Type
File Name
Location
CheckMail7 was first discovered in January 2020 in enterprise cloud environments.
Name
CheckMail7
First Seen
January 2020
CheckMail7 is known to target specific file types. Below are all known file types that CheckMail7 is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. CheckMail7 updates the last modified date of the file it targets.
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 CheckMail7 ransomware is known to change.
Suffixes
.checkmail7@protonmail
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 CheckMail7.
Type File Name Location file warning.txt
These are the names of the executables that contain the undetonated ransomware payload for CheckMail7.
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 CheckMail7.
External Pages
