MassLogger | Threat Level: medium | Type: Infostealer
Cryptographic Identifiers
| SHA256 | 44f1a67e4a326b1f751b8e0671a46ff65acd9c8e9c515c764c41c87c3bf9cca8 |
|---|---|
| MD5 | 4bb81a2d7409c70fc1e7a7aa8e7e7a65 |
| File Type | exe |
| Size | 987.0 KB |
| First Seen | 2025-08-26 |
| File Name | SecuriteInfo.com.TrojanSpy.MSIL.NEGASTEAL.SMG.7216.22378 |
| Tags | exe, MassLogger |
Malware Family: MassLogger
MassLogger, email keylogger'dır.
| Type | Infostealer |
|---|---|
| Programming Language | C#/.NET |
| Target Platform | Windows |
| C2 Protocol | SMTP/FTP |
| Purpose | Email keylogger |
| First Seen Year | 2020 |
Threat Indicators (IOC)
- SHA256:
44f1a67e4a326b1f751b8e0671a46ff65acd9c8e9c515c764c41c87c3bf9cca8 - MD5:
4bb81a2d7409c70fc1e7a7aa8e7e7a65
You can verify all hash values of this sample on VirusTotal.
System Cleanup Guide
- Disconnect the system from the network immediately
- Yeni bir cihazdan banka hesabı, sosyal medya ve e-posta şifrelerini değiştirin
- Move crypto wallets to a new address and abandon the old ones
- Start a full scan with up-to-date antivirus
- Clear saved browser passwords and enable 2FA
- Sign out of all sessions on every affected service
YARA Rule Hints
rule MassLogger_SHA256 {
meta:
description = "MassLogger sample: 44f1a67e4a326b1f"
threat_level = "medium"
first_seen = "2025-08-26"
condition:
hash.sha256(0, filesize) == "44f1a67e4a326b1f751b8e0671a46ff65acd9c8e9c515c764c41c87c3bf9cca8"
}
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
44f1a67e4a326b1f751b8e0671a46ff65acd9c8e9c515c764c41c87c3bf9cca8
# MD5
4bb81a2d7409c70fc1e7a7aa8e7e7a65
| Type | Value | Note |
|---|---|---|
| sha256 | 44f1a67e4a326b1f751b8e0671a46ff65acd9c8e9c515c764c41c87c3bf9cca8 | Sample:MassLogger |
| md5 | 4bb81a2d7409c70fc1e7a7aa8e7e7a65 | Sample:MassLogger |