GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2561edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36
MD5faebc8605aa6ae0210b3d7332a4085b4
File Typeexe
Size214.5 KB
First Seen2023-03-24
File Name1edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36
TagsGandcrab, Ransomware

Malware Family: GandCrab

GandCrab, en yaygın eski ransomware'dir.

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

Threat Indicators (IOC)

  • SHA256: 1edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36
  • MD5: faebc8605aa6ae0210b3d7332a4085b4

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: 1edc828da884f2b1"
        threat_level = "critical"
        first_seen = "2023-03-24"
    condition:
        hash.sha256(0, filesize) == "1edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36"
}

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 1edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36 # MD5 faebc8605aa6ae0210b3d7332a4085b4
TypeValueNote
sha256 1edc828da884f2b17544ba6609f55bba3c950093528a5e857a23be8ae78fcb36 Sample:GandCrab
md5 faebc8605aa6ae0210b3d7332a4085b4 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi