PE_AGENT.ITEH

July 10, 2013
 ALIASES:

Backdoor:Win32/Small (Microsoft); W32/Stayt.a (McAfee); W32.Stayt.A (Symantec); Virus.Win32.Agent.az (Kaspersky); Virus.Win32.Stayt.a (v) (Sunbelt); Trojan.Downloader.JJRG (FSecure)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:

  • Threat Type: File infector

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This file infector 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:

69,632 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

15 Apr 2012

Arrival Details

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

Dropping Routine

This file infector drops the following files:

  • %User Temp%\SH1.tmp

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)

Other Details

This file infector connects to the following possibly malicious URL:

  • http://www.{BLOCKED}u8.com/wwwroot/down.txt
  • http://down.{BLOCKED}dowss.cn/x.exe
  • http://test3.{BLOCKED}0.org/down/20080119.exe

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.200

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

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Temp%\SH1.tmp

Step 3

Scan your computer with your Trend Micro product to clean files detected as PE_AGENT.ITEH. 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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