Ransomware Research

Spora Ransomware

Spora is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Spora
First Seen
January 1, 2017

How Spora ransomware works

File modification behavior

Spora updates file modification timestamps after encryption.

Ransom note and payment demands

After encrypting files, Spora displays ransom notes demanding payment for file recovery:

file/^README_\w{8}\.hta$/
notes/README_sTlLoTpq.hta

Location: EveryFolder

file/^HELP_[A-Za-z0-9]{8}\.html$/

Location: EveryFolder

file/^[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}\.HTML$/
notes/USC31-0AFRT-XHTZT-AATXE-GTAZY.HTML

Location: EveryFolder

file/^[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}\.HTML$/
notes/USAF2-7DZTZ-TZTXF-THZTZ.HTML

Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with Spora ransomware:

  • readme.hta
  • Скан-копия _ 10 января 2017г. Составлено и подписано главным бухгалтером. Экспорт из 1С.a01e743_рdf.hta
  • spora.hta
  • spora.bin
  • Spora.hta
  • Скан-копия _ 10 января 2017г. Составлено и подписано главным бухгалтером. Экспорт из 1С.a01e743_рdf.vhta
  • Not Sure.hta
  • goodtdeaasdgb54.exe
  • 1.vir.HSvir
  • Spora.scr
  • welcome to dreamland.scr
  • 1.scr
  • Spora.exe
  • 410a0e9.exe
  • Lemr
  • Jass
  • spora.exe
  • a9a19.exe
  • rad43969.tmp.exe
  • radF0D46.tmp.exe
  • aa
  • cThVqM.msc
  • 2b8d9412-046c-0916-0679-30387c1682a2.exe111
  • 2b8d9412-046c-0916-0679-30387c1682a2.e111xe
  • 2b8d9412-046c-0916-0679-30387c1682a2.exe1
  • 0d603f742bb
  • 0d603f742bb.exe
  • b50ba7df-db3d-4ff4-ca25-25a0b95e58ac.exe1
  • 0d603f742bb.ex
  • FileSpy
  • FileSpy.EXE
  • EGUIKSAMJI.EXE
  • radF14DE.exe
  • rad73C77.exe
  • radC24A0.exe
  • rad0F77A.exe
  • rad0BA51.exe
  • rad895B5.exe

About this analysis

This Spora ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like Spora.

Last updated: April 30, 2025

Detection coverage

Elastio detects Spora inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Spora across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.