Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25635b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613
MD532948677d3fa60b7b755a20c4412658b
File Typeexe
Size1056.5 KB
First Seen2025-04-19
File Name35b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613
Tagsakira, exe, Ransomware

Malware Family: Akira

Akira, Cisco VPN açıklarını hedefler.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeCisco VPN ransomware
First Seen Year2023

Threat Indicators (IOC)

  • SHA256: 35b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613
  • MD5: 32948677d3fa60b7b755a20c4412658b

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Akira_SHA256 {
    meta:
        description = "Akira sample: 35b94bc0a7ea6e2a"
        threat_level = "high"
        first_seen = "2025-04-19"
    condition:
        hash.sha256(0, filesize) == "35b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613"
}

Akira — Malware Profile

Akira ransomware RaaS. akiralkzxzq Tor sizdirma sitesi. .akira uzantisi. akira_readme.txt fidye notu. SleepEx anti-debug.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows/Linux

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — Akira
# SHA256 35b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613 # MD5 32948677d3fa60b7b755a20c4412658b
TypeValueNote
sha256 35b94bc0a7ea6e2aedbd06411947cb1e6bd439244fc51fa6165b82cd42188613 Sample:Akira
md5 32948677d3fa60b7b755a20c4412658b Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi