Conti | Nivel de amenaza: critical | Tipo: Ransomware

Identificadores criptográficos

SHA256b8ae41c1122afd180d8dbc011866233945edcb0f19a3f43a1d1033709279cf32
MD5f7c1aa99f2a4a2c12e218c61277a04fc
Tipo de archivoexe
Tamaño746.0 KB
Primera detección2021-02-09
Nombre de archivoSecuriteInfo.com.BScope.TrojanPSW.Racealer.24809
Etiquetasconti

Familia de malware: Conti

Conti, büyük saldırılar yaptı.

TipoRansomware
Lenguaje de programaciónC++
Plataforma objetivoWindows/Linux
Protocolo C2
PropósitoKurum ransomware
Año de primera detección2020

Indicadores de amenaza (IOC)

  • SHA256: b8ae41c1122afd180d8dbc011866233945edcb0f19a3f43a1d1033709279cf32
  • MD5: f7c1aa99f2a4a2c12e218c61277a04fc

Puede verificar todos los valores hash de esta muestra en VirusTotal.

Guía de limpieza del sistema

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. No pague el rescate: no hay garantía de recuperar los archivos
  3. Ponga en cuarentena las unidades afectadas
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Pruebe las herramientas de descifrado disponibles (proyecto NoMoreRansom)
  6. Informe el incidente a las autoridades (unidad de ciberdelincuencia)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

Sugerencias de reglas YARA

rule Conti_SHA256 {
    meta:
        description = "Conti sample: b8ae41c1122afd18"
        threat_level = "critical"
        first_seen = "2021-02-09"
    condition:
        hash.sha256(0, filesize) == "b8ae41c1122afd180d8dbc011866233945edcb0f19a3f43a1d1033709279cf32"
}

Conti — Perfil del malware

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

Tipo de malware
Ransomware
Lenguaje de programación
C++
Protocolo C2
Sistemas objetivo
Windows/Linux

Detalles técnicos

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.

Atribución / Actor de amenaza

WIZARD SPIDER, multiple successor groups

Capacidades y comportamiento

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

Lista IOC (2 indicadores)

IOC — Conti
# SHA256 b8ae41c1122afd180d8dbc011866233945edcb0f19a3f43a1d1033709279cf32 # MD5 f7c1aa99f2a4a2c12e218c61277a04fc
TipoValorNota
sha256 b8ae41c1122afd180d8dbc011866233945edcb0f19a3f43a1d1033709279cf32 Sample:Conti
md5 f7c1aa99f2a4a2c12e218c61277a04fc Sample:Conti

Servidores C2 (8 servidores registrados para esta familia)

Dirección Tipo Puerto Protocolo Estado País
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

Las direcciones C2 se proporcionan únicamente a partir de muestras de malware verificadas manualmente por el equipo KEYDAL. Se prohíbe el uso comercial.

Etiquetas
contiransomwaremalwarecriticalsha256hash-analizi