Dharma | 威胁等级: high | 类型: Ransomware

加密标识符

SHA25690c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2
MD537c1ee5708d1f5e45cea516059fd12f8
文件类型exe
大小92.5 KB
首次发现2020-09-11
文件名90c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2
标签Crysis, Dharma, Ransomware

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: 90c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2
  • MD5: 37c1ee5708d1f5e45cea516059fd12f8

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. Yetkililere ihbarda bulunun
  7. Temiz bir yedekten kurtarın

YARA 规则提示

rule Dharma_SHA256 {
    meta:
        description = "Dharma sample: 90c54543aaf085e0"
        threat_level = "high"
        first_seen = "2020-09-11"
    condition:
        hash.sha256(0, filesize) == "90c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2"
}

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 90c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2 # MD5 37c1ee5708d1f5e45cea516059fd12f8
类型备注
sha256 90c54543aaf085e00879d4fe98a6dfb8148548f374828d50b6e3ac44668138b2
md5 37c1ee5708d1f5e45cea516059fd12f8

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
dharmaransomwaremalwarehighsha256analizzenginleştirilmiş