Ransomware Research

About Ahihi


Ahihi was first discovered in January 2019 in enterprise cloud environments. Ahihi is found in environments with a number of different names, including BangLuongThang02, etc. For a full list of all names, please see below.

Name Ahihi
  • BangLuongThang02
First Seen January 2019


To better understand Ahihi, we can trace it’s origins. Below is a snapshot of Ahihi’s genealogy.

HiddenTear » Ahihi

Behavior of Ahihi

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

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

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Characteristics of Ahihi

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

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 Ahihi.

File NameREADME.txt


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


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 Ahihi.

External Pages
  • http://ripyon.me/decrypt
How Elastio can help

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