PID:4080

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads