加密标识符
| SHA256 | 5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc |
|---|---|
| MD5 | 591a72097e280ad1fd07cc5d0b81b180 |
| 文件类型 | exe |
| 大小 | 3076.0 KB |
| 首次发现 | 2022-10-08 |
| 文件名 | 5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc |
| 标签 | blackcat, exe, Ransomware |
恶意软件家族: BlackCat
BlackCat, Rust ransomware'dir.
| 类型 | Ransomware |
|---|---|
| 编程语言 | Rust |
| 目标平台 | Windows/Linux |
| C2 协议 | — |
| 用途 | Ransomware |
| 首次发现年份 | 2021 |
| 别名 | ALPHV |
威胁指标 (IOC)
- SHA256:
5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc - MD5:
591a72097e280ad1fd07cc5d0b81b180
您可以在 VirusTotal 上验证此样本的所有哈希值。
系统清理指南
- Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
- 不要支付赎金——无法保证恢复文件
- 隔离受影响的驱动器
- Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
- 尝试可用的解密工具(NoMoreRansom 项目)
- 向执法部门(网络犯罪部门)报案
- Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın
YARA 规则提示
rule BlackCat_SHA256 {
meta:
description = "BlackCat sample: 5165cd61158a14ba"
threat_level = "critical"
first_seen = "2022-10-08"
condition:
hash.sha256(0, filesize) == "5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc"
}
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
5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc
# MD5
591a72097e280ad1fd07cc5d0b81b180
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 5165cd61158a14ba2f90c275d29d8271b1f0c5669ebcdc620edd86ee90474dbc | Sample:BlackCat |
| md5 | 591a72097e280ad1fd07cc5d0b81b180 | Sample:BlackCat |