Dharma | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256d4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d
MD5c652fadd314392b61976fc226e6f6d38
File Typeexe
Size92.5 KB
First Seen2020-09-11
File Named4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d
TagsCrysis, Dharma, Ransomware

Malware Family: Dharma

Dharma, kurum hedefli ransomware'dir.

TypeRansomware
Programming LanguageC++
Target PlatformWindows
C2 Protocol
PurposeKurum ransomware
First Seen Year2016
AliasesCrysis

Threat Indicators (IOC)

  • SHA256: d4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d
  • MD5: c652fadd314392b61976fc226e6f6d38

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Yetkililere ihbarda bulunun
  7. Temiz bir yedekten kurtarın

YARA Rule Hints

rule Dharma_SHA256 {
    meta:
        description = "Dharma sample: d4b6920e28ddba69"
        threat_level = "high"
        first_seen = "2020-09-11"
    condition:
        hash.sha256(0, filesize) == "d4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d"
}

Dharma — Malware Profile

Dharma ransomware. firemail.cc email iletisim. wmic shadowcopy delete yedek imhasi. Crypto++ RSA+AES. Çok yıllık aktif.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows
Also Known As (AKA)
Crysis

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

Capabilities & Behavior

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 List (2 indicators)

IOC — Dharma
# SHA256 d4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d # MD5 c652fadd314392b61976fc226e6f6d38
TypeValueNote
sha256 d4b6920e28ddba697f8e2e33f6479d16c9b92fefdc36894e3c594e3f71095e4d
md5 c652fadd314392b61976fc226e6f6d38

C2 Servers (2 recorded servers for this family)

Address Type Port Protocol Status Country
firemail.cc domain 443 HTTPS active —
uncryptfile.com domain 443 HTTPS inactive —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
dharmaransomwaremalwarehighsha256analizzenginleştirilmiş