There is currently a DDoS attack against a number of websites, most of them belong to US and South Korea goverment sites. The malware involved in the attack has been detected as Mydoom.HN. This is the list of URLs that is targeting:

www.president.go.kr
www.mnd.go.kr
www.mofat.go.kr
www.assembly.go.kr
www.usfk.mil
blog.naver.com
mail.naver.com
banking.nonghyup.com
ezbank.shinhan.com
ebank.keb.co.kr
www.hannara.or.kr
www.chosun.com
www.auction.co.kr
www.whitehouse.gov
www.faa.gov
www.dhs.gov
www.state.gov
www.voanews.com
www.defenselink.mil
www.nyse.com
www.nasdaq.com
finance.yahoo.com
www.usauctionslive.com
www.usbank.com
www.washingtonpost.com
www.ustreas.gov
whitehouse.gov
faa.gov
evisaforms.state.gov
www.moneyfactory.gov
www.dot.gov
www.ftc.gov
www.nsa.gov
www.usps.gov
www.voa.gov
www.yahoo.com
travel.state.gov
www.nyse.com
www.site-by-site.com
www.marketwatch.com
www.amazon.com