MassLogger | Threat Level: medium | Type: Infostealer

Cryptographic Identifiers

SHA256ce610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d
MD572816cf4de57e641103fe4eed1ba5c5e
File Typeexe
Size927.0 KB
First Seen2025-06-06
File Namece610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d
Tagsexe, MassLogger

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: ce610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d
  • MD5: 72816cf4de57e641103fe4eed1ba5c5e

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: ce610c3d40022411"
        threat_level = "medium"
        first_seen = "2025-06-06"
    condition:
        hash.sha256(0, filesize) == "ce610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d"
}

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 ce610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d # MD5 72816cf4de57e641103fe4eed1ba5c5e
TypeValueNote
sha256 ce610c3d40022411ea06f80ce2d8c2b3a494df0a66e0bc02444918e2024fa22d Sample:MassLogger
md5 72816cf4de57e641103fe4eed1ba5c5e Sample:MassLogger
Tags
massloggerinfostealermalwaremediumsha256hash-analizi