Ransomware Research

About AAC


AAC was first discovered in July 2017 in enterprise cloud environments.

Name AAC
First Seen July 2017

Behavior of AAC

AAC is known to target specific file types. Below are all known file types that AAC is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. AAC updates the last modified date of the file it targets.

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Characteristics of AAC

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


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 AAC ransomware is known to change.


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 AAC.

File NameLearn how to recover your files.txt


These are the names of the executables that contain the undetonated ransomware payload for AAC.

Executablesinvoice.pdf.exe, 8.bin, 12.bin, svchost.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 AAC.

External Pages
  • mailto:contatoaac@vpn.tg
How Elastio can help

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