Ransomware Research

About BlackClaw

BlackClaw

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.

Name BlackClaw
AKA
  • Black Claw
First Seen May 2020
Targeting

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.

Learn More

Characteristics of BlackClaw

Here are some of the unique characteristics that are helpful to know about BlackClaw.

Suffixes

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.

Suffixes.bclaw, .apocalypse

Ransomware Notes

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.

Typefile
File NameRECOVER YOUR FILES.hta
LocationEveryFolder
Typefile
File NameRECOVER YOUR FILES.txt

External Pages

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.

External Pages
  • mailto:bclaw@hitler.rocks
  • telegram:T.meB_Claw
  • telegram:T.mebilly_got
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