Analysis by: Augusto II Remillano
ALIASES:

VBA/TrojanDownloader.Agent.KOO (NOD32), Trojan-Downloader.VBA.Agent (Ikarus)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size: 73,984 bytes
File Type: DOC
Memory Resident: No
Initial Samples Received Date: 20 Sep 2018

Arrival Details

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

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

Download Routine

This Trojan saves the files it downloads using the following names:

  • %System Root%\Users\Public\115.exe

(Note: %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}reativa.com/drF5M4c
  • http://{BLOCKED}2.com/tLJxCef1
  • http://{BLOCKED}evolaseo.com/mxtKQr8md
  • http://{BLOCKED}.nl/408wovgJL
  • http://{BLOCKED}mplekt.ru/GSwcxHi