GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a
MD5c20c124c220f85e70ba86a821b384a38
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Namee7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: e7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a
  • MD5: c20c124c220f85e70ba86a821b384a38

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: e7e2ab225cd83660"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "e7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a"
}

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 e7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a # MD5 c20c124c220f85e70ba86a821b384a38
TypeValueNote
sha256 e7e2ab225cd836601de32280dc73c082d8c4061322b840358094b57bff7a785a Sample:GandCrab
md5 c20c124c220f85e70ba86a821b384a38 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi