Analysis

  • max time kernel
    373s
  • max time network
    871s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-es
  • resource tags

    arch:x64arch:x86image:win10-20220901-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    09-01-2023 00:46

General

  • Target

    UltimMC/libeay32.dll

  • Size

    2.0MB

  • MD5

    cbf108307adf8bd4bab6b128d07b9dfd

  • SHA1

    69a2faf90356c46a19a2062e388217f94c195d47

  • SHA256

    2f20c026052e5fa19cef41ffe0efcf24d8a0b72b111836b752c5a5233a3bba24

  • SHA512

    aa4ce9a4a2fbba5c6d79b21c659319ce88b9fae853ab5192e48cbd384bb9211ce52de003bf784aaff0133740bc130675044ca72a1713607554558ead8162b8f0

  • SSDEEP

    49152:ITREYq/BXaITiJ3AI9r5O55DPy5oEHTcdcFKFRMKMn/0Nq6D/V41G:ITREYq/BXtTiJ3AI9r5O55DPy5oEHXKP

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libeay32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libeay32.dll,#1
      2⤵
        PID:4516

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4516-120-0x0000000000000000-mapping.dmp

    • memory/4516-121-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-122-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-123-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-124-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-125-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-126-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-127-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-128-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-129-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-130-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-131-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-132-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-133-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-134-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-135-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-136-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-137-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-138-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-139-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-141-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-142-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-143-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-140-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-144-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-145-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-146-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-147-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-149-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-148-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-150-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-152-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-151-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-153-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-154-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-156-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-155-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-157-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-158-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-159-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-160-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-161-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-162-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-163-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-164-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-166-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-167-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-168-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB

    • memory/4516-165-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

      Filesize

      1.6MB