Analysis

  • max time kernel
    92s
  • max time network
    98s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-04-2024 07:34

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:1252
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
      2⤵
        PID:1596
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 620
          3⤵
          • Program crash
          PID:3620
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1596 -ip 1596
      1⤵
        PID:3676

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1596-0-0x00000000028C0000-0x0000000002DEF000-memory.dmp
        Filesize

        5.2MB

      • memory/1596-3-0x00000000028C0000-0x0000000002DEF000-memory.dmp
        Filesize

        5.2MB

      • memory/1596-5-0x0000000070940000-0x000000007095C000-memory.dmp
        Filesize

        112KB

      • memory/1596-7-0x0000000070940000-0x000000007095C000-memory.dmp
        Filesize

        112KB

      • memory/1596-6-0x0000000061940000-0x0000000061EB5000-memory.dmp
        Filesize

        5.5MB

      • memory/1596-11-0x0000000064940000-0x0000000064954000-memory.dmp
        Filesize

        80KB

      • memory/1596-12-0x000000006FC40000-0x000000006FD41000-memory.dmp
        Filesize

        1.0MB

      • memory/1596-10-0x000000006E940000-0x000000006E964000-memory.dmp
        Filesize

        144KB

      • memory/1596-9-0x0000000068AC0000-0x0000000068ACC000-memory.dmp
        Filesize

        48KB

      • memory/1596-14-0x00000000028C0000-0x0000000002DEF000-memory.dmp
        Filesize

        5.2MB