Ransomware Research

Petya NSA EE Ransomware

Petya NSA EE is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Petya : NSA Exploit Edition (NSA EE), Petna, NotPetya, NonPetya, Nyetya, Petya.A, ExPetya.

Quick Facts

Ransomware Family
Petya NSA EE
First Seen
May 1, 2017
Known Aliases
Petya : NSA Exploit Edition (NSA EE)PetnaNotPetyaNonPetyaNyetyaPetya.AExPetya

How Petya NSA EE Ransomware Works

Targeted Files

MBR destroyer

Ransom Note and Payment Demands

After encrypting files, Petya NSA EE displays ransom notes demanding payment for file recovery:

message

Ransom message:

notes/note.txt

Note locations:

Boot

Technical Indicators

Associated Executable Files

The following executable files are associated with Petya NSA EE ransomware:

  • NotPetya%20DLL.dll.exe
  • perfc.dat
  • freetp.exe
  • NotPetya.bin
  • pet.exe
  • weird.dll
  • NotPetya DLL.dll.exe
  • binary
  • Petya病毒样本.exe
  • Ransom.Petya.dll
  • petwarp.exe
  • 2A5AB806.vsc
  • A.exe
  • not_petya.exe
  • petya.dll
  • petrwrap20210227202552.exe
  • ransomware.exe
  • Petya.exe
  • Trojan.Ransom.Petya.exe
  • Ransomware GoldenEye.exe
  • Ransomware GoldenEye.B.exe
  • Ransomware Petya 2.exe
  • user-thumbnail.png
  • notpetya
  • myfile.exe
  • 674.json
  • pt2.exe
  • NotPetya.exe
  • Petya.dll
  • Nyetya.exe
  • NotPetya-Ransomware
  • petya.exe
  • content_117915.dll
  • notpetya.exe
  • PetyaA.dat
  • noa.exe
  • 281552
  • Petya_[AT]_ParsingTeam.exe
  • petwrap.exe
  • Petya Ransomware.exe
  • 171362
  • Sample 2.bin
  • 7.Petya-GoldenEye.bin
  • 1.exe
  • Ransomware.NotPetya
  • exxor.dll
  • petwrap.dll
  • code2.bin
  • ZvitPublishedObjects.dll
  • ZvitPublishedObjects1.dll
  • ZvitPublishedObjects_284.dll
  • A0428015.dll
  • zvitpublishedobjects.dll

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About This Analysis

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

Last updated: July 30, 2025

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Petya NSA EE Ransomware - Detectable by Elastio