XLoader | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA25657ce4128889f2b9a9cb291fc0f5d8e1ab6124e3a48f49a4de7f9670d6b7c9e31
MD52dbdf2b6c099cd6d85cb804874480d53
File Typerar
Size1873.0 KB
First Seen2025-09-10
File Name01CHQ.rar
TagsFormBook, rar, 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: 57ce4128889f2b9a9cb291fc0f5d8e1ab6124e3a48f49a4de7f9670d6b7c9e31
  • MD5: 2dbdf2b6c099cd6d85cb804874480d53

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: 57ce4128889f2b9a"
        threat_level = "high"
        first_seen = "2025-09-10"
    condition:
        hash.sha256(0, filesize) == "57ce4128889f2b9a9cb291fc0f5d8e1ab6124e3a48f49a4de7f9670d6b7c9e31"
}

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 57ce4128889f2b9a9cb291fc0f5d8e1ab6124e3a48f49a4de7f9670d6b7c9e31 # MD5 2dbdf2b6c099cd6d85cb804874480d53
TypeValueNote
sha256 57ce4128889f2b9a9cb291fc0f5d8e1ab6124e3a48f49a4de7f9670d6b7c9e31
md5 2dbdf2b6c099cd6d85cb804874480d53

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