GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07
MD571d2c57157b1eb7b6a1f274704f73d9c
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Nameddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: ddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07
  • MD5: 71d2c57157b1eb7b6a1f274704f73d9c

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: ddcd83ba04b9dbdc"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "ddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07"
}

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 ddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07 # MD5 71d2c57157b1eb7b6a1f274704f73d9c
TypeValueNote
sha256 ddcd83ba04b9dbdcf9afb0a425d0b144ea02cca4c05023bf5337a6edb734de07 Sample:GandCrab
md5 71d2c57157b1eb7b6a1f274704f73d9c Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi