Analysis

  • max time kernel
    1790s
  • max time network
    1606s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-es
  • resource tags

    arch:x64arch:x86image:win10-20230220-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    28-02-2023 22:16

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:3288
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
      2⤵
        PID:3992
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 688
          3⤵
          • Program crash
          PID:3944

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3992-119-0x0000000004C60000-0x000000000518F000-memory.dmp

      Filesize

      5.2MB

    • memory/3992-122-0x0000000004C60000-0x000000000518F000-memory.dmp

      Filesize

      5.2MB

    • memory/3992-124-0x0000000070940000-0x000000007095C000-memory.dmp

      Filesize

      112KB

    • memory/3992-125-0x0000000070940000-0x000000007095C000-memory.dmp

      Filesize

      112KB

    • memory/3992-126-0x0000000068AC0000-0x0000000068ACC000-memory.dmp

      Filesize

      48KB

    • memory/3992-127-0x000000006E940000-0x000000006E964000-memory.dmp

      Filesize

      144KB

    • memory/3992-128-0x0000000064940000-0x0000000064954000-memory.dmp

      Filesize

      80KB

    • memory/3992-129-0x0000000061940000-0x0000000061EB5000-memory.dmp

      Filesize

      5.5MB

    • memory/3992-130-0x000000006FC40000-0x000000006FD41000-memory.dmp

      Filesize

      1.0MB

    • memory/3992-131-0x0000000004C60000-0x000000000518F000-memory.dmp

      Filesize

      5.2MB