Ransomware Research
About Babuk
Babuk
Babuk was first discovered in December 2020 in enterprise cloud environments.
| Name | Babuk |
|---|---|
| First Seen | December 2020 |
Genealogy
To better understand Babuk, we can trace it’s origins. Below is a snapshot of Babuk’s genealogy.
| Bagli |
Targeting
Behavior of Babuk
Babuk is known to target specific file types. Below are all known file types that Babuk is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. Babuk unknown the last modified date of the file it targets.
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Characteristics of Babuk
Here are some of the unique characteristics that are helpful to know about Babuk.
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 Babuk ransomware is known to change.
| Suffixes | .__NIST_K571__, .babyk, .doydo, .encrypted, .Rook, .blastoise, .cyber, .kings, .ljubi, .democ, .AstraLocker, .zazas, .crypt, .Astra |
|---|
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 Babuk.
| Type | file |
|---|---|
| File Name | How To Restore Your Files.txt |
| Location | EveryFolder |
Executables
These are the names of the executables that contain the undetonated ransomware payload for Babuk.
| Executables | malware.exe_.exe, BABUK_2021-01-14_02-37.exe, serco.exe, crypto.exe, r_server.exe, servspool.exe, kings.exe, Stage1.exe |
|---|
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 Babuk.
| External Pages |
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