Ransomware Research

Xorist

Xorist was first discovered in March 2016 in enterprise cloud environments. Xorist is found in environments with a number of different names, including Xorist (2016-2019), etc. For a full list of all names, please see below.

Name

Xorist

 

First Seen

March 2016

Targeting

Behavior of Xorist

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

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

Details

Characteristics of Xorist

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 Xorist ransomware is known to change.

Suffixes

….error77002017111, .0JELvV, .1ss33ggur, .5vypSa, .6FKR8d, .73i87A, .@EnCrYpTeD2016@, .antihacker2017, .asdasdasd, .ava, .BiTgRoNiS, .BlackLocker.powerhacker03@hotmail.com, .BLACKSNOW, .BLACK_MAMBA_Files@QQ.COM, .Blocked2, .blocked@blocked.cc, .C0rp0r@c@0Xr@t, .cerber, .CerBerSysLocked0009881, .cerberV5, .Cerber_RansomWare@qq.com, .cryptedx, .crypted, .cryptolocker, .CryPton, .deccripted@gmail.com, .decripted2017@gmail.com, .DECRYPT-ID-([0-9]{7,8}), .decryptable_options@tutanota.com, .decrypter@tutanota.com, .DecryptFilesOnlineServices@gmail.com, .decryptoffice@tuta.io, .decryptor@keemail.me, .done, .EnCiPhErEd, .ENCODED, .encoderpass, .error, .ERROR-ID-631001111, .error667332([0-9]{5}), .errorfiles, .ERRORID22779911, .fast_decrypt_and_protect@tutanota.com, .FbFu, .filebk, .fileiscryptedhard, .GrAnoSinsa, .HELLO, .id-([0-9]{8}){frogobigens@india.com}.lock, .id-{([0-9-A-Z]*)}_decrypt24@india_com, .id09042, .imme, .InSDelCryptEnd, .InSDelCryptEnd2, .LOCKED, .mafee, .mbrcodes, .Mcafee, .n1wLp0, .o11fFQ, .okean-1955@india.com.xtbl, .p5tkjw, .pa2384259, .PoAr2w, .protect_and_security@tutamail.com, .Recoverfiles2017@qq.com, .RecoverSystem@keemail.me, .repairme2017@keemail.me, .repairme@tutanota.com, .RSA-4096, .rtyrtyrty, .RuSVon, .SaMsUnG, .SeCuReBlOcK, .stoppirates, .sunliga, .support_repair@qq.com, .TaRoNiS, .TraNs, .TraNs550DonE, .UslJ6m, .ViPer, .xdata, .xdfxdfxdf, .YNhlv1, .zc3791, .zixer2, .zonfi, .zonfir, .zongros, .__xratteamLucked

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 Xorist.

Type

File Name

Location

file

HOW TO DECRYPT FILES.txt

EveryFolder

file

HOW TO DECRYPT FILES.html

EveryFolder

Executables

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

Executables

1.exe, 111.exe, myfile.exe, Win32.Trojan.Agent@9fe186616585e855503cde04eb72c9bbd04d4a51ec0e24d3a1b364e11fe77846.exe, XX.exe, Start.exe.bin, iji.exe, X8Bmw05oX0B1C65.exe, VBoxDTrace, VBoxDTrace.exe, Tax Refund notification.exe, Instructions.exe, dawdawd.exe, 0j1fdos3kkk97ol.exe, Xorist (2).exe, dllhost.exe, recibo.pdf.exe, .exe, 2017-12-07-Trickbot-sample-OlfXexkXp.exe, IVEDUPGJ.exe, Nhfys52, 2017-12-07-Trickbot-sample-OlfXexkXp.exe.rename.rename, Trickbot-sample-OlfXexkXp.exe, Oigys63.exe, asdofbuasdif.exe, wef346645.exe, BCL8UUX5.exe, QE8DBOFU.exe, wef346645, 2017-12-07-Trickbot-sample-OlfXexkXp.exe.rename, vkOTWqaQvab.exe, xorist_mcafee.exe, Mcafee.bin, Xorist.exe, Mcafee.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 Xorist.

External Pages

  • http://amymeila.com
  • http://tjhyml.com
  • mailto:workencryptincfolder@india.com
  • mailto:mamba_files@qq.com
  • mailto:cerber_ransomware@qq.com
  • mailto:deccripted@gmail.com
  • mailto:decryptable_options@tutanota.com
  • mailto:decrypter@tutanota.com
  • mailto:decryptfilesonlineservices@gmail.com
  • mailto:decryptoffice@tuta.io
  • mailto:decryptor@keemail.me
  • mailto:and_protect@tutanota.com
  • mailto:frogobigens@india.com
  • mailto:okean-1955@india.com
  • mailto:and_security@tutamail.com
  • mailto:recoverfiles2017@qq.com
  • mailto:recoversystem@keemail.me
  • mailto:repairme2017@keemail.me
  • mailto:repairme@tutanota.com
  • mailto:support_repair@qq.com
  • mailto:unblocked@email.su
  • mailto:unblocked@tuta.io
  • mailto:doc.workencryptincfolder@india.com
  • mailto:decripted2017@gmail.com
  • mailto:blocked@blocked.cc
  • mailto:secure2017@tuta.io
  • mailto:1ss33ggur@scryptmail.com
  • mailto:mbrcodes@india.com
  • mailto:decryptsupport@yandex.com
  • mailto:vipermarvo@gmx.com
  • skype:danilovnekit1
  • mailto:powerhacker03@hotmail.com

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