General

  • Target
    matcha-installer.exe
  • Size 2.6MB
  • Sample260706-ls8fkshs7r
  • SHA256 b3ad1389f9962206c973c4acefbb32f3c26cbdb884c6f01445deeeb6f9f9f8e9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • blacknet

Version
  • v3.7.0 Public

Botnet
  • HacKed

C2
  • http://kalashnikovs-001-site1.jtempurl.com/bk

Mutex
  • BN[857a86a7ab6cccdcc58aebfdcd8ee5bc]

Attributes
  • antivm

    true

  • elevate_uac

    true

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    e162b1333458a713bc6916cc8ac4110c

  • startup

    true

  • usb_spread

    true

Targets

    • Target
      matcha-installer.exe
    • Size 2.6MB
    • SHA256 b3ad1389f9962206c973c4acefbb32f3c26cbdb884c6f01445deeeb6f9f9f8e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • BlackNET payload

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Family: BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

    • Modifies Windows Defender Real-time Protection settings

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

MITRE ATT&CK Enterprise v16

Tasks