TROJ_BANLOAD.YZO
Backdoor:Win32/Simda.A (Microsoft); PAK:UPX (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Generic.KD.526648 (FSecure)
Windows 2000, Windows XP, Windows Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Via email, Downloaded from the Internet
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.
It modifies the Internet Explorer Zone Settings.
As of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
577,024 bytes
EXE
No
16 Feb 2012
Connects to URLs/IPs
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.
Web Browser Home Page and Search Page Modification
This Trojan modifies the Internet Explorer Zone Settings.
Download Routine
This Trojan connects to the following URL(s) to download its component file(s):
- http://www.{BLOCKED}tarturismo.com.br/conq/images/comprovante.pdf
As of this writing, the said sites are inaccessible.
SOLUTION
9.200
10.620.04
19 Feb 2014
10.621.00
20 Feb 2014
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 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 TROJ_BANLOAD.YZO. 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 this Knowledge Base page for more information.
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