Spammers Revive Hancitor Downloader Campaigns

A recent lull in the distribution of spam spreading information-stealing malware via the Hancitor downloader has been snapped. Researchers at the SANS Internet Storm Center are currently tracking an increase in spam purporting to be a forwarded parking ticket notification. The message prompts the...

Threat Outbreak Alert RuleID27117: Email Messages Distributing Malicious Software on January 9, 2017

Medium Alert ID: 52275 First Published: 2017 January 9 16:03 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27117 may contain the following files: Name |...

Threat Outbreak Alert RuleID27112: Email Messages Distributing Malicious Software on January 6, 2017

Medium Alert ID: 52265 First Published: 2017 January 6 15:16 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27112 may contain the following files: Name |...

Threat Outbreak Alert RuleID27094: Email Messages Distributing Malicious Software on January 6, 2017

Medium Alert ID: 52263 First Published: 2017 January 6 15:16 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27094 may contain the following files: Name |...

Threat Outbreak Alert RuleID27104: Email Messages Distributing Malicious Software on January 6, 2017

Medium Alert ID: 52264 First Published: 2017 January 6 15:16 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27104 may contain the following files: Name |...

Denial Of Service (DoS)

matrix-appservice-irc is vulnerable to denial of service DoS attacks. Spam messages in this implementation cause a memory leak, allowing a malicious user to send multiple spam messages to a single node to cause it to run out of memory and crash...

Threat Outbreak Alert RuleID27098: Email Messages Distributing Malicious Software on January 5, 2017

Medium Alert ID: 52262 First Published: 2017 January 5 17:54 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27098 may contain the following files: Name |...

Threat Outbreak Alert RuleID27091: Email Messages Distributing Malicious Software on January 5, 2017

Medium Alert ID: 52261 First Published: 2017 January 5 17:54 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27091 may contain the following files: Name |...

Experts Warn of Novel PDF-based Phishing Scam

The SANS Internet Storm Center published a warning on Wednesday about an active phishing campaign that utilizes PDF attachments in a novel ploy to harvest email credentials from victims. According to the SANS bulletin, the email has the subject line “Assessment document” and the body contains a...

Threat Outbreak Alert RuleID27052: Email Messages Distributing Malicious Software on December 29, 2016

Medium Alert ID: 52242 First Published: 2017 January 3 22:19 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27052 may contain the following files: Name |...

Threat Outbreak Alert RuleID27041: Email Messages Distributing Malicious Software on December 29, 2016

Medium Alert ID: 52240 First Published: 2017 January 3 22:19 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27041 may contain the following files: Name |...

Threat Outbreak Alert RuleID27049: Email Messages Distributing Malicious Software on January 3, 2017

Medium Alert ID: 52245 First Published: 2017 January 3 16:57 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27049 may contain the following files: Name |...

Threat Outbreak Alert RuleID27059: Email Messages Distributing Malicious Software on December 29, 2016

Medium Alert ID: 52236 First Published: 2017 January 3 14:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27059 may contain the following files: Name |...

Threat Outbreak Alert RuleID27055: Email Messages Distributing Malicious Software on December 29, 2016

Medium Alert ID: 52234 First Published: 2017 January 3 14:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27055 may contain the following files: Name |...

Threat Outbreak Alert RuleID27037: Email Messages Distributing Malicious Software on December 26, 2016

Medium Alert ID: 52229 First Published: 2017 January 3 14:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27037 may contain the following files: Name |...

Threat Outbreak Alert RuleID27031: Email Messages Distributing Malicious Software on December 26, 2016

Medium Alert ID: 52227 First Published: 2017 January 3 14:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27031 may contain the following files: Name |...

Four New Normals for 2017

Let’s not talk about cybersecurity predictions for 2017. Let’s talk instead about new normals, things that have ceased to be novel because, well, they happen all the time and everywhere. Let’s concede that things such as greedy ransomware, imposing IOT botnets, high-profile bug bounties and...

Threat Outbreak Alert RuleID27005: Email Messages Distributing Malicious Software on December 23, 2016

Medium Alert ID: 52221 First Published: 2016 December 23 14:50 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27005 may contain the following files: Name |...

Threat Outbreak Alert RuleID27004: Email Messages Distributing Malicious Software on December 23, 2016

Medium Alert ID: 52220 First Published: 2016 December 23 14:50 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27004 may contain the following files: Name |...

Threat Outbreak Alert RuleID27013: Email Messages Distributing Malicious Software on December 22, 2016

Medium Alert ID: 52211 First Published: 2016 December 22 16:39 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID27013 may contain the following files: Name |...