XLoader | Threat Level: high | Type: Infostealer
Cryptographic Identifiers
| SHA256 | 2688f100bb45d0b755bb76b7891f7256c3ba3b531da450ef9bf2ee902ae3c372 |
|---|---|
| MD5 | 052c6e3c69cae9fd64bce20a64cdde81 |
| File Type | exe |
| Size | 4516.5 KB |
| First Seen | 2025-10-16 |
| File Name | msys-crypto-3.dll |
| Tags | dll, exe, xloader |
Malware Family: XLoader
XLoader, FormBook türevi'dir.
| Type | Infostealer |
|---|---|
| Programming Language | C |
| Target Platform | Windows/macOS |
| C2 Protocol | HTTP |
| Purpose | Stealer |
| First Seen Year | 2020 |
Threat Indicators (IOC)
- SHA256:
2688f100bb45d0b755bb76b7891f7256c3ba3b531da450ef9bf2ee902ae3c372 - MD5:
052c6e3c69cae9fd64bce20a64cdde81
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 XLoader_SHA256 {
meta:
description = "XLoader sample: 2688f100bb45d0b7"
threat_level = "high"
first_seen = "2025-10-16"
condition:
hash.sha256(0, filesize) == "2688f100bb45d0b755bb76b7891f7256c3ba3b531da450ef9bf2ee902ae3c372"
}
XLoader — Malware Profile
XLoader, FormBook türevi stealer'dır.
Malware Type
Infostealer
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows/macOS
Technical Details
Varyanta gore C/C#/VBS/PS1, anti-analysis (VM/debugger check), persistence (Registry/Task Scheduler/Startup folder), payload decryption ve injection (shellcode/PE), fileless execution teknikleri
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 — XLoader
# SHA256
2688f100bb45d0b755bb76b7891f7256c3ba3b531da450ef9bf2ee902ae3c372
# MD5
052c6e3c69cae9fd64bce20a64cdde81
| Type | Value | Note |
|---|---|---|
| sha256 | 2688f100bb45d0b755bb76b7891f7256c3ba3b531da450ef9bf2ee902ae3c372 | Sample:XLoader |
| md5 | 052c6e3c69cae9fd64bce20a64cdde81 | Sample:XLoader |
C2 Servers (1 recorded servers for this family)
| Address | Type | Port | Protocol | Status | Country |
|---|---|---|---|---|---|
| 45.131.66.167 | ip | 4444 | HTTP | inactive | RU |
C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.