MassLogger | Threat Level: medium | Type: Infostealer

Cryptographic Identifiers

SHA256c14530e0936b95b42c9f5b820d3a317056198c2d8fe38c713b1031bade1e6cb4
MD58782dee4057a8213a6a5d0056048dbce
File Typevbe
Size966.8 KB
First Seen2025-07-01
File NameDoc_0701251124.vbe
TagsMassLogger, vbe

Malware Family: MassLogger

MassLogger, email keylogger'dır.

TypeInfostealer
Programming LanguageC#/.NET
Target PlatformWindows
C2 ProtocolSMTP/FTP
PurposeEmail keylogger
First Seen Year2020

Threat Indicators (IOC)

  • SHA256: c14530e0936b95b42c9f5b820d3a317056198c2d8fe38c713b1031bade1e6cb4
  • MD5: 8782dee4057a8213a6a5d0056048dbce

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 MassLogger_SHA256 {
    meta:
        description = "MassLogger sample: c14530e0936b95b4"
        threat_level = "medium"
        first_seen = "2025-07-01"
    condition:
        hash.sha256(0, filesize) == "c14530e0936b95b42c9f5b820d3a317056198c2d8fe38c713b1031bade1e6cb4"
}

MassLogger — Malware Profile

MassLogger credential stealer. PT2600000043.js Portekiz fatura lurü. CommonJS obfuscation. dispatch configuration data.

Malware Type
Infostealer
Programming Language
C#/.NET
C2 Protocol
SMTP/FTP
Target Systems
Windows

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 — MassLogger
# SHA256 c14530e0936b95b42c9f5b820d3a317056198c2d8fe38c713b1031bade1e6cb4 # MD5 8782dee4057a8213a6a5d0056048dbce
TypeValueNote
sha256 c14530e0936b95b42c9f5b820d3a317056198c2d8fe38c713b1031bade1e6cb4 Sample:MassLogger
md5 8782dee4057a8213a6a5d0056048dbce Sample:MassLogger
Tags
massloggerinfostealermalwaremediumsha256hash-analizi