Flubot | Threat Level: critical | Type: Banking Trojan

Cryptographic Identifiers

SHA256d1340ed4d24a213ba11b01cc35341c101b25f2317cff99093f428152a2fc634e
MD51378457ca7e2373c450c9422eb9ca866
File Typeapk
Size3904.9 KB
First Seen2021-09-07
File NameVoicemail92.apk
Tagsapk, FluBot

Malware Family: Flubot

FluBot, SMS ile yayılan Android trojanıdır.

TypeBanking Trojan
Programming LanguageJava
Target PlatformAndroid
C2 ProtocolHTTPS
PurposeAndroid SMS trojan
First Seen Year2020

Threat Indicators (IOC)

  • SHA256: d1340ed4d24a213ba11b01cc35341c101b25f2317cff99093f428152a2fc634e
  • MD5: 1378457ca7e2373c450c9422eb9ca866

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

System Cleanup Guide

  1. Disconnect the system from the network — unplug ethernet, disable Wi-Fi
  2. Terminate suspicious processes from Task Manager
  3. Run a full system scan with Malwarebytes or Kaspersky
  4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
  5. Review newly created tasks in Task Scheduler
  6. Change all your account passwords from a clean device
  7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA Rule Hints

rule Flubot_SHA256 {
    meta:
        description = "Flubot sample: d1340ed4d24a213b"
        threat_level = "critical"
        first_seen = "2021-09-07"
    condition:
        hash.sha256(0, filesize) == "d1340ed4d24a213ba11b01cc35341c101b25f2317cff99093f428152a2fc634e"
}

Flubot — Malware Profile

FluBot, 2020-2022 Android SMS worm/banker. Sahte kargo SMS. Europol 2022 operasyonu. DGA C2.

Malware Type
Other
Programming Language
Java
C2 Protocol
HTTPS
Target Systems
Android

Technical Details

Botnet ailesi: IRC/HTTP C2, DDoS modulu (HTTP/SYN/UDP flood), spam relay, credential brute-force, mining modulu, komuta-kontrol altyapisi

Capabilities & Behavior

Zararlı Yazılım Aktivitesi
Kalıcılık Mekanizması
C2 İletişimi
Anti-Analiz

IOC List (2 indicators)

IOC — Flubot
# SHA256 d1340ed4d24a213ba11b01cc35341c101b25f2317cff99093f428152a2fc634e # MD5 1378457ca7e2373c450c9422eb9ca866
TypeValueNote
sha256 d1340ed4d24a213ba11b01cc35341c101b25f2317cff99093f428152a2fc634e Sample:Flubot
md5 1378457ca7e2373c450c9422eb9ca866 Sample:Flubot
Tags
flubotbanking trojanmalwarecriticalsha256hash-analizi