CryptBot | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256f3b4f47ab6b09e0b090c6fb6f6145774485e2d043d373ed2971034bf6cd9f420
MD5e55422d97015ca9945114cebaeba4cbf
File Typeexe
Size2746.0 KB
First Seen2021-12-24
File Namee55422d97015ca9945114cebaeba4cbf.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: f3b4f47ab6b09e0b090c6fb6f6145774485e2d043d373ed2971034bf6cd9f420
  • MD5: e55422d97015ca9945114cebaeba4cbf

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: f3b4f47ab6b09e0b"
        threat_level = "high"
        first_seen = "2021-12-24"
    condition:
        hash.sha256(0, filesize) == "f3b4f47ab6b09e0b090c6fb6f6145774485e2d043d373ed2971034bf6cd9f420"
}

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 f3b4f47ab6b09e0b090c6fb6f6145774485e2d043d373ed2971034bf6cd9f420 # MD5 e55422d97015ca9945114cebaeba4cbf
TypeValueNote
sha256 f3b4f47ab6b09e0b090c6fb6f6145774485e2d043d373ed2971034bf6cd9f420 Sample:CryptBot
md5 e55422d97015ca9945114cebaeba4cbf 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