Ransomware Research

1337 Ransomware

1337 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
1337
First Seen
November 1, 2023

How 1337 ransomware works

File modification behavior

1337 updates file modification timestamps after encryption.

File encryption patterns

1337 modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .1337

Ransom note and payment demands

After encrypting files, 1337 displays ransom notes demanding payment for file recovery:

fileyourhope.txt
notes/yourhope.txt

Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with 1337 ransomware:

  • system32.exe
  • svchost.exe

About this analysis

This 1337 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 1337.

Last updated: November 16, 2023

Detection coverage

Elastio detects 1337 inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify 1337 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.