Dharma | 威胁等级: high | 类型: Ransomware
加密标识符
| SHA256 | dc5ba84e57cf8d8dfcb8fb2de6f842786428fc46c34d8a3e02c8119bbd9f7584 |
|---|---|
| MD5 | a1ef511c6b47307948465fe6e1af6997 |
| 文件类型 | exe |
| 大小 | 381.0 KB |
| 首次发现 | 2022-09-08 |
| 文件名 | Takeaway.exe |
| 标签 | Dharma, exe |
恶意软件家族: Dharma
Dharma, kurum hedefli ransomware'dir.
| 类型 | Ransomware |
|---|---|
| 编程语言 | C++ |
| 目标平台 | Windows |
| C2 协议 | — |
| 用途 | Kurum ransomware |
| 首次发现年份 | 2016 |
| 别名 | Crysis |
威胁指标 (IOC)
- SHA256:
dc5ba84e57cf8d8dfcb8fb2de6f842786428fc46c34d8a3e02c8119bbd9f7584 - MD5:
a1ef511c6b47307948465fe6e1af6997
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 Dharma_SHA256 {
meta:
description = "Dharma sample: dc5ba84e57cf8d8d"
threat_level = "high"
first_seen = "2022-09-08"
condition:
hash.sha256(0, filesize) == "dc5ba84e57cf8d8dfcb8fb2de6f842786428fc46c34d8a3e02c8119bbd9f7584"
}
Dharma — 恶意软件档案
Dharma ransomware. firemail.cc email iletisim. wmic shadowcopy delete yedek imhasi. Crypto++ RSA+AES. Çok yıllık aktif.
恶意软件类型
Ransomware
编程语言
C++
C2协议
—
目标系统
Windows
别名 (AKA)
Crysis
技术细节
Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma
能力与行为
Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)
IOC列表 (9 个指标)
IOC — Dharma
# SHA256
dc5ba84e57cf8d8dfcb8fb2de6f842786428fc46c34d8a3e02c8119bbd9f7584
# MD5
a1ef511c6b47307948465fe6e1af6997
# IP
91.217.137.61
# IP
185.234.218.210
# DOMAIN
dharma-decrypt.ru
# MUTEX
Global_Dharma_Ransomware_Mutex
# FILEPATH
%APPDATA%MicrosoftWindowsStart MenuProgramsStartupdharma.exe
# EMAIL
recovery@bharatpayment.com
# EMAIL
helpfiles@india.com
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | dc5ba84e57cf8d8dfcb8fb2de6f842786428fc46c34d8a3e02c8119bbd9f7584 | |
| md5 | a1ef511c6b47307948465fe6e1af6997 | |
| ip | 91.217.137.61 | Dharma C2 - Rusya BH hosting |
| ip | 185.234.218.210 | Dharma aktif C2 |
| domain | dharma-decrypt.ru | Dharma fidye destek sitesi |
| mutex | Global_Dharma_Ransomware_Mutex | Dharma mutex |
| filepath | %APPDATA%MicrosoftWindowsStart MenuProgramsStartupdharma.exe | Dharma autorun dosyasi |
| recovery@bharatpayment.com | Dharma fidye iletisim e-postasi | |
| helpfiles@india.com | Dharma alternatif fidye e-postasi |
C2服务器 (该家族共有 2 台已记录服务器)
| 地址 | 类型 | 端口 | 协议 | 状态 | 国家 |
|---|---|---|---|---|---|
| firemail.cc | domain | 443 | HTTPS | active | — |
| uncryptfile.com | domain | 443 | HTTPS | inactive | — |
C2 地址仅来自 KEYDAL 团队人工验证的恶意软件样本。禁止用于商业用途。