XLoader | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA2562ca03433d42259f7adacc9b27fa712dd3595465cedfd3a34358d405f1a3e3a82
MD5ec900566ded6157f0879dd79cad0ca84
File Typeexe
Size690.1 KB
First Seen2025-07-29
File Namedownload.dll
Tagsexe, signed, 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: 2ca03433d42259f7adacc9b27fa712dd3595465cedfd3a34358d405f1a3e3a82
  • MD5: ec900566ded6157f0879dd79cad0ca84

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: 2ca03433d42259f7"
        threat_level = "high"
        first_seen = "2025-07-29"
    condition:
        hash.sha256(0, filesize) == "2ca03433d42259f7adacc9b27fa712dd3595465cedfd3a34358d405f1a3e3a82"
}

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 2ca03433d42259f7adacc9b27fa712dd3595465cedfd3a34358d405f1a3e3a82 # MD5 ec900566ded6157f0879dd79cad0ca84
TypeValueNote
sha256 2ca03433d42259f7adacc9b27fa712dd3595465cedfd3a34358d405f1a3e3a82
md5 ec900566ded6157f0879dd79cad0ca84

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