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PE_DZAN.C

October 02, 2013
 ALIASES:

Virus:Win32/Dzan.B (Microsoft); W32/Dzan.c (McAfee); W32.Dizan.C (Symantec); Virus.Win32.Dzan.c (Kaspersky); Virus.Win32.Dzan.c (v) (Sunbelt); Win32.Dzan.GEN (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:

118,784 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

12 Sep 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.

Installation

This file infector creates the following folders:

  • %System%\1021

(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.)

Dropping Routine

This file infector drops the following files:

  • %System%\1021\services.exe
  • %Windows%\INETINFO.exe

(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.. %Windows% is the Windows folder, which is usually C:\Windows.)

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 these components

[ Learn More ]
There may be some components 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.
  • %System%\1021\services.exe
  • %Windows%\INETINFO.exe

Step 3

Search and delete this folder

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %System%\1021

Step 4

Scan your computer with your Trend Micro product to clean files detected as PE_DZAN.C. 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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