Analysis

  • max time kernel
    138s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 23:44

General

  • Target

    MultiMC/libLauncher_iconfix.dll

  • Size

    127KB

  • MD5

    84acb289049b167366875f61b5596752

  • SHA1

    523a7a2d0df5be5e1f0c99cd2c63e4d1db38afa7

  • SHA256

    055f67a18e58c8637cb2cd8a58f9c05bb942521465954e18722564e0337776be

  • SHA512

    99f35bf4f0418c0aac19d2e35e29708dc21011ee4adfdabb180c1deefeeb71f0cbaf953584d158c6d6de332a1d9480092de79b42ed0ed8420b3b49370aee7b9d

  • SSDEEP

    3072:hUhA8S8fo6OjGyy1zWmC00TEUmIKOpS8aNx5tnzgp:KhA8S8fo6OjGJ1zWLTEUmIKOpS8aNx5Q

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
      2⤵
        PID:4432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 676
          3⤵
          • Program crash
          PID:4828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4432 -ip 4432
      1⤵
        PID:1576

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4432-1-0x00000000027A0000-0x0000000002CCF000-memory.dmp
        Filesize

        5.2MB

      • memory/4432-5-0x0000000070940000-0x000000007095C000-memory.dmp
        Filesize

        112KB

      • memory/4432-6-0x00000000027A1000-0x0000000002A49000-memory.dmp
        Filesize

        2.7MB

      • memory/4432-7-0x00000000027A0000-0x0000000002CCF000-memory.dmp
        Filesize

        5.2MB

      • memory/4432-3-0x00000000027A0000-0x0000000002CCF000-memory.dmp
        Filesize

        5.2MB

      • memory/4432-8-0x00000000027A0000-0x0000000002CCF000-memory.dmp
        Filesize

        5.2MB

      • memory/4432-11-0x0000000068AC0000-0x0000000068ACC000-memory.dmp
        Filesize

        48KB

      • memory/4432-14-0x0000000061940000-0x0000000061EB5000-memory.dmp
        Filesize

        5.5MB

      • memory/4432-13-0x0000000064940000-0x0000000064954000-memory.dmp
        Filesize

        80KB

      • memory/4432-12-0x000000006FC40000-0x000000006FD41000-memory.dmp
        Filesize

        1.0MB

      • memory/4432-10-0x000000006E940000-0x000000006E964000-memory.dmp
        Filesize

        144KB

      • memory/4432-9-0x0000000070940000-0x000000007095C000-memory.dmp
        Filesize

        112KB