GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25672e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692
MD50d53235710780fe27c97a51f869f488c
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name72e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 72e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692
  • MD5: 0d53235710780fe27c97a51f869f488c

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: 72e46f053292d2ba"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "72e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692"
}

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 72e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692 # MD5 0d53235710780fe27c97a51f869f488c
TypeValueNote
sha256 72e46f053292d2bab31d8018181062c373f8846575cbc29f7ae657a0d62c0692 Sample:GandCrab
md5 0d53235710780fe27c97a51f869f488c Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi