Ransomware Research

About AlphaCrypt

AlphaCrypt

AlphaCrypt was first discovered in April 2015 in enterprise cloud environments.

Name AlphaCrypt
First Seen April 2015

Genealogy

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

TeslaCrypt2.x » AlphaCrypt
Targeting

Behavior of AlphaCrypt

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

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

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Characteristics of AlphaCrypt

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

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 AlphaCrypt ransomware is known to change.

Suffixes.ezz

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 AlphaCrypt.

Typefile
File NameHELP_TO_SAVE_FILES.txt
LocationEveryFolder

Executables

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

ExecutablesLocker_020.exe, 20.exe, myfile.exe, alpha-crypt.exe, Trojan.Ransom.alphacrypt.exe, 2015-04-30-Angler-EK-malware-payload-alpha-crypt.exe, Trojan.Ransom.Alpha.exe, Angler-EK-malware-payload-alpha-crypt.exe, _duplicate_904e0edd1cc118ca6230de364fe8894f12828400.dll, vrdldqi.exe, ymsoqtl.exe, alpha-crypt.exe.bin, TeslaCrypt.bin, alpha-crypt.ex, 1AB.tmp, foaluon.exe, lqxgiev.exe, qckoecn.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 AlphaCrypt.

External Pages
  • http://3kxwjihmkgibht2s.onion
  • http://qcuikaiye577q3p2.s24f53mnd7w31.com
  • https://qcuikaiye577q3p2.tor2web.blutmagie.de
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