Analysis

  • max time kernel
    23s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    16-07-2021 20:41

General

  • Target

    zdnDE6F.tmp.dll

  • Size

    1.3MB

  • MD5

    108b97c82934dd23e8d7cd9534ad2685

  • SHA1

    991d8933b8afe85c743321050c63c34dad9eb69a

  • SHA256

    e5645c71f642f457348025cca404a3e756f91b0ae418cebae622935cea1707f6

  • SHA512

    0e902f5e0a34326e14d1df413265fa3057094091897b4e3c3e7e34eec511cfbdf9d99b4a9c1efc537f0ea977c0bcc38683fff9cbb4acb6a25e680c9c0931e0fc

Score
10/10

Malware Config

Signatures

  • DarkVNC

    DarkVNC is a malicious version of the famous VNC software.

  • DarkVNC Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\zdnDE6F.tmp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3904
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\zdnDE6F.tmp.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4076
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe
        3⤵
          PID:3168

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3168-120-0x000001F711930000-0x000001F711C29000-memory.dmp

      Filesize

      3.0MB

    • memory/3168-121-0x000001F711930000-0x000001F711C29000-memory.dmp

      Filesize

      3.0MB

    • memory/4076-115-0x00000000741C0000-0x000000007424A000-memory.dmp

      Filesize

      552KB

    • memory/4076-116-0x00000000741C0000-0x00000000743A7000-memory.dmp

      Filesize

      1.9MB

    • memory/4076-117-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

      Filesize

      4KB