Categories: Ransomware

Massive Locky Ransomware Campaign Over 23 Million Messages sent in 24 hours

Locky Ransomware has a piece of a history of going silent and growing back all of a sudden.Security experts at Appriver detected this new campaign.

In span of 24 hours over 23 million messages sent out in the attack, which makes it one of the biggest malware campaign in latter half of 2017.

Locky Ransomware

Security experts detected this campaign on 28 August around 7 am CST.Email consist of any one of the following in subject lines.

  • please print
  • documents
  • photo
  • images
  • scans
  • pictures

Also Read Locky Ransomware spreading through Facebook Messenger Via SVG File

Each message accompanies a ZIP attachment that has a Visual Basic Script (VBS) document that is settled inside an arbitrary ZIP record. Once clicked, VBS record starts a downloader that connects with greatesthits[dot]mygoldmusic[dotcom] to pull down the most recent Locky Ransomware.

Locky goes to work encoding every one of the records on the objective framework and adding [.]lukitus to the clients now encrypted files.Once all the victims documents have been encrypted by the attackers leave decoding guidelines by changing the desktop background to a picture with directions and additionally a HTML files on the desktop suitably named “Lukitus[dot]htm“.

Before this Comodo Threat Intelligence labs detected another variant of locky on August 19th as an attachment is an archive file, with the name “E 2017-08-09 (580).vbs.The attachement consist of a new member of the locky familiy IKARUSdilapidated.

Attackers uses social Engineering tricks to make the victims done as instructed which results in downloading the Trojan which encrypts the files.

Fatih Orhan, VP of Comodo Threat Intelligence Labs said “This latest ransomware phishing attack that commenced on August 9th was unique in its combination of sophistication and size, with botnet and over 11 thousand IP addresses from 133 countries involved in just the first stage of the attack.”

“Also he added When artificial intelligence couldn’t identify these unknown files, the full resources of the lab were needed to analyze and identify the code in the file and render a verdict”

Gurubaran

Gurubaran is a co-founder of Cyber Security News and GBHackers On Security. He has 10+ years of experience as a Security Consultant, Editor, and Analyst in cybersecurity, technology, and communications.

Recent Posts

LightSpy iOS Malware Enhanced with 28 New Destructive Plugins

The LightSpy threat actor exploited publicly available vulnerabilities and jailbreak kits to compromise iOS devices.…

19 hours ago

ATPC Cyber Forum to Focus on Next Generation Cybersecurity and Artificial Intelligence Issues

White House National Cyber Director, CEOs, Key Financial Services Companies, Congressional and Executive Branch Experts…

3 days ago

New PySilon RAT Abusing Discord Platform to Maintain Persistence

Cybersecurity experts have identified a new Remote Access Trojan (RAT) named PySilon. This Trojan exploits…

3 days ago

Konni APT Hackers Attacking Organizations with New Spear-Phishing Tactics

The notorious Konni Advanced Persistent Threat (APT) group has intensified its cyber assault on organizations…

3 days ago

Google Chrome Security, Critical Vulnerabilities Patched

Google has updated its Chrome browser, addressing critical vulnerabilities that posed potential risks to millions…

3 days ago

Notorious WrnRAT Delivered Mimic As Gambling Games

WrnRAT is a new malware attack that cybercriminals have deployed by using popular gambling games…

4 days ago