Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2566e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7
MD55a95f73023aef30c73d34820bbc25631
File Typeexe
Size1056.5 KB
First Seen2025-07-01
File Name6e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7
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: 6e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7
  • MD5: 5a95f73023aef30c73d34820bbc25631

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: 6e1c3a2825b9121f"
        threat_level = "high"
        first_seen = "2025-07-01"
    condition:
        hash.sha256(0, filesize) == "6e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7"
}

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 6e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7 # MD5 5a95f73023aef30c73d34820bbc25631
TypeValueNote
sha256 6e1c3a2825b9121f4553114b9500f41de6bcf38a2aa42f87dbe789b993dbade7 Sample:Akira
md5 5a95f73023aef30c73d34820bbc25631 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi