Ransomware updates Mid-Week of Week No. 30 saw the most attacks being averted, however, unlike previous weeks we saw a surge of malware-laced domains/Command and Control Servers being contacted during this week.
We also observed a slight spike in Phishing activity, during this period, however, the attacks were consistent through the week and the delivery mechanism was through MalSpam.
Ransomware attacks saw the rise of GandCrab and also other variants from the ransomware family have been targeting the computer systems worldwide.
eScan Advisory:
- Update security patches regularly: It is very critical to keep your mobile device fully updated. Now that the vulnerabilities have been discovered which can be exploited using Javascript, updating the browsers as and when the new versions are made available, would be the best defense for your mobile.
- Desktop/Servers: Ensure that the installed Antivirus has enabled the registry key on Windows Machines, as mandated by Microsoft, as this would ensure that Antivirus has tested and is compatible with the patches provided by Microsoft.
- Be cautious while downloading applications: Avoid installing applications from the internet. Use the Google Play store or App store as provided in the device.
- Ensure Backup: Always keep a backup of the data on the device/system before formatting it.
- Upgrade your device: Many times mobile devices do not get updates after the software and hardware have become old. The companies keep upgrading the versions of the mobile device and systems with the latest security patches applied.
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