Dharma | 威胁等级: high | 类型: Ransomware

加密标识符

SHA2569a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58
MD5f552f5b23542b6ab3605cc51390b1d5f
文件类型exe
大小92.5 KB
首次发现2020-06-10
文件名9a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58
标签Dharma

恶意软件家族: Dharma

Dharma, kurum 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: 9a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58
  • MD5: f552f5b23542b6ab3605cc51390b1d5f

您可以在 VirusTotal 上验证此样本的所有哈希值。

系统清理指南

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. 不要支付赎金——无法保证恢复文件
  3. 隔离受影响的驱动器
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. 尝试可用的解密工具(NoMoreRansom 项目)
  6. 向执法部门(网络犯罪部门)报案
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA 规则提示

rule Dharma_SHA256 {
    meta:
        description = "Dharma sample: 9a4e6b6a25332f21"
        threat_level = "high"
        first_seen = "2020-06-10"
    condition:
        hash.sha256(0, filesize) == "9a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58"
}

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 (2 个指标)

IOC — Dharma
# SHA256 9a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58 # MD5 f552f5b23542b6ab3605cc51390b1d5f
类型备注
sha256 9a4e6b6a25332f21e4e15bd5c67ea1613db78bf02fa3cef2eba47f27723f8d58 Sample:Dharma
md5 f552f5b23542b6ab3605cc51390b1d5f Sample:Dharma

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。

标签
dharmaransomwaremalwarehighsha256hash-analizi