TROJ_ZBOT.ZIP

 Analysis by: Christopher Daniel So

 ALIASES:

VirTool:Win32/CeeInject.gen!A (Microsoft), Infostealer.Banker.C (Symantec), Trojan.Win32.Buzus.gjad (Kaspersky), Trojan-PSW:W32/Zbot.AHQX (FSecure), Troj/Zbot-AGJ (Sophos), W32/Buzus.VD (FProt), TR/Spy.ZBot.PI (AntiVir)

 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

This is the Trend Micro detection for files that exhibit certain behaviors.

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

  TECHNICAL DETAILS

File Size:

198,599 bytes

File Type:

ZIP

File Compression:

ZIP

Memory Resident:

No

Initial Samples Received Date:

07 Dec 2010

Arrival Details

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

  • Hello Man,

    I don't know how to say it, but I've tryed before a long time to send you some photos, but I've thought that you aren't interested to see me. But now I'm going to send you the Photos in the Attachment. Download the pictures and extract they, I'm sure that you will like they.

    Have a great day.

NOTES:

Other Details

This is the Trend Micro detection for:

  • Encrypted ZIP files containing TROJ_ZBOT.BYP.

  SOLUTION

Minimum Scan Engine:

8.900

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Scan your computer with your Trend Micro product to delete files detected as TROJ_ZBOT.ZIP. 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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