Analysis

  • max time kernel
    50s
  • max time network
    83s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-es
  • resource tags

    arch:x64arch:x86image:win10-20220812-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    16-01-2023 17:27

General

  • Target

    UltimMC/Qt5Core.dll

  • Size

    5.1MB

  • MD5

    db2f4ec716747a5ddecb146cfd124a90

  • SHA1

    dcc4e2efa1af32ed55c3b1d004eff6eaa2b6a02b

  • SHA256

    ffed386cbbe2363331632d9f12be8eb00cf654d95b4c2b0d287da57e93813f80

  • SHA512

    5db0356ff3dc3ef28e6a46dedb212c87ab791a61b8de682d0dbf22dda6630ca795e8aa89d4b8226f876440e47d5584e66dbeda481d8499c9f24f79506cf04005

  • SSDEEP

    98304:paO5O7s0XerbbAJIaKSA31cCvErDsNYWZSgkvDFIJsv6tWKFdu9CQlld0:BOoZX8O1cBdUSg8DiJsv6tWKFdu9CQZ

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\UltimMC\Qt5Core.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Core.dll,#1
      2⤵
        PID:3772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 684
          3⤵
          • Program crash
          PID:3588

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3772-118-0x0000000000000000-mapping.dmp

    • memory/3772-119-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-120-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-121-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-122-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-123-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-124-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-125-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-126-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-128-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-127-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-129-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-130-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-131-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-132-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-134-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-135-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-136-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-137-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-138-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-139-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-133-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-140-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-142-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-143-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-145-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-147-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-148-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-150-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-151-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-152-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-153-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-154-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-149-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-155-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-156-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-146-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-144-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-141-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-157-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-158-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-159-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-162-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-163-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-161-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-166-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-165-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-164-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-160-0x0000000077890000-0x0000000077A1E000-memory.dmp

      Filesize

      1.6MB

    • memory/3772-167-0x0000000068880000-0x0000000068DAF000-memory.dmp

      Filesize

      5.2MB