MassLogger | Threat Level: medium | Type: Infostealer

Cryptographic Identifiers

SHA25617c2f81cc2e3b987c9790caf88bfff34fec7cf00b4dadbe6ee913e482dec925a
MD52f4574f8aff31dec6fc0c7ef31a51f85
File Typeps1
Size169.7 KB
First Seen2026-04-24
File NameESCAPE.ps1
TagsMassLogger, ps1

Malware Family: MassLogger

MassLogger, email tabanlı keylogger'dır.

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

Threat Indicators (IOC)

  • SHA256: 17c2f81cc2e3b987c9790caf88bfff34fec7cf00b4dadbe6ee913e482dec925a
  • MD5: 2f4574f8aff31dec6fc0c7ef31a51f85

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: 17c2f81cc2e3b987"
        threat_level = "medium"
        first_seen = "2026-04-24"
    condition:
        hash.sha256(0, filesize) == "17c2f81cc2e3b987c9790caf88bfff34fec7cf00b4dadbe6ee913e482dec925a"
}

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 17c2f81cc2e3b987c9790caf88bfff34fec7cf00b4dadbe6ee913e482dec925a # MD5 2f4574f8aff31dec6fc0c7ef31a51f85
TypeValueNote
sha256 17c2f81cc2e3b987c9790caf88bfff34fec7cf00b4dadbe6ee913e482dec925a Sample:MassLogger
md5 2f4574f8aff31dec6fc0c7ef31a51f85 Sample:MassLogger
Tags
massloggerinfostealermalwaremediumsha256hash-analizi