malware – Page 78 – Computer Security Articles

Ransomware Turns to Big Targets—With Even Bigger Fallout

A new generation of ransomware is wreaking havoc, whether you’re directly infected or not. The post Ransomware Turns to Big Targets—With Even Bigger Fallout appeared first on WIRED.

MalwareBytes Security

January 31, 2017 admin

A look back at the Zyns iframer campaign

Behind compromised sites or malvertising, you will often find trails that can take you back years and see how infection chains evolved, or didn’t, over time.

Categories:

Tags: campaign eitest exploit kits iframe malvertising malware ransomware Zyns iframer

(Read more…)

MalwareBytes Security

January 31, 2017 admin

Locky Bart ransomware and backend server analysis

The developers of Locky Bart already had very successful ransomware campaigns running called “Locky” and “Locky v2”. After some users reported being infected with Locky Bart, we investigated it to find the differences as to gain greater knowledge and understanding of this new version.

Categories:

Tags: analysis Anti-Ransomware backend server bart binary Locky Locky Bart ransomware ransomware

(Read more…)

MalwareBytes Security

January 26, 2017 admin

Zbot with legitimate applications on board

Recently, among the payloads delivered by exploit kits, we often find Terdot.A/Zloader – a downloader installing on the victim machine a ZeuS-based malware.

Categories:

Tags: banker banking malware malware terdot zbot Zeus malware Zloader

(Read more…)

MalwareBytes Security

January 25, 2017 admin

VirLocker’s comeback; including recovery instructions

Virlocker is back, the nightmare is still real. But we have found a way to at least recover your important files even if the affected machine can be considered a loss.

Categories:

Tags: file infecting file recovery malware polymorphic ransomware self propagating VirLock Virlocker

(Read more…)

Microsoft Security

January 23, 2017 admin

Been shopping lately? Fake credit card email can spook you into downloading Cerber ransomware

As the shopping sprees become increasingly frenetic during holiday season, it’s hard not to worry about how much credit card debt we’re piling. Some of us rely on email notifications from our banks to track the damage to our finances. So what happens when we suddenly get notified about charges for things we never bought?…

Microsoft Security

January 23, 2017 admin

Don’t let this Black Friday/Cyber Monday spam deliver Locky ransomware to you

We see it every year: social engineering attacks that take advantage of the online shopping activities around Black Friday and Cyber Monday, targeting customers of online retailers. This year, we’re seeing a spam campaign that Amazon customers need to be wary of. The fake emails pretend to be notifications from the online retailer that a purchase has…

Microsoft Security

January 23, 2017 admin

Malicious macro using a sneaky new trick

We recently came across a file (ORDER-549-6303896-2172940.docm, SHA1: 952d788f0759835553708dbe323fd08b5a33ec66) containing a VBA project that scripts a malicious macro (SHA1: 73c4c3869304a10ec598a50791b7de1e7da58f36). We added it under the detection TrojanDownloader:O97M/Donoff – a large family of Office-targeting macro-based malware that has been active for several years (see our blog category on macro-based malware for more blogs). However, there wasn’t…