Kriptografik Tanımlayıcılar
| SHA256 | 133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622 |
|---|---|
| MD5 | 89f48e5e7a5532eb34c4d22dba7c16bc |
| Dosya Türü | elf |
| Boyut | 1864.3 KB |
| İlk Görülme | 2022-11-15 |
| Dosya Adı | 133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622 |
| Etiketler | blackcat, elf, Ransomware |
Malware Ailesi: BlackCat
BlackCat, Rust ile yazılan ransomware'dir.
| Tür | Ransomware |
|---|---|
| Programlama Dili | Rust |
| Hedef Platform | Windows/Linux |
| C2 Protokolü | — |
| Amaç | Çapraz platform ransomware |
| İlk Görülen Yıl | 2021 |
| Diğer İsimler | ALPHV |
Tehdit Göstergeleri (IOC)
- SHA256:
133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622 - MD5:
89f48e5e7a5532eb34c4d22dba7c16bc
Sistem Temizleme Rehberi
- Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
- Fidye ödemeyin — dosyaları geri alma garantisi yoktur
- Etkilenen sürücüleri karantinaya alın
- Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
- Mevcut decryptor tool'ları deneyin (NoMoreRansom projesi)
- Yetkililere ihbarda bulunun
- Temiz bir yedekten kurtarın
YARA Kuralı İpuçları
rule BlackCat_SHA256 {
meta:
description = "BlackCat sample: 133e003cc510e3d2"
threat_level = "critical"
first_seen = "2022-11-15"
condition:
hash.sha256(0, filesize) == "133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622"
}
BlackCat — 恶意软件档案
BlackCat, Rust ile yazılan ransomware'dir.
技术细节
BlackCat (ALPHV) is the first major ransomware written in Rust, enabling cross-platform attacks on Windows, Linux, and VMware ESXi. Emerged November 2021 as a RaaS operation. Triple extortion: file encryption + data exfiltration + DDoS threats. Uses AES-128 (CTR mode) or ChaCha20 for file encryption with RSA-2048 for key protection. Highly configurable JSON config: target extensions, excluded paths, credential stuffing. Uses intermittent encryption (partial file encryption) for speed. ALPHV 3.0 (Sphynx) introduced EXMATTER data exfiltration tool. FBI disrupted December 2023 with decryption keys released for 500 victims. Believed operated by former DarkSide/BlackMatter members.
归因 / 威胁行为者
ALPHV (linked to DarkSide/BlackMatter)
能力与行为
IOC列表 (2 个指标)
# SHA256
133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622
# MD5
89f48e5e7a5532eb34c4d22dba7c16bc
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 133e003cc510e3d2d0c7df70a603448605641256c88ce64a3bcabb762295d622 | |
| md5 | 89f48e5e7a5532eb34c4d22dba7c16bc |