Threat analysis – Page 12 – Computer Security Articles

MalwareBytes Security

Hermes ransomware distributed to South Koreans via recent Flash zero-day

March 14, 2018 admin CVE-2018-4878, EK, exploit kit, Exploits, Fash, Hermes, ransomware, Threat analysis

Credit to Author: Malwarebytes Labs| Date: Wed, 14 Mar 2018 17:59:32 +0000

An uncommon exploit kit adds a fresh Flash Player exploit to distribute the Hermes ransomware in South Korea.

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Tags: CVE-2018-4878 EK exploit kit Fash Hermes ransomware

MalwareBytes Security

Hancitor: fileless attack with a DLL copy trick

March 13, 2018 admin fileless, Hancitor, macro, malware, payloads, Threat analysis

Credit to Author: Malwarebytes Labs| Date: Tue, 13 Mar 2018 16:00:00 +0000

Evading detection when distributing payloads is a key part of an effective malware campaign. Hancitor shows that it has yet another trick up its sleeve for that.

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Tags: fileless Hancitor macro malware payloads

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The post Hancitor: fileless attack with a DLL copy trick appeared first on Malwarebytes Labs.

MalwareBytes Security

Encryption 101: How to break encryption

March 6, 2018 admin break encryption, encryption, encryption functionality, malware, random number generator, Threat analysis

Credit to Author: Vasilios Hioureas| Date: Tue, 06 Mar 2018 19:10:34 +0000

Continuing on in our Encryption 101 series, we now look at what it takes to break encryption. In order for something as powerful as encryption to break, there needs to be some kind of weakness to exploit. That weakness is often a result of an error in implementation.

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Tags: break encryption encryption encryption functionality random number generator

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The post Encryption 101: How to break encryption appeared first on Malwarebytes Labs.

MalwareBytes Security

Massive DDoS attack washes over GitHub

March 2, 2018 admin criminals, ddos, DDos attack, GitHub, memcached, memcrashed, memcrashing, Threat analysis

Credit to Author: Christopher Boyd| Date: Fri, 02 Mar 2018 19:26:48 +0000

We take a look at the colossal DDoS attack on GitHub, the largest-ever on record. How did threat actors do it, and what can companies do to protect against it?

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Tags: ddos DDos attack GitHub memcached memcrashed memcrashing

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The post Massive DDoS attack washes over GitHub appeared first on Malwarebytes Labs.

MalwareBytes Security

Blast from the past: stowaway Virut delivered with Chinese DDoS bot

March 1, 2018 admin avzhan, Avzhan DDoS bot, Chinese drive-by attack, DDoS bot, malware, Threat analysis, virus, virut

Credit to Author: hasherezade| Date: Thu, 01 Mar 2018 16:00:00 +0000

A recent Chinese drive-by attack dropped Virut, an ancient virus that’s been out of commission since 2013. So what was it doing in this modern attack?

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Tags: avzhan Avzhan DDoS bot Chinese drive-by attack DDoS bot virus virut