GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256d16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733
MD55a920eec72038693dd528f0c8333ffe2
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Named16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: d16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733
  • MD5: 5a920eec72038693dd528f0c8333ffe2

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: d16126164362a533"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "d16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733"
}

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 d16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733 # MD5 5a920eec72038693dd528f0c8333ffe2
TypeValueNote
sha256 d16126164362a533560da54ca71f10db414eb90538f7b7817ce689bab26d0733 Sample:GandCrab
md5 5a920eec72038693dd528f0c8333ffe2 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi