Malware from backup power

How does a ransomware attack affect backup management?

In this, the backup management infrastructure was itself encrypted by the ransomware and had to be rebuilt before backups could be restored. In ransomware attacks, attackers can also directly target backups to force their target to pay the ransom.

How to recover from backup after a ransomware attack?

Here are eight steps to ensure a successful recovery from backup after a ransomware attack. 1. Keep the backups isolated According to the Sophos survey, in 94% of cases ransomware actors attempted to compromise the backups. And 57% of those attempts were successful.

Are immutable backups enough for ransomware defence?

Immutable backups for ransomware defence may not be enough. Immutable backups ensure data cannot be overwritten or changed, making them a great way to protect against ransomware, but they're not a perfect option. Here’s why. Backups can provide a sound means of recovery from ransomware infection, but they are not 100% certain to foil attackers.

What percentage of ransomware attacks target backup systems?

As highlighted in the 2021 benchmark of cyber-attacks in France, in 21% of ransomware attacks, backup systems were targeted until they were rendered unusable. What is the attackers’ modus operandi for reaching backups? First, backups can be affected as collateral damage.

Do backup tools protect against ransomware?

As Lock suggests, when organisations deal with a ransomware attack, one of the greatest risks is reinfecting systems from a compromised backup. Some of the industry’s tried-and-tested backup and recovery and business continuity tools offer little protection against ransomware.

Are backups safe from ransomware?

Backups can provide a sound means of recovery from ransomware infection, but they are not 100% certain to foil attackers. We look at the limits and risks of depending on backups Ransomware has pushed backup and recovery firmly back onto the corporate agenda.