GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91
MD5df7e75fc7bcebc0da7fb1236ec544f4c
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Namee2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: e2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91
  • MD5: df7e75fc7bcebc0da7fb1236ec544f4c

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: e2b262148e8c575a"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "e2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91"
}

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 e2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91 # MD5 df7e75fc7bcebc0da7fb1236ec544f4c
TypeValueNote
sha256 e2b262148e8c575a48fbd3f7204682c46f473c9e39b1c69d4b80b9ced70e0e91 Sample:GandCrab
md5 df7e75fc7bcebc0da7fb1236ec544f4c Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi