VB Blog

Zitmo trojan for Android defeats two-factor authentication

Posted by Virus Bulletin on Jul 11, 2011

Malware intercepts TANs sent via SMS.

Posted by Virus Bulletin on Jul 4, 2011

Large fraction of sites deemed 'spammy or low-quality'.

Posted by Virus Bulletin on Jul 1, 2011

The July issue of Virus Bulletin is now available for subscribers to download.

Posted by Virus Bulletin on Jun 30, 2011

Templates from social networking sites used to make messages appear legitimate.

Posted by Virus Bulletin on Jun 27, 2011

ChronoPay co-founder arrested for DDoS attacks on rivals.

Posted by Virus Bulletin on Jun 22, 2011

Latest VB100 results published - full report now also available.

Posted by Virus Bulletin on Jun 20, 2011

Android trojan makes use of root exploit.

Posted by Virus Bulletin on Jun 20, 2011

Posted by Virus Bulletin on Jun 17, 2011

SpyEye configuration intercepts personal data submitted to legitimate websites.

Posted by Virus Bulletin on Jun 16, 2011

Man who threatened World Cup bookmakers with DDoS attack convicted.

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The VB2014 presentation you never saw. Early launch Android malware: your phone is 0wned

Malicious apps may have more privileges than security software.
Malicious apps may have more privileges than security software. There are many people without whom a Virus Bulletin conference wouldn't be possible: the VB team, the crew from Cue… https://www.virusbulletin.com/blog/2014/10/presentation-you-never-saw-early-launch-android-malware-your-phone-0wned/

Crypto blunder makes TorrentLocker easy to crack

Use of single XOR key leaves ransomware open to known-plaintext attack.
Use of single XOR key leaves ransomware open to known-plaintext attack. It has been said many times before: cryptography is hard. Earlier this year, the authors of the 'Bitcrypt'… https://www.virusbulletin.com/blog/2014/09/crypto-blunder-makes-torrentlocker-easy-crack/

Researchers release CryptoLocker decryption tool

Tool uses private keys found in database of victims.
Tool uses private keys found in database of victims.Please note: this blog post was written in August 2014 and refers to a particular kind of encryption-ransomware that was active… https://www.virusbulletin.com/blog/2014/08/researchers-release-cryptolocker-decryption-tool/

Researchers crack ransomware encryption

'Bitcrypt' authors confused their bytes and digits.
'Bitcrypt' authors confused their bytes and digits. Two French researchers have found a serious vulnerability in a new piece of ransomware that has allowed them to crack the keys… https://www.virusbulletin.com/blog/2014/02/researchers-crack-ransomware-encryption/

Browser-based ransomware uses scare tactics to extort money

Unsophisticated scam shows the high level of commoditization of today's cybercrime.
Unsophisticated scam shows the high level of commoditization of today's cybercrime. A case of browser-based ransomware, that is currently using social engineering tactics in an… https://www.virusbulletin.com/blog/2014/01/browser-based-ransomware-uses-scare-tactics-extort-money/

NCA issues alert on CryptoLocker ransomware

Malware demands $1,000 ransom to decrypt files.
Malware demands $1,000 ransom to decrypt files. This weekend, the UK's National Crime Agency (NCA) issued an alert about the 'CryptoLocker' ransomware - following a similar alert… https://www.virusbulletin.com/blog/2013/11/nca-issues-alert-cryptolocker-ransomware/

VB2012 last-minute papers announced

Hot topics to be covered at VB conference in Dallas.
Hot topics to be covered at VB conference in Dallas. For the last six years, VB has set aside a section of the VB conference for 'last-minute' papers, the idea being that… https://www.virusbulletin.com/blog/2012/09/last-minute-papers-announced/

Gach do bonn a mbaineann a chur chugainn

Why cybercriminals may have a reason for using Irish language in a ransomware scam.
Why cybercriminals may have a reason for using Irish language in a ransomware scam. According to a story that made the security headlines this weekend, and which seems to orginate… https://www.virusbulletin.com/blog/2012/09/gach-do-bonn-mbaineann-chur-chugainn/

Ransom trojan demands Windows re-activation

Criminals make money through calls to supposedly free phone number.
Criminals make money through calls to supposedly free phone number. A new piece of ransomware has been discovered that shows the PC user a blue screen and asks them to re-activate… https://www.virusbulletin.com/blog/2011/04/ransom-trojan-demands-windows-re-activation/

Malicious applications target Orkut

Visitors to infected social network profiles redirected to phishing sites.
Visitors to infected social network profiles redirected to phishing sites. Users of the social networking site Orkut have found themselves targeted by malicious applications that… https://www.virusbulletin.com/blog/2010/11/malicious-applications-target-orkut/

File encryption blackmail scam returns

Kaspersky warns of new and nasty data-ransom trojan.
Kaspersky warns of new and nasty data-ransom trojan. Malware analysts at Kaspersky Lab have warned of the return of the 'Gpcoder' trojan, a nasty piece of 'ransomware' which… https://www.virusbulletin.com/blog/2008/06/file-encryption-blackmail-scam-returns/

Monster haul of data reaped from job site

Trojan gathers 1.6 million sets of jobseeker records.
Trojan gathers 1.6 million sets of jobseeker records. Researchers at Symantec have reported discovering a server carrying 1.6 million entries from the popular jobseeking website… https://www.virusbulletin.com/blog/2007/08/monster-haul-data-reaped-job-site/

Ransomware returns

Trojan hides personal data, demands money with menaces.
Trojan hides personal data, demands money with menaces. A new version of a ransomware trojan has been sighted, recalling the warnings of two years ago when similar items first… https://www.virusbulletin.com/blog/2007/07/ransomware-returns/

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VB Blog

Zitmo trojan for Android defeats two-factor authentication

Google delists all .co.cc domains from its index

July issue of VB published

Spammers using social network templates

International co-operation leads to scareware arrests

VB100 for Windows Server 2008 results published

DroidKungFu command and control server may be mobile device

Outlook spam phishes for SMTP credentials

Exploit kit targets customers of air travel websites

Botnet rented for online extortion