Analysis

  • max time kernel
    73s
  • max time network
    86s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-es
  • resource tags

    arch:x64arch:x86image:win10-20220901-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    30-12-2022 19:17

General

  • Target

    UltimMC/imageformats/qjpeg.dll

  • Size

    246KB

  • MD5

    c228c1486e203d48d9c7d84d0b631e15

  • SHA1

    1ccdd75d6cd473d00aa17686ec98f509b1e8e360

  • SHA256

    a55cb801a07932d263c980b14abdb464acd8150b9258260efdf535634bfe9811

  • SHA512

    a649078738e69572276a37431c495582f933b04701deded8b5f6dd5b3c6d5b9d338ddb242b71659038d324ca74c2a8f2b229c7beba6f16ddea238f2bcbfae870

  • SSDEEP

    6144:jutAUtpjvlyaX8XZ99bkBRSMArBPkfB917Wu:jutAavlqJMArBPkf

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\imageformats\qjpeg.dll,#1
    1⤵
      PID:2856
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\imageformats\qjpeg.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2792

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2856-120-0x0000000000000000-mapping.dmp

    • memory/2856-122-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-125-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-127-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-131-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-134-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-135-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-138-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-141-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-143-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-145-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-147-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-146-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-148-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-150-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-153-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-154-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-155-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-156-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-157-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-158-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-152-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-151-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-159-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-160-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-161-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-149-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-144-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-162-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-164-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-163-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-142-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-140-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-139-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-137-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-165-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-168-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-169-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-170-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-167-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-166-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-136-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-133-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-132-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-130-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-129-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-128-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-126-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-124-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-123-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/2856-121-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB