XLoader | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256f403f97b712e31aea525adb844e37853c032178bfdaeca5e2ab3ee7ffb07748e
MD59b58253659d90089ef7f8760fa66eb7b
File Typejs
Size156.2 KB
First Seen2025-11-24
File NameOrder_Specifications_pdf.js
Tagsexe, js, xloader

Malware Family: XLoader

XLoader, FormBook türevi stealer'dır.

TypeInfostealer
Programming LanguageC
Target PlatformWindows/macOS
C2 ProtocolHTTP
PurposeFormBook türevi
First Seen Year2020

Threat Indicators (IOC)

  • SHA256: f403f97b712e31aea525adb844e37853c032178bfdaeca5e2ab3ee7ffb07748e
  • MD5: 9b58253659d90089ef7f8760fa66eb7b

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 XLoader_SHA256 {
    meta:
        description = "XLoader sample: f403f97b712e31ae"
        threat_level = "high"
        first_seen = "2025-11-24"
    condition:
        hash.sha256(0, filesize) == "f403f97b712e31aea525adb844e37853c032178bfdaeca5e2ab3ee7ffb07748e"
}

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 f403f97b712e31aea525adb844e37853c032178bfdaeca5e2ab3ee7ffb07748e # MD5 9b58253659d90089ef7f8760fa66eb7b
TypeValueNote
sha256 f403f97b712e31aea525adb844e37853c032178bfdaeca5e2ab3ee7ffb07748e
md5 9b58253659d90089ef7f8760fa66eb7b

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.

Tags
xloaderinfostealermalwarehighsha256analizzenginleştirilmiş