BlackClaw was first discovered in May 2020 in enterprise cloud environments. BlackClaw is found in environments with a number of different names, including Black Claw, etc. For a full list of all names, please see below.
|First Seen||May 2020|
Behavior of BlackClaw
BlackClaw is known to target specific file types. Below are all known file types that BlackClaw is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. BlackClaw updates the last modified date of the file it targets.
Characteristics of BlackClaw
Here are some of the unique characteristics that are helpful to know about BlackClaw.
Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that BlackClaw ransomware is known to change.
Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.
Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from BlackClaw.
|File Name||RECOVER YOUR FILES.hta|
|File Name||RECOVER YOUR FILES.txt|
Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with BlackClaw.
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