Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 02:55

General

  • Target

    d3ce317cc82c3482c09bfb84e0a30a171f913a9b2f1109c1cb79580ccfc67eaa.dll

  • Size

    903KB

  • MD5

    af9b126aad0e5e3f958060ab1613db97

  • SHA1

    ea8ed35d8284bda1193323be217cdda2d81c076f

  • SHA256

    d3ce317cc82c3482c09bfb84e0a30a171f913a9b2f1109c1cb79580ccfc67eaa

  • SHA512

    74da3589897dcaf454fb05cc9167b19b605c7c808b174b7a25cee2e8c678fc877e5d777d5c5dfd0bf2b1e0625cc99ffba03699b85541d21896a1a0eb24e8b941

  • SSDEEP

    6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYY2jjjjjjjjjjjjjjjjjjjjjjY:o6RI1Fo/wT3cJYYYYYYYYYYYYv

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\d3ce317cc82c3482c09bfb84e0a30a171f913a9b2f1109c1cb79580ccfc67eaa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3ce317cc82c3482c09bfb84e0a30a171f913a9b2f1109c1cb79580ccfc67eaa.dll,#1
      2⤵
        PID:636

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads