Analysis by: Jay Garcia
ALIASES:

HackTool:Win32/NLBrute (Microsoft); Trojan-Dropper.Win32.Agent.sbmw (Kaspersky)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It does not have any propagation routine.

It does not have any information-stealing capability.

  TECHNICAL DETAILS

File Size: 9,123,328 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 08 Jun 2018
Payload: Displays windows

Arrival Details

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Propagation

This Hacking Tool does not have any propagation routine.

Information Theft

This Hacking Tool does not have any information-stealing capability.

Other Details

This Hacking Tool does the following:

  • It is a tool used to do Brute Force on RDP Servers
  • It displays the following:
  • It will try to gain access to a set of servers using set of credentials in the files specified by the user.
  • It will use the settings specified by the user.

NOTES:

Rootkit Capabilities

This Hacking Tool does not have rootkit capabilities.

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine: 9.850
SSAPI PATTERN File: 2.232.00
SSAPI PATTERN Date: 07 Nov 2019

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Scan your computer with your Trend Micro product to delete files detected as HackTool.Win64.NLBrute.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:


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