Analysis

  • max time kernel
    111s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2023 20:46

General

  • Target

    MultiMC/libLauncher_quazip.dll

  • Size

    313KB

  • MD5

    4813b90c24f25f01bbf5acd064164aa6

  • SHA1

    087784084f0dceffe380980a3c506766d3ef390b

  • SHA256

    9bd5cb1a97a9700430ba656eca4f4646cac537c76d4bde1ac9f8f8206e410952

  • SHA512

    04c0a853b7b58a148fc0493710569526866582bd4d1da272fa090a9b29cda65cfb2bef6272f507902b247c1cbe601b79eb50352d1f689dc0549e41b02df66757

  • SSDEEP

    6144:c2GqFejo44ffwqGOIq/2VPWt8RJhywVapRwT5yM:UqFBF0Oh2T

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_quazip.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_quazip.dll,#1
      2⤵
        PID:2528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 676
          3⤵
          • Program crash
          PID:5064
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2528 -ip 2528
      1⤵
        PID:4100

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/2528-132-0x0000000000000000-mapping.dmp

      • memory/2528-133-0x0000000002C00000-0x000000000312F000-memory.dmp

        Filesize

        5.2MB

      • memory/2528-136-0x0000000002C00000-0x000000000312F000-memory.dmp

        Filesize

        5.2MB

      • memory/2528-138-0x000000006C8C0000-0x000000006C8FF000-memory.dmp

        Filesize

        252KB

      • memory/2528-139-0x0000000002C00000-0x000000000312F000-memory.dmp

        Filesize

        5.2MB

      • memory/2528-140-0x000000006C8C0000-0x000000006C8FF000-memory.dmp

        Filesize

        252KB

      • memory/2528-141-0x0000000002C00000-0x000000000312F000-memory.dmp

        Filesize

        5.2MB