Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-es
  • resource tags

    arch:x64arch:x86image:win10-20220812-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    30-12-2022 19:17

General

  • Target

    UltimMC/libgcc_s_dw2-1.dll

  • Size

    117KB

  • MD5

    fadde43c97607e4445a6f924d851f04e

  • SHA1

    36c1aa0e1b6d4a322c350f5e502c10c64c203041

  • SHA256

    f0614835136413217ed3baec9ba22aaac4c37956afcb0209f1f89b7676ae86bc

  • SHA512

    66f5637419f88070838ed522defad9aa1b46dd4fd8cb045e0292742831520740d152795b6e99770f34061db596019ef3a342a956b541180e78d1c48b2703f42c

  • SSDEEP

    1536:CxINSJvU82V9dUT4PsXQ+2Q4p2VtjByBzEj6zu3PEhOKeLTxaek:CzmpUkPsXQ+2zsBy9IPEh6Zaek

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\libgcc_s_dw2-1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libgcc_s_dw2-1.dll,#1
      2⤵
        PID:4128
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 636
          3⤵
          • Program crash
          PID:5068

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4128-119-0x0000000000000000-mapping.dmp

    • memory/4128-120-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-121-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-122-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-123-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-125-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-124-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-126-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-127-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-128-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-129-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-130-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-131-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-132-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-133-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-134-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-136-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-138-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-139-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-137-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-140-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-142-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-141-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-144-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-145-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-146-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-147-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-148-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-149-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-150-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-151-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-153-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-154-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-155-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-157-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-156-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-152-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-143-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-135-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-158-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-159-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-161-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-160-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-162-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB

    • memory/4128-163-0x0000000077210000-0x000000007739E000-memory.dmp

      Filesize

      1.6MB