Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    03/07/2020, 12:29

General

  • Target
    cf20856402.exe
  • Size 483KB
  • Sample200703-4dqefplwx2
  • SHA256 940ca9e10bfa12f912ed6d60e827f89726fd036eadafa77eff33a7168b59839a
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • NetWire RAT payload 3 IoCs
  • Adds Run entry to start application 2 TTPs 4 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Suspicious behavior: EnumeratesProcesses 5340 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
    "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:3180
    • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
      "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3836
      • C:\Users\Admin\AppData\Roaming\Install\Host.exe
        "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetThreadContext
        PID:3016
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run entry to start application
          PID:3004
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          "C:\Users\Admin\AppData\Roaming\Install\Host.exe" 2 3004 66062
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:756
    • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
      "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe" 2 3836 65453
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3864
      • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
        "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetThreadContext
        PID:3608
        • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
          "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe"
          4⤵
          • Adds Run entry to start application
          PID:704
        • C:\Users\Admin\AppData\Local\Temp\cf20856402.exe
          "C:\Users\Admin\AppData\Local\Temp\cf20856402.exe" 2 704 66250
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4020

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3004-12-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/3836-3-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/3836-0-0x0000000000400000-0x0000000000433000-memory.dmp