GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4
MD563ada59e7bd92d86183793e57e334231
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4
  • MD5: 63ada59e7bd92d86183793e57e334231

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: 116a919d678b5c0b"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4"
}

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 116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4 # MD5 63ada59e7bd92d86183793e57e334231
TypeValueNote
sha256 116a919d678b5c0b8ed91fbc620e61ffdd565475de05b1621da6c9f2e1f9fae4 Sample:GandCrab
md5 63ada59e7bd92d86183793e57e334231 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi