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Malware: Archive: June 2004 

6/30: Bankhook.A Steals User Information

Bankhook.A is a Trojan that installs itself in the affected computer by taking advantage of several vulnerabilities.

6/30: Agobot-KG Sets Up IRC Channel

W32/Agobot-KG is an IRC backdoor Trojan and network worm which establishes an IRC channel to a remote server in order to grant an intruder access to the compromised machine.

6/30: Rbot-CG Allows Unauthorized Access

W32/Rbot-CG is a backdoor Trojan and network worm that allows unauthorized remote access to the infected computer via IRC channels while running in the background as a service process.

CEO Warns Threats are Coming from the Inside

The CEO of a security start-up says IT administrators aren't paying enough attention to the threats that are coming from within their own networks.

6/30: Doep.A Spreads Via File Sharing

W32.Doep.A is a worm that spreads through file-sharing networks, such as Kazaa, eMule, eDonkey2000, Lphant, and Overnet.

Spyware Sneaking into the Enterprise

Not just for consumers anymore, invasive programs are finding comfort in the corporate realm and leaving more than unwanted ads in their wake.

6/29: Trojan.Ecure Modifies IE Page

Trojan.Ecure is a Trojan horse that modifies the Hosts file and Internet Explorer home page.

US-CERT: Beware of IE

The U.S. government's cybersecurity unit recommends ditching Internet Explorer in favor of other, safer browsers.

6/29: Downloader-LY Carries Trojan

Downloader-LY is a Trojan that attempts to connect to a remote URL, and downloads Keylog Briss.

6/29: Boxed.D Performs DoS Attacks

Trojan.Boxed.D is a Trojan horse that performs a Denial of Service (DoS) attack on certain Web sites.

6/29: Rbot-CC Has Backdoor Capabilities

W32/Rbot-CC is a member of the W32/Rbot family of worms with backdoor component.

6/29: Gaobot.AUS Lets Attackers In

W32.Gaobot.AUS is a repacked variant of W32.Gaobot.SN.

6/29: Randex.ATX Remotely Controlled

W32.Randex.ATX is a network-aware worm that may be remotely controlled using IRC.

Casino Stacks the Deck with New IDS System

The Riviera Hotel & Casino in Las Vegas has to deal with more than its share of hacker attacks. To fight off these threats, IT administrators there recently went shopping for an IDS system.

Gates on Spam

It's gonna get better, the chairman promises.

6/28: Backdoor-AXY Runs Silently

Backdoor-AXY is a Trojan that upon execution, runs silently, no GUI message boxes appear.

6/28: JS-Ject.A Hides in Hostile Web Pages

JS_Ject.A is Trojan script that usually arrives as an encrypted Java script file embedded in malicious Web pages.

6/28: Backdoor-CCL Running Wild

Backdoor-CCL is a Trojan that when executed, the file runs silently, no GUI message boxes appear.

6/28: Mota May Arrive As Attachment

W32/Mota.worm may arrive as an e-mail file attachment with the file attachment being either a .scr or .pif or .zip file.

6/28: Backdoor.Botex Steals Information

Backdoor.Botex is a backdoor program to allow unauthorized remote access to a compromised system.

6/28: JS-Scoba.A is Trojan Script

JS-Scoba.A is Trojan script that is usually embedded in malicious Web pages.

6/28: Agobot-KE Exploits Weak Passwords

W32/Agobot-KE is a backdoor Trojan and worm that spreads to computers protected by weak passwords.

6/28: Rbot-CA Allows Remote Access

W32/Rbot-CA is a worm that attempts to spread to remote network shares.

Malware Attack Thwarted but Danger Lurks

Critical IE vulnerability remains unpatched.

Predictability Can Be Fatal

eSecurityPlanet Columnist George Bakos says that in computing, as in life and love, being predictable can be a fatal flaw. Hackers and worm authors thrive on default settings. Bakos talks about how to get around that.

Soft on the Inside

While external security threats abound, most serious risks still emanate from lax policies and procedures and a lack of ongoing employee training.

A Spec to Spike Spam?

The latest anti-spam effort by the four largest U.S. ISPs is a joint specification to eliminate spoofed e-mail addresses.

Major Web Attack May Steal Financial Data

IT administrators are being warned to double check their servers, and Web surfers are being cautioned after a widespread hacker attack has compromised major corporate Web sites and infected thousands of users' computers.

6/25: Sdbot.Fo Exploits LSASS Flaw

Worm_Sdbot.Fo is a worm that spreads by exploiting the Windows LSASS flaw, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/25: JS.Scob Executes Javascript File

JS.Scob.Trojan is a simple trojan that executes a JavaScript file from a remote server.

6/25: Korgo.V Exploits Vulnerability

Worm_Korgo.V exploits the Windows LSASS vulnerability, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/25: BackDoor-AXJ Very Active

BackDoor-AXJ is a Trojan that when run on the victim machine, serves multiple actions.

6/25: Korgo.U Exploits LSASS Flaw

Korgo.U is a worm that spreads via the Internet by exploiting the LSASS vulnerability in remote computers.

6/25: JS/Scob-A a Java Script Trojan

JS/Scob-A is a Java script trojan that is reported to be appended to HTML files on IIS machines.

6/24: Korgo.T Exploits LSASS Vulnerability

Worm_Korgo.T is a memory-resident worm that exploits the Windows LSASS vulnerability, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/24: Sdbot-JF Allows Remote Access

W32/Sdbot-JB is a worm that attempts to spread to remote network shares.

6/24: Downloader.JH Downloads Dialer

Downloader.JH is a Trojan that gets information on the affected computer in order to download a dialer, detected by Panda Software as Dialer.DA, to the computer.

6/24: Bobax.B Exploits LSASS Vulnerability

Worm_Bobax.B is known to exploit the Windows LSASS vulnerability, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of an affected system.

Anti-Spyware Bill Clears Committee Hurdle

Bill sponsors amend anti-spyware measure to cure Internet 'cancer.'

6/24: Korgo.R Scans IP Addresses

W32/Korgo-R is a network worm using the LSASS exploit to propagate (MS04-011).

IM -- a Threat to Network Security

Employees using instant messaging could be opening up gaping holes in their companies' network security.

AOL Employee Arrested in Spam Sting

Millions of screen names were used to illegally promote an Internet gambling operation.

6/23: Korgo.S Exploiting LSASS Vulnerability

Continuing its way through the alphabet, Panda Software issued an alert for the S variant of the Korgo worm, which spreads via the Internet by exploiting the LSASS vulnerability in remote computers.

6/23: Agobot-KC Seeks Weak Passwords

W32/Agobot-KC is a backdoor worm that spreads to computers protected by weak passwords.

6/23: Korgo Q, R Variants Use LSASS Flaw

Some security vendors have issued alerts for the Q and R variants of the Korgo worm, which spreads via the Internet by exploiting the LSASS vulnerability in remote computers.

Buffer Overflows in ISC's DHCP

Users at risk of denial-of-service or code execution attacks.

6/22: Rbot-BL Spreads to Remote Shares

W32/Rbot-BL is a worm that attempts to spread to remote network shares.

6/22: Ranky.G Runs as Proxy Server

Backdoor.Ranky.G is a Trojan horse that runs as a proxy server.

6/21: Lovgate-V Spreads Multiple Ways

W32/Lovgate-V is a variant of the W32/Lovgate family of worms that spread via email, network shares and filesharing networks.

6/21: Korgo-N, O, P Exploit LSASS Flaw

Some security vendors Monday issued alerts for the N, O and P variants of the Korgo worm, which spread by exploiting the LSASS vulnerability in Windows.

6/21: Rbot-BI Runs in Background

W32/Rbot-BI is a worm that attempts to spread to remote network shares.

6/21: IPScanner.A is a Hacking Tool

IPScanner.A is a hacking tool.

6/21: Hacarmy.C Gives Hacker Control

Backdoor.Hacarmy.C is a Backdoor Trojan horse that gives an attacker control over a compromised computer.

6/21: Lovgate.AB Spreads Via Email

Worm_Lovgate.AB drops copies of itself in several locations using varying file names.

6/18: Sdbot-JB Allows Remote Access

W32/Sdbot-JB is a worm that attempts to spread to remote network shares.

6/18: Rbot-BC Runs in Background

W32/Rbot-BC is a worm that attempts to spread to remote network shares.

6/18: Lovgate-V Spreading Widely

W32/Lovgate-V is a variant of the W32/Lovgate family of worms that spread via email, network shares and filesharing networks.

6/18: Dansh-A Copies to Windows

W32/Dansh-A is a network worm and IRC backdoor Trojan that can copy itself to the Windows System32 folder as DESKTOP.EXE when executed.

6/18: Korgo L,M Exploit Buffer Flaw

W32.Korgo.L and M are the latest variants of the W32.Korgo.I worm and attempt to propagate by exploiting the Microsoft Windows LSASS Buffer Overrun Vulnerability (described in Microsoft Security Bulletin MS04-011) on TCP port 445.

Crisis of Confidence Spawns Confidence Games

The spam problem is inextricably linked to any number of other Bad Things lurking on the 'Net.

IT and End Users Differ on Spam Severity

IT managers report they're struggling to hold spam at bay, but end users say it's not a huge problem. What they do agree on is that spam isn't going away anytime soon, and will probably just get worse.

6/18: Backdoor.Nibu.H Opens Trojan

Backdoor.Nibu.H opens a backdoor Trojan horse on a compromised system.

6/17: Rbot-AX Spreads to Remote Shares

W32/Rbot-AX is a worm that attempts to spread to remote network shares.

6/17: PWSteal.Bammer.A Steals Passwords

PWSteal.Bamer.A steals passwords when you visit Web sites the belong to certain banks.

6/17: Rbot-AY Exploits OS Vulnerabilities

W32/Rbot-AY is a worm and backdoor that spreads by exploiting various operating system vulnerabilities, weak passwords on shares and SQL servers and backdoors opened by other worms and Trojans.

6/17: Agobot-KB Exploits Passwords

W32/Agobot-KB is a backdoor Trojan and worm that spreads to computers protected by weak passwords.

Newcomer Zafi-B Cracks Top 5

Only a week old, Zafi-B is spreading wildly around the world, working itself into the Top Five ranking of the Most Dangerous Malware.

6/17: Argen Is Malware Joke

Argen is a malware type joke.

6/17: Download.Ject Installs File

Download.Ject is a Trojan horse that attempts to download and install a file by exploiting a vulnerability in Internet Explorer.

6/17: Sdbot.RZ Uses NetBEUI Functions

Worm_Sdbot.RZ is a memory-resident worm that spreads through network shares.

Symbol Buys Trio Security

Three-factor encryption technology comes to Symbol handheld devices.

Honeypots Let You Spy on Your Enemy

What's one of the first tenets of warfare? Know your enemy. Well, one of the authors of a new book tells eSecurityPlanet that using honeypots is one of the best ways to do just that.

6/16: Download.Ject Installs File

Download.Ject is a Trojan that attempts to download and install a file on a compromised system by exploiting a vulnerability in Internet Explorer.

6/16: Korgo-H Exploits LSASS Flaw

W32/Korgo-H is a member of the W32/Korgo family of network worms that propagates using the LSASS exploit (TCP port 445).

6/16: Rbot-AV Spreads to Remote Shares

W32/Rbot-AV is a worm that attempts to spread to remote network shares.

6/16: Agobot-WR Attacks Weak Passwords

W32/Agobot-WR is an IRC backdoor Trojan and network worm.

Do-Not-Spam List Great For Spammers

After a six-month study, the FTC updates Congress on the National Do Not E-Mail registry. Hint: It's not a good thing.

6/16: Boxed-A, B Launch DoS Attacks

Trojan.Boxed.A and B variants are Trojan horses that perform a Denial of Service (DoS) attack on certain Web sites.

615: Paps.A@mm Disguised as Attachment

W32.Paps.A@mm is a mass-mailing worm that sends itself as an attachment to the email addresses that it finds on a computer.

Cell Phone Virus Ringing

First mobile phone worm squirms through Symbian OS.

6/15: EPOC.Cabir Spreads Via Bluetooth

EPOC.Cabir is a proof-of-concept worm that replicates on Nokia Series 60 phones.

6/15: Rbot-AS Attacks Weak Passwords

W32/Rbot-AS is a worm that attempts to spread to remote network shares.

6/15: Rbot-AQ Uses Remote Shares

W32/Rbot-AQ is a worm that attempts to spread to remote network shares.

Windows SP2 Comes Closer with RC 2

Microsoft reveals code for its oft-delayed second release candidate to developers ahead of the summer deadline for the finished product.

6/15: StartPage Changes Browser Settings

StartPage is a trojan that when executed, modifies certain Internet Browser settings.

Buffer Overflows Patched in RealPlayer

A buffer overflow vulnerability in RealNetworks' flagship RealPlayer software could put millions of users at risk of PC takeover.

6/14: Plexus.a@mm, Plexus.b@mm Spreading

W32/Plexus.a@MM and its b variant are worms that propagate through different vectors.

6/14: Qhosts.apd a Modified Hosts File

Qhosts.apd is a modified HOSTS file.

6/14: Dansh.worm!irc an IRC Bot

W32/Dansh.worm!irc is an IRC bot that is intended to propagate via various mechanisms.

6/14: Korgo.G Exploits LSASS Flaw

Worm_Korgo.G, previously detected as Worm_Korgo.F, propagates by exploiting a flaw in the Windows LSASS (Local Security Authority Subsystem Service), which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/14: Spybot-CO Spreads via KaZaA Network

W32/Spybot-CO is a P2P worm that spreads via the KaZaA file sharing network.

The Real Threats to Security are Changing

Today, the threats to our online activities are shifting. eSecurityPlanet's new columnist, Bob Hillery, takes a look at the changing threats and what we should be doing about them.

6/14: Zafi.B Now a High-Level Threat

According to data from PandaLabs, the Zafi.B worm, first detected last week, is now spreading widely around the world.

Has Julian Haight Gone Straight?

Executive Tech columnist Brian Livingston chats with Julian Haight, controversial director of spam-blocking system SpamCop, about the value of and problems with 'blocklists'.

6/14: Sober-H Emails Messages in German

Troj/Sober-H emails messages in German to addresses found in files on the hard disk.

6/11: Pam.worm Written in Delphi

W32/Pam.worm is a floppy worm written in Delphi.

6/11: Rbot-AE Uses Remote Shares

W32/Rbot-AE is a worm that attempts to spread to remote network shares.

6/11: Sasser.G Exploits LSASS Flaw

W32.Sasser.G is a minor variant of W32.Sasser.Worm.

6/11: W32/Zafi-B Sets Registry Entry

W32/Zafi-B is a peer-to-peer (P2P) and email worm that will copy itself to the Windows system folder as a randomly named EXE file and set the following registry entry to ensure that it will be run on system restart.

6/10: X97M.Crex Infects Spreadsheets

X97M.Crex is a macro virus that infects Microsoft Excel 97 (and later) spreadsheets.

Open Source CVS Flaw Sparks Use Audits

After new breaches found in CVS, open source community mulls how extensively they use the online repository.

6/10: VB_Pub.A Spreads Via Email

VB_Pub.A is malicious Visual Basic (VB) script that spreads via email.

6/10: Downloader-LB Being Spammed

Downloader-LB is a trojan believed to have been Spammed to many users as an attachment 'Clock.exe.'

Zero-Day Exploit Targets IE Flaws

Browser vulnerabilities carry an 'extremely critical' rating and is being exploited to launch adware on infected machines.

6/10: Agobot-XX Exploits Bad Passwords

W32/Agobot-XX is capable of spreading to computers on the local network protected by weak passwords.

6/10: Agobot-JX Targets MyDoom Infections

W32/Agobot-JX is a backdoor Trojan and worm that spreads to computers protected by weak passwords and to computers infected with variants of W32/MyDoom.

6/10: Downloader-KP Arrives in File

Downloader-KP is not an email virus.

6/10: Agobot-JT Allows Unauthorized Access

W32/Agobot-JT is a backdoor worm that runs in the background as a system process and allows unauthorized remote access to the computer.

6/9: W32.Tubty.A@mm Uses SMTP Engine to Mail Itself

W32.Tubty.A@mm is a mass-mailing worm that uses its own SMTP engine to send itself to all the contacts in the Windows Address Book.

6/9: Downloader.GK a 'High Threat'

Panda Software Wednesday issued a high threat alert for Downloader.GK, a Trojan that downloads and runs adware programs on the affected computer.

6/9: Korgo-I Exploits LSASS to Spread

W32/Korgo-I is a member of the W32/Korgo network worms family that propagates by using the LSASS exploit.

6/9: Rbot.AF Uses NetBEUI Functions

Worm_Rbot.AF is a worm that spreads through network shares.

Oracle Fixes E-Business Suite Flaw

US-CERT warns that attackers could exploit the vulnerability and execute arbitrary SQL statements.

6/9: BackDoor-AET is C++ Trojan

BackDoor-AET is a remote access trojan written in Microsoft Visual C++.

6/9: Agobot-JP Hits Weak Passwords

W32/Agobot-JP is a backdoor Trojan and worm that spreads to computers protected by weak passwords.

6/9: Rbot-AA Spreads to Remote Shares

W32/Rbot-AA is a worm that attempts to spread to remote network shares.

6/9: Gletta.A Steals Banking Information

Trojan.Gletta.A is a Trojan horse that steals Internet banking passwords.

Threat Heightened for Korgo Family

Report comes out warning that the creator of the Korgo family of worms seems to be carrying out experments with new variants aimed at catching users off guard while aiming to cause a serious epidemic.

Exec Talks about Growing Security Pressures

IT administrators and security officers are under a lot more pressure than ever before. Ken Xie, president of Fortinet Inc., talks to eSecurityPlanet about the added workload and what can be done to make the job a little easier.

6/8: Trojan.Dingsta.A Logs Keystrokes

Trojan.Dingsta.A is a keylogger that tries to log keystrokes that are typed in open Web browser windows.

Bagle-AA Called 'Very Aggressive'

Bagle-AA has moved up the ranks to become the fifth most dangerous malware roaming the Internet.

6/8: StartPA-AE Changes IE Settings

Troj/StartPa-AE changes browser settings for Microsoft Internet Explorer each time Windows is started.

6/8: Keylog-Dingxa Captures Keystrokes

Keylog-Dingxa is a keylogging Trojan that captures keystroke information on the victim machine.

6/8: Spybot-CC Uses Kazaa P2P to Spread

W32/Spybot-CC is a backdoor Trojan and worm that spreads via file sharing on Kazaa P2P networks and by copying itself to network shares that have weak password protection on the $ADMIN share.

Nine out of 10 U.S. Emails Now Spam

Spam levels have reached new heights -- or lows as the case may be. Nine out of 10 emails traveling across the U.S. are spam, according to a new report.

Spam-Fighting Theories Far From Practice

Gartner says filters, sender authentication-reputation initiatives not likely to provide short-term relief.

6/8: Korgo-G & H Exploit LSASS Flaw

Security vendors Tuesday issued alerts for the G and H variants of the Korgo worm, a network worm that uses the LSASS exploit to propagate.

6/8: Dumaru-AK Drops Itself Into Win Folder

W32/Dumaru-AK consists of a dropper and a number of dropped files.

6/7: Spybot-BZ Copies Itself to Folder

W32/Spybot-BZ attempts to copy itself to CRCSSV.EXE in the Windows system folder.

6/7: Backdoor.Ducy Grants Remote Access

Backdoor.Ducy is a backdoor program designed to grant unauthorized access via MSN Messenger.

Immunize Your Servers Against Attack

A security company is shipping today new software it claims will better protect your servers against hacker attacks -- whether or not you've installed the latest patches from Microsoft.

6/7: Unknown Trojan Executes VB Script

During Sunday and Monday, MessageLabs reported intercepting several copies of a new, multi-stage Trojan whose name is unknown.

The Deadly Duo: Spam and Viruses, May 2004

The spam volume remains unchanged over the month, but Internet users don't have reason to celebrate, as the plateau is not indicative of an imminent decline in unwanted messages.

Reacting to Attacks Dooms Us to Failure

eSecurityPlanet's new columnist Ken van Wyk talks about the way we defend ourselves from attack. Reacting to a situation isn't working, and it hasn't been working for some time. Van Wyk says it's time we get proactive.

6/7: Mitglieder.L Creates Email Relay

Trojan.Mitglieder.L is a Trojan horse program that allows a compromised system to be used as an email relay, according to Symantec, which issued an alert Monday.

6/7: Sdbot-DB Allows Access Via IRC

W32/Sdbot-DB is a network worm and IRC backdoor Trojan that runs in the background as a service process and allows unauthorized remote access to the computer via IRC channels.

6/7: Rainwash Copies to Kazaa Folder

W32.Rainwash is a worm that propagates by copying itself to the Kazaa shared folder.

Look Out For 3-Headed Plexus Worm

A patch Microsoft issued in April could fend off the malicious mutant.

6/4: Aladinz-R Lets Remote Attacker In

Backdoor.IRC.Aladinz.R is a backdoor server that allows a remote attacker to obtain access to your computer.

6/4: Korgo-A Uses LSASS to Spread

W32/Korgo-A is a network worm using the LSASS exploit to propagate, according to Sophos, which issued an alert Friday.

6/4: Korgo-D Attacks Buffer Overrun

Worm_Korgo.D is a member of the KORGO family of worms, which propagates by exploiting a buffer overrun vulnerability in the Windows LSASS (Local Security Authority Subsystem Service).

6/4: Korgo-F Allows Remote Control

To propagate this worm exploits the Windows LSASS vulnerability, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/4: Worm_Korgo.G Exploits Windows Flaw

Worm_Korgo.G propagates by exploiting a flaw in the Windows LSASS (Local Security Authority Subsystem Service), which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/4: Plexus-A Travels Network Shares

Worm_Plexus.A arrives via network shares, and takes advantage of the Remote Procedure Call (RPC) Distributed Component Object Model (DCOM) vulnerability in Windows.

6/4: Agobot-JM an IRC Bot

W32/Agobot-JM is a member of the W32/Agobot family of network worms and backdoor Trojans that exploits a number of known vulnerabilities and is also able to function as an IRC bot.

Broadcom Makes Storage Security Standard

Broadcom has unveiled storage management software that puts the company at the forefront of vendors addressing storage security concerns.

Could Arrests Slow Torrent of Virus Attacks?

After weathering a storm of viruses last month, security analysts are hoping that June isn't hit nearly as hard. But they're not getting their hopes too high.

6/4: Agobot.300544 a Memory Resident

Worm/Agobot.300544 is a memory resident Internet worm that spreads by capitalizing on various Microsoft vulnerabilities, as well as through network shares.

Sasser Still Battering Networks Globally

The Sasser worm continues to raise its ugly head, battering enterprise and home user networks around the globe.

Security Bug in Linksys Wireless-G Router

The flaw carries a 'moderately critical' rating and could give malicious hackers administrative access to vulnerable devices.

6/3: Rbot-94208 Uses mIRC to Spread

Worm/Rbot.94208 is an Internet worm that spreads through the use of the mIRC network.

6/3: Rbot-Y has Backdoor Trojan

W32/Rbot-Y is a worm that attempts to spread to remote network shares, according to Sophos, which issued an alert Thursday.

6/3: Korgo.E Exploits Buffer Overrun Bug

Worm_Korgo.E is a member of the Korgo family of worms, which propagates by exploiting a buffer overrun vulnerability in the Windows LSASS (Local Security Authority Subsystem Service).

6/3: Korgo-G Surfaces to a Low Alert

W32.Korgo.G is a minor variant of W32.Korgo.C, according to Symantec and McAfee, which issued low-level alerts Thursday.

6/3: Agobot-SU Controlled by IRC Bot

Worm_Agobot.SU is a memory-resident worm that spreads through network shares.

Learn the Basics of Handheld Security

While PDA and smartphone security is often a forgotten piece of the security infrastructure, these devices have the ability to transmit and receive viruses, and can be exploited in numerous ways. In this article, the first in a series on the subject, we provide a general overview of PDA security and discuss vulnerabilities, products, security issues, and policies.

6/3: Korgo-D Attacks LSASS Exploit

W32/Korgo-D is a variant of the W32/Korgo-C network worm and backdoor that propagates by using the LSASS exploit, according to Sophos, which issued an alert Thursday.

Netsky-P Still Top Threat After 4 Months

Netsky-P, first discovered March 22, has a new trick up its sleeve. Thousands of reports are in that the worm now is disguising itself as a Harry Potter Computer game.

6/2: Korgo-F Threat Level Heightened

Because of a flood of submissions in the past 12 hours, at least one anti-virus company has raised the threat level on Korgo-F.

6/2: Agobot-SG Targets Weak Passwords

W32/Agobot-SG is a backdoor Trojan and network worm that can spread by copying itself to network shares with weak passwords and may attempt to spread using the DCOM RPC and/or RPC locator vulnerabilities, according to Sophos, which issued an alert Wednesday.

6/2: Korgo-D Exploits Buffer Overrun

Worm_Korgo.D is a worm that propagates by exploiting the Windows LSASS vulnerability, which is a buffer overrun that allows remote code execution and enables an attacker to gain full control of the affected system.

6/2: Korgo-F Exploits Windows Bug

W32.Korgo.F is a minor variant of W32.Korgo.E, according to Symantec, which issued an alert Wednesday.

6/2: Rbot-X Connects to Remote Server

W32/Rbot-X is an IRC backdoor Trojan and network worm, according to Sophos, which issued an alert Wednesday.

6/2: W64_Rugrat.A Targets 64-Bit Systems

W64_RUGRAT.A is a file infector that targets 64-bit systems and infects 64-bit .EXE files by appending its code to the host PE (Portable Executable) file.

6/2: Three Korgo Variants Hit the Wild

McAfee issued alerts for three variants of the Korgo worm: W32/Korgo.worm.f and the c and e variants, all of which are self-executing worms that spread by exploiting a Microsoft Windows vulnerability.

6/2: Backdoor-CBA Installs Itself in 'Run' Key

Backdoor-CBA is a Trojan that when run, installs itself in the 'Run' key as SCHECK to be loaded on next restart.

We've Made Some Changes to eSecurityPlanet

We have added a few things to eSecurityPlanet -- changes designed to give you more information, faster.

AT&T on DoS: Early Detection Equals Prevention

The carrier introduces a new service to thwart denial-of-service attacks in corporate systems.

6/2: IRC-Scanbot Has Share-Hopping Capabilities

IRC-Scanbot is an IRC bot Trojan that has share-hopping and remote access functionality.

Netsky-Z 'ZIPs' Through Perimeter

Netsky-Z, discovered April 21, 2004, uses a ZIP file to evade corporate perimeter protection.

Netsky-D Ranked as High Risk

The D-variant of the Netsky family has become one of the most problematic bugs roaming the Internet.

6/1: Lamud-A Spreads Via Network Shares

Worm_Lamud.A is a worm that spreads via network shares, according to Trend Micro, which issued an alert Tuesday.

'Critical' CVS Heap Overflow Flaw Patched

Security researchers have discovered a heap overflow vulnerability in Concurrent Versions System (CVS), the source code maintenance system used to power open-source software development projects.

Financial Firms in Hackers' Crosshairs

IT security attacks on some of the world's leading financial institutions more than doubled from last year, according to a new survey from Deloite & Touche.