Analysis

  • max time kernel
    74s
  • max time network
    78s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    14-02-2023 16:59

General

  • Target

    MultiMC/libstdc++-6.dll

  • Size

    1002KB

  • MD5

    c283d446b34e75019b81d0981cb11f0d

  • SHA1

    a6e146975dfc55b0659d09e25b9a69f7cff993dc

  • SHA256

    f6530962659d0641236a42517a30dc55c4fcb7d30e942c3e820af343798a770d

  • SHA512

    eb51969a79ee4501c955a81cec9f07e9a39007c1ea69c5021e03ebf3b640d949e19f6e0cd7af969e80ec60ea6b8477804fb76deec2704db503e72906103fea63

  • SSDEEP

    24576:KSNHTild8LMw2g8XiGkMAZ0dP5Bd+1DT50v4H:7dLM8GkMAQBdih

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\libstdc++-6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libstdc++-6.dll,#1
      2⤵
        PID:4744
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 196
          3⤵
          • Program crash
          PID:4824

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4744-118-0x0000000000000000-mapping.dmp

    • memory/4744-119-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-121-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-120-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-122-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-123-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-124-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-125-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-126-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-128-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-127-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-129-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-130-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-131-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-132-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-133-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-134-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-135-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-136-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-137-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-138-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-139-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-140-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-141-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-143-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-145-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-146-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-147-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-144-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-142-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-148-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-150-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-151-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-149-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-154-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-153-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-152-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-155-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-156-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-157-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-158-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-160-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-159-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-162-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-163-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB

    • memory/4744-161-0x0000000077550000-0x00000000776DE000-memory.dmp

      Filesize

      1.6MB