Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2568e9a33809b9062c5033928f82e8adacbef6cd7b40e73da9fcf13ec2493b4544c
MD5696a86a4c569590b0522664924db7c90
File Typeelf
Size2739.7 KB
First Seen2024-09-03
File Nameesxi6_5_locker
Tagsakira, Akira-lock-optibelt, elf, lock_optibelt

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: 8e9a33809b9062c5033928f82e8adacbef6cd7b40e73da9fcf13ec2493b4544c
  • MD5: 696a86a4c569590b0522664924db7c90

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: 8e9a33809b9062c5"
        threat_level = "high"
        first_seen = "2024-09-03"
    condition:
        hash.sha256(0, filesize) == "8e9a33809b9062c5033928f82e8adacbef6cd7b40e73da9fcf13ec2493b4544c"
}

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 8e9a33809b9062c5033928f82e8adacbef6cd7b40e73da9fcf13ec2493b4544c # MD5 696a86a4c569590b0522664924db7c90
TypeValueNote
sha256 8e9a33809b9062c5033928f82e8adacbef6cd7b40e73da9fcf13ec2493b4544c Sample:Akira
md5 696a86a4c569590b0522664924db7c90 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi