Analysis

  • max time kernel
    226s
  • max time network
    241s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2022 10:04

General

  • Target

    9d475b756aac40178e9f4f116c0d23ae6291bc18ec7ad6c7b422297da9c511e2.dll

  • Size

    654KB

  • MD5

    407dd48b6e33464cc8c742676c018860

  • SHA1

    5de46a1899087ec727e176980a6335b5eec1bc31

  • SHA256

    9d475b756aac40178e9f4f116c0d23ae6291bc18ec7ad6c7b422297da9c511e2

  • SHA512

    aaf6ca6e488487bf6963d7a6c2b0141dc3ae012f716fcd8fc16423fe62d12e0f4f0bea84b855002d2ff1ff45bd5f9ac6af704d6a71841f17869acb9aa096a208

  • SSDEEP

    3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0s:jDgtfRQUHPw06MoV2nwTBlhm8U

Score
10/10

Malware Config

Signatures

  • Yunsip

    Remote backdoor which communicates with a C2 server to receive commands.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d475b756aac40178e9f4f116c0d23ae6291bc18ec7ad6c7b422297da9c511e2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d475b756aac40178e9f4f116c0d23ae6291bc18ec7ad6c7b422297da9c511e2.dll,#1
      2⤵
        PID:3580

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads