TeslaCrypt 4.2

First seen
2016-03-01 00:00:00
Malware type
ransomware
Profile updated
2026-07-07 13:40:08

Targeted industries: education-and-nonprofits government-and-public-sector healthcare-and-pharmaceutical retail-and-hospitality technology-and-telecommunications

Context

TeslaCrypt 4.2 is a variant of the TeslaCrypt ransomware family known for encrypting files and demanding a ransom in cryptocurrency for the decryption key. It targets various sectors indiscriminately and was known for not leaving its decryption keys behind in some cases, making it more challenging for victims to recover their files without paying the ransom.

Reports & references

  • bleepingcomputer.com — Tesladecoder Released To Decrypt Exx Ezz Ecc Files Encrypted By Teslacrypt (report)
  • ESET — Eset Releases Decryptor Recent Variants Teslacrypt Ransomware (report)
  • blog.kaspersky.com — 12169 (report)
  • bleepingcomputer.com — Teslacrypt 4 2 Released With Quite A Few Modifications (report)

External references