Analysis

  • max time kernel
    149s
  • 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
    01/09/2024, 01:50

General

  • Target

    $PLUGINSDIR/UserInfo.dll

  • Size

    4KB

  • MD5

    c051c86f6fa84ac87efb0cf3961950a1

  • SHA1

    f18f4bb803099b80a3a013ecb03fea11cff0ac01

  • SHA256

    d0949b4c0640ee6a80db5a7f6d93fc631ed194de197d79bf080ec1752c6f1166

  • SHA512

    6e9de5d07aaed2ac297faa5049d567884d817ed94dece055d96913ac8e497ade6f0ff5c28bae7cc7d3ac41f8795efb9939e6d12061a3c446d5d2a3e2287d49d2

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:856
    • 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:3000
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 612
        3⤵
        • Program crash
        PID:4724
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3000 -ip 3000
    1⤵
      PID:4848

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads