GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25670d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586
MD56a2cf0e5a49346019e4cf9132cc4e614
File Typeexe
Size66.0 KB
First Seen2022-08-30
File Name70d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 70d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586
  • MD5: 6a2cf0e5a49346019e4cf9132cc4e614

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: 70d9ee2447734940"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "70d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586"
}

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 70d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586 # MD5 6a2cf0e5a49346019e4cf9132cc4e614
TypeValueNote
sha256 70d9ee2447734940905e7ea0a3a777c25a449addcbbf9ea1914e2be7a43fb586 Sample:GandCrab
md5 6a2cf0e5a49346019e4cf9132cc4e614 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi