CryptBot | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA2565fa906e1fd8772c1fe0c2395ed85ad4dcbe5b4295ad6c536efc43ae0922f631c
MD54f0a91af8045adc9f875216f4c265b80
File Typeexe
Size6921.0 KB
First Seen2023-03-26
File Name4f0a91af8045adc9f875216f4c265b80.exe
TagsCryptBot, exe

Malware Family: CryptBot

CryptBot, Google Ads ile yayılır.

TypeInfostealer
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeGoogle Ads stealer
First Seen Year2019

Threat Indicators (IOC)

  • SHA256: 5fa906e1fd8772c1fe0c2395ed85ad4dcbe5b4295ad6c536efc43ae0922f631c
  • MD5: 4f0a91af8045adc9f875216f4c265b80

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Disconnect the system from the network immediately
  2. Yeni bir cihazdan banka hesabı, sosyal medya ve e-posta şifrelerini değiştirin
  3. Move crypto wallets to a new address and abandon the old ones
  4. Start a full scan with up-to-date antivirus
  5. Clear saved browser passwords and enable 2FA
  6. Sign out of all sessions on every affected service

YARA Rule Hints

rule CryptBot_SHA256 {
    meta:
        description = "CryptBot sample: 5fa906e1fd8772c1"
        threat_level = "high"
        first_seen = "2023-03-26"
    condition:
        hash.sha256(0, filesize) == "5fa906e1fd8772c1fe0c2395ed85ad4dcbe5b4295ad6c536efc43ae0922f631c"
}

Cryptbot — Malware Profile

CryptBot, 2019 dan beri aktif Delphi/VCL tabanli infostealer ailesidir. Google Ads ile sahte yazilim dagitimi. Tarayici, kripto cuzdan veri calma.

Malware Type
Infostealer
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows

Technical Details

Infostealer ailesi: TCP C2 protokolu, kalicilik mekanizmasi (Registry/Task Scheduler), keylogger, ekran goruntüsü, uzak kabuk, dosya yoneticisi, process manager, anti-analiz kontrolleri

Capabilities & Behavior

Tarayıcı Kimlik Bilgileri
Çerez Hırsızlığı
Kripto Cüzdan Çalma
Sistem Bilgisi
Ekran Görüntüsü
FTP/SSH İstemci Şifreleri
E-posta İstemcisi Çalma
Veri Sızıntısı

IOC List (2 indicators)

IOC — CryptBot
# SHA256 5fa906e1fd8772c1fe0c2395ed85ad4dcbe5b4295ad6c536efc43ae0922f631c # MD5 4f0a91af8045adc9f875216f4c265b80
TypeValueNote
sha256 5fa906e1fd8772c1fe0c2395ed85ad4dcbe5b4295ad6c536efc43ae0922f631c Sample:CryptBot
md5 4f0a91af8045adc9f875216f4c265b80 Sample:CryptBot

C2 Servers (2 recorded servers for this family)

Address Type Port Protocol Status Country
195.133.40.89 ip 80 HTTP active RU
45.135.232.176 ip 80 HTTP inactive DE

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
cryptbotinfostealermalwarehighsha256hash-analizi