Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256f1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26
MD51846d5e033ab5fb00573300dc8abb992
File Typeexe
Size379.6 KB
First Seen2025-06-01
File Namef1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26
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: f1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26
  • MD5: 1846d5e033ab5fb00573300dc8abb992

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: f1b02c1a8b83d1c3"
        threat_level = "high"
        first_seen = "2025-06-01"
    condition:
        hash.sha256(0, filesize) == "f1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26"
}

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 f1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26 # MD5 1846d5e033ab5fb00573300dc8abb992
TypeValueNote
sha256 f1b02c1a8b83d1c3be8009577b0c95e71f99b87a1491023357e4ecb9109b2e26 Sample:Akira
md5 1846d5e033ab5fb00573300dc8abb992 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi