MassLogger | Threat Level: medium | Type: Infostealer
Cryptographic Identifiers
| SHA256 | c7614aa2d3f3a8b9f3696a747f392e70e110445d66f948da52ee82db05747842 |
|---|---|
| MD5 | a3a4989528e67343c1a2894d63b2859a |
| File Type | rar |
| Size | 616.8 KB |
| First Seen | 2026-05-21 |
| File Name | TEKLİF_İSTEĞİ_-_TUSAŞ_TÜRK_HAVACILIK_UZAY_SANAYİİ_xlsx.z.rar |
| Tags | MassLogger, rar |
Malware Family: MassLogger
MassLogger, email tabanlı 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:
c7614aa2d3f3a8b9f3696a747f392e70e110445d66f948da52ee82db05747842 - MD5:
a3a4989528e67343c1a2894d63b2859a
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: c7614aa2d3f3a8b9"
threat_level = "medium"
first_seen = "2026-05-21"
condition:
hash.sha256(0, filesize) == "c7614aa2d3f3a8b9f3696a747f392e70e110445d66f948da52ee82db05747842"
}
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
c7614aa2d3f3a8b9f3696a747f392e70e110445d66f948da52ee82db05747842
# MD5
a3a4989528e67343c1a2894d63b2859a
| Type | Value | Note |
|---|---|---|
| sha256 | c7614aa2d3f3a8b9f3696a747f392e70e110445d66f948da52ee82db05747842 | Sample:MassLogger |
| md5 | a3a4989528e67343c1a2894d63b2859a | Sample:MassLogger |