Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25674fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696
MD5ab6a985dbef013596ac79ca5117ef77c
File Typeexe
Size1049.5 KB
First Seen2024-12-16
File Name74fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696
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: 74fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696
  • MD5: ab6a985dbef013596ac79ca5117ef77c

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: 74fbb7885ee48602"
        threat_level = "high"
        first_seen = "2024-12-16"
    condition:
        hash.sha256(0, filesize) == "74fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696"
}

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 74fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696 # MD5 ab6a985dbef013596ac79ca5117ef77c
TypeValueNote
sha256 74fbb7885ee486028fe2723f95911474b771f361b2b40ddb77c46f252059c696 Sample:Akira
md5 ab6a985dbef013596ac79ca5117ef77c Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi