Dharma | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256b23eb66e588b47a73b393c87467b0b2b0431d9d346368efeaa36a76c7877cd27
MD517448c3d1d3edb80b753c271cad45ef4
File Typeexe
Size691.0 KB
First Seen2020-04-03
File Namecomresourcesrootcert.exe
TagsDharma, exe

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: b23eb66e588b47a73b393c87467b0b2b0431d9d346368efeaa36a76c7877cd27
  • MD5: 17448c3d1d3edb80b753c271cad45ef4

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: b23eb66e588b47a7"
        threat_level = "high"
        first_seen = "2020-04-03"
    condition:
        hash.sha256(0, filesize) == "b23eb66e588b47a73b393c87467b0b2b0431d9d346368efeaa36a76c7877cd27"
}

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 b23eb66e588b47a73b393c87467b0b2b0431d9d346368efeaa36a76c7877cd27 # MD5 17448c3d1d3edb80b753c271cad45ef4
TypeValueNote
sha256 b23eb66e588b47a73b393c87467b0b2b0431d9d346368efeaa36a76c7877cd27
md5 17448c3d1d3edb80b753c271cad45ef4

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