Analysis

  • max time kernel
    94s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 15:17

General

  • Target

    msidcrl40.dll

  • Size

    791KB

  • MD5

    e485d576dce990281fa19a7d89e2f699

  • SHA1

    e3bcd441afe5753e3250363ac846cda4d06cc59a

  • SHA256

    ed5b11db955c6811b69b1b0c829b3beefc6bb6e20666903feafff30b26988ca6

  • SHA512

    efe6520594c52e2363f510228bbb6f63cc216d4763a8582c1bba234dd28b6371cc7ab0fe80b243b13147f682368484b8816958a6805d7d1984e922a9c31503f6

  • SSDEEP

    12288:eMjIhzdNvajtjz38HkZIbKnxPxlJsk7auCeo9:eMjIhzdNvkjGKPHPq

Score
3/10

Malware Config

Signatures

  • Program crash 2 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\msidcrl40.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\msidcrl40.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4464
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 632
        3⤵
        • Program crash
        PID:2336
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 848
        3⤵
        • Program crash
        PID:1940
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 4464
    1⤵
      PID:2360
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4464 -ip 4464
      1⤵
        PID:2192

      Network

      MITRE ATT&CK Enterprise v15

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