Conti | Tehdit Seviyesi: critical | Tür: Ransomware

Kriptografik Tanımlayıcılar

SHA256a4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f
MD5fbbb40defd1c971112be14f1de681c0c
Dosya Türüexe
Boyut226.5 KB
İlk Görülme2022-12-19
Dosya Adıa4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f
Etiketlerconti, exe, Ransomware, ScareCrow

Malware Ailesi: Conti

Conti, büyük saldırılar yaptı.

TürRansomware
Programlama DiliC++
Hedef PlatformWindows/Linux
C2 Protokolü
AmaçKurum ransomware
İlk Görülen Yıl2020

Tehdit Göstergeleri (IOC)

  • SHA256: a4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f
  • MD5: fbbb40defd1c971112be14f1de681c0c

Bu örneğin tüm hash değerlerini VirusTotal üzerinde doğrulayabilirsiniz.

Sistem Temizleme Rehberi

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Fidye ödemeyin — dosyaları geri alma garantisi yoktur
  3. Etkilenen sürücüleri karantinaya alın
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Mevcut decryptor tool'ları deneyin (NoMoreRansom projesi)
  6. Yetkililere (Siber Suç Birimi) ihbarda bulunun
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Kuralı İpuçları

rule Conti_SHA256 {
    meta:
        description = "Conti sample: a4337294dc515182"
        threat_level = "critical"
        first_seen = "2022-12-19"
    condition:
        hash.sha256(0, filesize) == "a4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f"
}

Conti — Profil du malware

Conti ransomware. run-as-admin.exe UAC bypass. supp onion victim support. __MUTEX_NAME__ template. DisallowRun security block. TrickBot/BazarLoader delivery.

Type de malware
Ransomware
Langage de programmation
C++
Protocole C2
Systèmes ciblés
Windows/Linux

Détails techniques

Conti ransomware operated by WIZARD SPIDER, active 2020-2022. One of the most prolific and destructive RaaS operations. Double extortion: file encryption + data leak site (Conti News). Encryption: ChaCha20 for files + RSA-4096 for key exchange. Highly configurable with full C source code (supports network drives, SMB shares). Conti Playbook leaked September 2021 revealing TTPs. Source code and internal chats leaked by Ukrainian researcher March 2022 after Conti publicly sided with Russia in Ukraine conflict. Attack on Costa Rica government (2022) caused national emergency declaration. Dissolved into multiple successor groups: Black Basta, BlackByte, Royal, Akira.

Attribution / Acteur de la menace

WIZARD SPIDER, multiple successor groups

Capacités et comportement

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

Liste IOC (2 indicateurs)

IOC — Conti
# SHA256 a4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f # MD5 fbbb40defd1c971112be14f1de681c0c
TypeValeurNote
sha256 a4337294dc51518284641982a28df585ede9b5f0e3f86be3c2c6bb5ad766a50f Sample:Conti
md5 fbbb40defd1c971112be14f1de681c0c Sample:Conti

Serveurs C2 (8 serveurs enregistrés pour cette famille)

Adresse Type Port Protocole Statut Pays
mojobiden.com domain 80 HTTP active —
mojobiden.com domain 80 HTTP active —
213.234.12.78 ip 8080 HTTP inactive UA
paymenthacks.com domain 443 HTTPS inactive —
myosbja7hixkkjqihsjh6yvmqplz62gr3r4isctjjtu2vm5jg6hsv2ad.onion domain 80 HTTPS inactive —
mblogci3rudehaagbryjznltdp33ojwzkq6hn2pckvjq33rycmzczpid.onion domain 80 HTTPS inactive —
paymenthacks.com domain 80 HTTP inactive —
85.62.61.3 ip 443 HTTPS sinkholed RU

Les adresses C2 proviennent uniquement d'échantillons de malwares vérifiés manuellement par l'équipe KEYDAL. Toute utilisation commerciale est interdite.

Tags
contiransomwaremalwarecriticalsha256hash-analizi