Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25678d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0
MD5436c014614477e79696e838d6b605f4e
File Typeexe
Size1049.5 KB
First Seen2024-12-07
File Name78d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0
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: 78d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0
  • MD5: 436c014614477e79696e838d6b605f4e

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: 78d75669390e4177"
        threat_level = "high"
        first_seen = "2024-12-07"
    condition:
        hash.sha256(0, filesize) == "78d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0"
}

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 78d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0 # MD5 436c014614477e79696e838d6b605f4e
TypeValueNote
sha256 78d75669390e4177597faf9271ce3ad3a16a3652e145913dbfa9a5951972fcb0 Sample:Akira
md5 436c014614477e79696e838d6b605f4e Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi