GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25698aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561
MD5f8b0af418ae355120f76b6bd532c8d23
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name98aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

TypeRansomware
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeMaaS ransomware
First Seen Year2018

Threat Indicators (IOC)

  • SHA256: 98aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561
  • MD5: f8b0af418ae355120f76b6bd532c8d23

You can verify all hash values of this sample on VirusTotal.

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. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule GandCrab_SHA256 {
    meta:
        description = "GandCrab sample: 98aecdf0cf3fe7ba"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "98aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561"
}

GandCrab — Malware Profile

GandCrab, 2018-2019 aktif RaaS ailesidir. 1.5 milyar USD hasar. RSA+Salsa20. Haziran 2019 kapandi. REvil oncusu.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows

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 — GandCrab
# SHA256 98aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561 # MD5 f8b0af418ae355120f76b6bd532c8d23
TypeValueNote
sha256 98aecdf0cf3fe7ba1eba8d8a450d2f36186f062718b10fbcf920bcd711b67561 Sample:GandCrab
md5 f8b0af418ae355120f76b6bd532c8d23 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi