Tsunami (ELF)

Aliases: Amnesia, Muhstik, Radiation

First seen
2010-01-01 00:00:00
Malware type
botnet, ddos
Family
Malware family
Last IoC activity
2026-07-21 08:34:00
Profile updated
2026-07-07 13:13:58

Targeted industries: technology-and-telecommunications energy-and-utilities

Context

Tsunami is a Linux-based malware that primarily operates as a botnet and is used for launching distributed denial-of-service (DDoS) attacks. Often targeting IoT devices, it can also be referred to by aliases such as Amnesia, Muhstik, and Radiation, highlighting its capabilities to spread and infect a wide range of devices.

Exploited vulnerabilities

  • CVE-2021-26084 (vulnerability)
  • CVE-2021-44228 (vulnerability)
  • CVE-2022-26134 (vulnerability)

Reports & references

  • blog.aquasec.com — 8220 Gang Confluence Vulnerability Cve 2022 26134 (report)
  • intezer.com — Teamtnt Cryptomining Explosion (report)
  • Broadcom/Symantec — Log4J Vulnerabilities Attacks (report)
  • blackberry.com — Report Bb 2021 Threat Report (report)
  • blog.netlab.360.com — Public Cloud Threat Intelligence 202203 (report)
  • Kaspersky — 98440 (report)
  • ibm.com — Wmdzowk6 (report)
  • bleepingcomputer.com — Log4Shell Exploits Now Used Mostly For Ddos Botnets Cryptominers (report)
  • medium.com — Logs Of Log4Shell Cve 2021 44228 Log4J Is Ubiquitous En 809064312039 (report)
  • cadosecurity.com — Analysis Of Initial In The Wild Attacks Exploiting Log4Shell Log4J Cve 2021 44228 (report)
  • asec.ahnlab.com — 54647 (report)
  • cadosecurity.com — Teamtnt Script Employed To Grab Aws Credentials (report)
  • aquasec.com — Container Security Tnt Container Attack (report)
  • aquasec.com — Threat Alert Anatomy Of Silentbobs Cloud Attack (report)
  • malpedia.caad.fkie.fraunhofer.de — Elf.Tsunami (report)
  • blog.aquasec.com — New Malware In The Cloud By Teamtnt (report)
  • tolisec.com — Multi Vector Minertsunami Botnet With Ssh Lateral Movement (report)
  • fortinet.com — Recent Attack Uses Vulnerability On Confluence Server (report)
  • blog.aquasec.com — Fileless Malware Container Security (report)
  • lacework.com — Muhstik Takes Aim At Confluence Cve 2021 26084 (report)
  • akamai.com — 2024 Php Exploit Cve One Day After Disclosure (report)
  • blogs.juniper.net — Muhstik Gang Targets Redis Servers (report)
  • lacework.com — Meet Muhstik Iot Botnet Infecting Cloud Servers (report)
  • researchcenter.paloaltonetworks.com — Unit42 New Iotlinux Malware Targets Dvrs Forms Botnet (report)
  • get.cyberx-labs.com — Radiation Report (report)

External references