Type
File Name
Location
Parasite was first discovered in January 2021 in enterprise cloud environments. Parasite is found in environments with a number of different names, including SharpCrypter, Paralock, etc. For a full list of all names, please see below.
Name
Parasite
First Seen
January 2021
Parasite is known to target specific file types. Below are all known file types that Parasite is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. Parasite 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 Parasite ransomware is known to change.
Suffixes
.parasite, .betarasite, .paras1te, .paralock, .arazite, .RansomTrojanLock, .jpghosts, .phantom, .0x0M4R
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 Parasite.
Type
File Name
Location
file
@READ_ME_FILE_ENCRYPTED@.html
UserFolders
file
info.hta
UserFolders
file
HOW_CAN_GET_FILES_BACK.txt
RootDiscs
file
___RECOVER__FILES__.RansomTrojanLock.txt
file
HOW_CAN_GET_FILES_BACK.rtf
RootDiscs
These are the names of the executables that contain the undetonated ransomware payload for Parasite.
Executables
pdjfs.exe, prs.exe, Adobe Reader.exe, 98561.exe, svchost.exe, X.exe, X.bin, speedo.exe, x65454.exe, jjlylwvw.exe, ___________.exe, 有和人这中大为上个国.exe, 1.exe, $.exe, 1.bin.exe, ngg0to4u.exe, SchoolPrject1.exe, Ghost.exe, Jpghosts.log, TaskHost.exe, 98561.exe
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 Parasite.
External Pages
