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Klez overtakes SirCam in virus stakes
News Klez.h appears to be overtaking SirCam as the most virulent computer virus to date. This particular version of the virus surfaced in April, and is also known as Klez.g, Klez.h and Klez.k, depending on the security advisory that's referring to it.
[May 28, 2002, 12:55]
Klez worm refuses to die
News A month after it started spreading, the Klez.h worm isn't slowing down, said antivirus experts on Friday. The Klez.h variant, which appeared in mid-April, infects PCs whose users open the attachment to an infected e-mail.
[May 20, 2002, 9:19]
Chernobyl virus hitches a ride
News The persistent pest, which made a strong comeback last month in the form of the Klez.h variant, is now helping revive the Chernobyl virus, according to a new report from antivirus company Symantec. Bug writers hit pay dirt with the Klez.h variant...
[May 7, 2002, 8:54]
Klez worm variant infests UK
News UK-based MessageLabs said the Klez.H worm, which spreads via email, has proliferated "dramatically" during the day on Friday. Klez.H, as it is called by most antivirus vendors, is a modified version of a worm that has been around for months.
[April 19, 2002, 16:23]
Klez worm on the loose again
News Alternately known as Klez.g, Klez.h and Klez.k, depending on the security advisory that's referring to it, the worm has its own email engine to mass mail itself to potential victims, and it also attempts to deactivate some antivirus products.
[April 18, 2002, 8:50]
Klez variant strikes unprotected PCs
News Trend Micro's Worldwide Virus Tracking Center, a Web service that reports incidents of a virus infection aggregated from calls to Trend Micro's customer support and any instances found by its online virus scanner, says the Klez.H worm -- which...
[April 25, 2002, 8:56]
Klez worms its way to the top of the virus charts
News Panda Software scanned more than 2,000 PCs around the world and found that 7.2 percent had the H or I versions of the Klez worm, said Patrick Hinojosa, chief technical officer for the company. Considering that the H and I versions of Klez have been...
[April 30, 2002, 8:35]
Bugbear to set new virus record
News Last week, email service provider MessageLabs intercepted 320,000 missives containing the Bugbear attachment, more than the Klez.h virus managed in its first week in April. Klez.h has created the most-ever Internet traffic so far.
[October 8, 2002, 7:45]
Klez virus set to wipe itself out
News The Klez.E variant runs a distant second to its far more prevalent Klez.H cousin, making up only 3 percent of the junk email associated with the Klez virus. Klez.H accounts for the other 97 percent. Data from email services provider MessageLabs...
[September 6, 2002, 10:16]
Klez still dominates the virus top 10
News W32/Klez-H (Klez variant) 12.7 per cent Yet again Klez was the most common source of virus reports during the month of April, as measured by anti-virus firm Sophos. Graham Cluley, senior technology consultant at Sophos Anti-Virus, said: "While Klez...
[April 30, 2003, 13:31]
Klez still surfing the virus top ten
News W32/Klez-H (Klez variant) 13.7 percent Klez has claimed a remarkable thirteenth month in the top 10 list of most frequently occurring viruses -- raising concerns about the vigilance of IT managers and administrators charged with updating their...
[March 3, 2003, 16:04]
Bugbear rise knocks out Klez
News The Bugbear worm is shaping up into the most serious Internet threat in months, according to security researchers, as it surpassed the lingering Klez.H to become the fastest-spreading virus of the moment.
[October 3, 2002, 16:05]
Klez virus passes confidential info
News Security-software maker Symantec upgraded on Wednesday the latest variant, which it labelled W32.Klez.H, to a threat level of three from a previous rating of two. Known as Klez.G, Klez.H and Klez.K, depending on the security advisory, the newest...
[April 22, 2002, 10:16]
Email viruses show dramatic rise
News According to the report, which measured results up to the end of the second week of December, the most active virus was Klez.H with 4.9 million copies stopped by MessageLabs. Yaha.E came second with 1.1 million copies, then it was Bugbear.A with...
[December 16, 2002, 10:19]
Report: Viruses spreading on the double
News Klez, which started off as a fairly innocuous mass-mailing worm, mutated into nastier versions as virus writers tried to improve on the original code, resulting in the pandemic Klez.h variant. Various forms of the Klez worm were the worst offenders...
[June 19, 2002, 9:35]
Bugbear tops virus charts
News W32/Bugbear-A (Bugbear worm) 29.4 per cent W32/Braid-A (Braid worm) 8.5 per cent W32/Klez-H (Klez variant) 7.7 per cent W32/Opaserv-A (Opaserv worm) 5.4 per cent W32/Opaserv-C (Opaserv variant) 5.1 per cent W32/Flcss (FunLove worm) 4.6 per cent...
[December 2, 2002, 7:38]
Braid virus winds its way through email
News The Klez.h variant of the Klez virus has sent out millions of email messages with a copy of itself attached. Although the company has seen only 43 copies of the virus -- indicating an extremely slow start -- W32.Braid shares some attributes of the...
[November 5, 2002, 8:16]
Bugbear virus threat on the rise
News That placed it second to Klez.h, which accounted for about 14,000 email messages. A new email virus gained a greater foothold in unpatched Windows PCs on Tuesday, spurring antivirus companies to upgrade their estimate of the virus' danger.
[October 2, 2002, 8:02]
W32 viruses top the charts
News Topping the list was Klez-H, followed by Badtrans-B, and then Elkern-C. This year Windows 32 viruses have accounted for all the positions on the top 10 list, according to a virus occurrence summary. Last month, it was reported that computer viruses...
[July 5, 2002, 7:58]
Swen worm tops virus charts
News On Friday, email provider Messagelabs said its email servers had stopped more copies of Swen than any other worm, including Klez.H, the previous top threat. Security experts have said that the Swen mass-mailing Windows worm appears to be spreading...
[September 19, 2003, 15:55]
