5 tips to improve your Linux desktop security

There are lots of Linux servers out there – sufficiently many that it's impossible to give the precise number, and difficult even to come up with a good approximation.

But we're unlikely to offend anyone if we say that at least 20%, probably 40%, and possibly more than 50% of the internet's servers run some flavour of Linux.

May 2015 Android malware review from Doctor Web

Principal trends in may

  • Distribution of numerous banking Trojans
  • Emergence of new locker ransomware for Android
  • Emergence of new SMS Trojans

Mobile threat of the month

May 2015 virus activity review from Doctor Web

In terms of information security, May 2015 appeared to be rather uneventful. During the last spring month, no major instances of malicious mass mailings were detected. Botnets also kept a low profile.

Scammers use Facebook to distribute malware disguised as video player

Researchers at Trend Micro have discovered a scheme where criminals are using Facebook to distribute malware disguised as a Google Chrome video installer file.

Fraud Analyst Christopher Talampas reported the finding after receiving a message from a Facebook friend containing a shortened link.

Monthly Malware Statistics from Kaspersky Lab: December 2009

The first Top Twenty lists malicious programs, adware and potentially unwanted programs that were detected and neutralized when accessed for the first time, i.e. by the on-access scanner.

Position Change in position Name Number of infected computers
1 0 Net-Worm.Win32.Kido.ir 265622
2 0 Net-Worm.Win32.Kido.iq 211101
3 0 Net-Worm.Win32.Kido.ih 145364
4 0 Virus.Win32.Sality.aa 143166
5 0 Worm.Win32.FlyStudio.cu 101743
6 New not-a-virus:AdWare.Win32.GamezTar.a 63898
7 -1 not-a-virus:AdWare.Win32.Boran.z 61156
8 -1 Trojan-Downloader.Win32.VB.eql 61022
9 -1 Trojan-Downloader.WMA.GetCodec.s 56364
10 New Trojan.Win32.Swizzor.c 54811
11 New Trojan-GameThief.Win32.Magania.cpct 42676
12 -3 Virus.Win32.Virut.ce 45127
13 -3 Virus.Win32.Induc.a 37132
14 0 Trojan-Dropper.Win32.Flystud.yo 33614
15 3 Packed.Win32.Krap.ag 31544
16 -3 Packed.Win32.Black.a 31340
17 0 Worm.Win32.Mabezat.b 31020
18 -2 Packed.Win32.Klone.bj 28814
19 -7 Packed.Win32.Black.d 28560
20 -5 Worm.Win32.AutoRun.dui 28551

Monthly Malware Statistics from Kaspersky Lab: May 2009

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout May 2009.
The first Top Twenty is based on data collected by Kaspersky Lab’s version 2009 antivirus product. The ranking is made up of the malicious programs, adware and potentially unwanted programs most frequently detected on users’ computers.
Position Change in position Name
1 0 Net-Worm.Win32.Kido.ih
2 0 Virus.Win32.Sality.aa
3 0 Trojan-Dropper.Win32.Flystud.ko
4 1 Trojan.Win32.Autoit.ci
5 8 Trojan.JS.Agent.xy
6 3 Exploit.HTML.CodeBaseExec
7 -1 Trojan-Downloader.Win32.VB.eql
8 -4 Trojan.Win32.Chifrax.a
9 3 Virus.Win32.Virut.ce
10 1 Virus.Win32.Sality.z
11 -3 Worm.Win32.AutoRun.dui
12 -5 Packed.Win32.Krap.b
13 -3 Packed.Win32.Black.a
14 0 Worm.Win32.Mabezat.b
15 0 Virus.Win32.Alman.b
16 1 Packed.Win32.Klone.bj
17 New P2P-Worm.Win32.Palevo.ddm
18 New Trojan.Win32.Swizzor.a
19 0 Exploit.JS.Agent.agc
20 0 Email-Worm.Win32.Brontok.q

There were no significant changes to this Top Twenty in May.

Doctor Web warns users of spam messages with attached malicious programs

Doctor Web virus analysts have discovered a large-scale mailing of spam messages with attached malicious programs.

Starting June 1 Doctor Web virus analysts have been registering a steadily increasing number of e-mails with attached malware.

In the night between May 31 and June 1 users could get messages informing them that they received an e-card from one of their family members. However, the attached ecard.exe was nothing more than a Trojan detected by Dr.Web anti-viruses as Trojan.DownLoad.37569.

File killer Trojan lurks in the Internet

The Russian anti-virus vendor Doctor Web warns users of a new Trojan that deletes all files and directories on a compromised computer. First cases of machines getting infected by Trojan.KillFiles.904 have been registered in the first days of June 2009.

May 2009 virus activity review from Doctor Web

Doctor Web presents the virus activity review for May 2009. In the past month the share of ransomware among other malicious programs remained the same but virus makers honed their social engineering techniques and created new tools that would make their work easier. May also saw several new rootkits. Spammers were even more eager to advertise their services using new ways to bypass spam-filters.

Ransomware

As development of malicious programs became purely commercial, a new type of virus threats — ransomware — emerged in the Internet.

Studying or hacking? Today's adolescents could be the hackers of the future

According to a survey carried out by Panda Security, more than half of adolescents between 15 and 18 years old use the Internet daily, spending, on average, 18.5 hours a week connected. The survey revealed that some 32% of this online activity is dedicated to studying, while the remaining 68% involves leisure activities, such as playing games online, watching videos, listening to music, chatting, etc.
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