Analysis

  • max time kernel
    92s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2024, 23:20

General

  • Target
    a79c261f6fae161ede7489db34ca3813.exe
  • Size 513KB
  • Sample240226-3bdcjsag88
  • SHA256 5895164454aba620b70384013953a9e1e8e0b90166bd5fb849275e42071f0025
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • DarkVNC

    DarkVNC is a malicious version of the famous VNC software.

  • DarkVNC payload 3 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813.exe
    "C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe
      2⤵
        PID:3508
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 548
        2⤵
        • Program crash
        PID:4608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2976 -ip 2976
      1⤵
        PID:2744

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/2976-1-0x0000000000960000-0x0000000000A60000-memory.dmp

            memory/2976-2-0x0000000000B60000-0x0000000000BE8000-memory.dmp

            memory/2976-4-0x0000000000400000-0x0000000000937000-memory.dmp

            memory/2976-6-0x0000000000B60000-0x0000000000BE8000-memory.dmp