加密标识符
| SHA256 | 2093c195b6c1fd6ab9e1110c13096c5fe130b75a84a27748007ae52d9e951643 |
|---|---|
| MD5 | 95f0a946cd6881dd5953e6db4dfb0cb9 |
| 文件类型 | unknown |
| 大小 | 1193.8 KB |
| 首次发现 | 2021-07-04 |
| 文件名 | agent (2).crt |
| 标签 | Ransomware, REvil |
恶意软件家族: REvil
REvil, yüksek profilli saldırılar yaptı.
| 类型 | Ransomware |
|---|---|
| 编程语言 | C |
| 目标平台 | Windows |
| C2 协议 | HTTP |
| 用途 | Yüksek profilli RaaS |
| 首次发现年份 | 2019 |
| 别名 | Sodinokibi |
威胁指标 (IOC)
- SHA256:
2093c195b6c1fd6ab9e1110c13096c5fe130b75a84a27748007ae52d9e951643 - MD5:
95f0a946cd6881dd5953e6db4dfb0cb9
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)
- Yetkililere ihbarda bulunun
- Temiz bir yedekten kurtarın
YARA 规则提示
rule REvil_SHA256 {
meta:
description = "REvil sample: 2093c195b6c1fd6a"
threat_level = "critical"
first_seen = "2021-07-04"
condition:
hash.sha256(0, filesize) == "2093c195b6c1fd6ab9e1110c13096c5fe130b75a84a27748007ae52d9e951643"
}
REvil — 恶意软件档案
REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.
技术细节
REvil (Sodinokibi) is a ransomware-as-a-service operated by GOLD SOUTHFIELD. First detected April 2019, believed successor to GandCrab. Uses elliptic curve Diffie-Hellman (ECDH) + Salsa20 for file encryption, RSA-2048 for key exchange. Highly customizable through embedded JSON configuration: target paths, excluded countries/extensions. Notable attacks: Kaseya VSA supply chain attack (July 2021, 1500+ MSPs affected), JBS Foods ($11M ransom), Travelex ($6M ransom). Double extortion via "Happy Blog" leak site. Source code leaked 2021. FSB arrested key members January 2022. Operations resumed briefly with "REvil is back" announcements.
归因 / 威胁行为者
GOLD SOUTHFIELD, GandCrab successor
能力与行为
IOC列表 (2 个指标)
# SHA256
2093c195b6c1fd6ab9e1110c13096c5fe130b75a84a27748007ae52d9e951643
# MD5
95f0a946cd6881dd5953e6db4dfb0cb9
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 2093c195b6c1fd6ab9e1110c13096c5fe130b75a84a27748007ae52d9e951643 | |
| md5 | 95f0a946cd6881dd5953e6db4dfb0cb9 |