Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256bd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18
MD5a48060248c624cb8edce7415dcf142b1
File Typeexe
Size1051.5 KB
First Seen2025-03-26
File Namebd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18
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: bd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18
  • MD5: a48060248c624cb8edce7415dcf142b1

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: bd3a93a17a89ea67"
        threat_level = "high"
        first_seen = "2025-03-26"
    condition:
        hash.sha256(0, filesize) == "bd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18"
}

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 bd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18 # MD5 a48060248c624cb8edce7415dcf142b1
TypeValueNote
sha256 bd3a93a17a89ea67e9bd08df7aa5feeeca18dd7c1e01687d293d649539416e18 Sample:Akira
md5 a48060248c624cb8edce7415dcf142b1 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi