Analysis

  • max time kernel
    92s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 00:08

General

  • Target
    3102a215865232a5bbca8b70f1aa4488.exe
  • Size 4.1MB
  • Sample231222-ae896sdhhn
  • SHA256 818ad5bddef3160906785f6cc788d06a66cec2de9f57a21a7562feb0c89334ae
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3102a215865232a5bbca8b70f1aa4488.exe
    "C:\Users\Admin\AppData\Local\Temp\3102a215865232a5bbca8b70f1aa4488.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Users\Admin\AppData\Local\Temp\3102a215865232a5bbca8b70f1aa4488.exe
      "C:\Users\Admin\AppData\Local\Temp\3102a215865232a5bbca8b70f1aa4488.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2200
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe
    1⤵
      PID:1196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2200 -ip 2200
      1⤵
        PID:4116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 508
        1⤵
        • Program crash
        PID:4056

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/2200-2-0x0000000000400000-0x000000000048A000-memory.dmp

            memory/2200-0-0x0000000000400000-0x000000000048A000-memory.dmp

            memory/2200-4-0x0000000000400000-0x000000000048A000-memory.dmp