Flubot | Threat Level: critical | Type: Banking Trojan

Cryptographic Identifiers

SHA2562c74efb0e8304948e56f4ccb1ced6c05734842ecdc95628decacfa74d06baf6c
MD5729160d423c809ec7d4802fef9010076
File Typeapk
Size5136.0 KB
First Seen2021-11-26
File NameVoicemail12.apk
Tagsapk, FluBot, signed

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: 2c74efb0e8304948e56f4ccb1ced6c05734842ecdc95628decacfa74d06baf6c
  • MD5: 729160d423c809ec7d4802fef9010076

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: 2c74efb0e8304948"
        threat_level = "critical"
        first_seen = "2021-11-26"
    condition:
        hash.sha256(0, filesize) == "2c74efb0e8304948e56f4ccb1ced6c05734842ecdc95628decacfa74d06baf6c"
}

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 2c74efb0e8304948e56f4ccb1ced6c05734842ecdc95628decacfa74d06baf6c # MD5 729160d423c809ec7d4802fef9010076
TypeValueNote
sha256 2c74efb0e8304948e56f4ccb1ced6c05734842ecdc95628decacfa74d06baf6c Sample:Flubot
md5 729160d423c809ec7d4802fef9010076 Sample:Flubot
Tags
flubotbanking trojanmalwarecriticalsha256hash-analizi