XLoader | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256a3fba91bd7cda8d1f2425dc05210f427c7084e12ea6b3f45b64d6da356f036d1
MD5626f13315a7626b0d2c9bfc1c8f1f8be
File Typeexe
Size378.5 KB
First Seen2021-10-28
File NamePurchase Order4503284572.PDF.exe
Tagsexe, FormBook, xloader

Malware Family: XLoader

XLoader, FormBook türevi'dir.

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

Threat Indicators (IOC)

  • SHA256: a3fba91bd7cda8d1f2425dc05210f427c7084e12ea6b3f45b64d6da356f036d1
  • MD5: 626f13315a7626b0d2c9bfc1c8f1f8be

You can verify all hash values of this sample on VirusTotal.

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: a3fba91bd7cda8d1"
        threat_level = "high"
        first_seen = "2021-10-28"
    condition:
        hash.sha256(0, filesize) == "a3fba91bd7cda8d1f2425dc05210f427c7084e12ea6b3f45b64d6da356f036d1"
}

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 a3fba91bd7cda8d1f2425dc05210f427c7084e12ea6b3f45b64d6da356f036d1 # MD5 626f13315a7626b0d2c9bfc1c8f1f8be
TypeValueNote
sha256 a3fba91bd7cda8d1f2425dc05210f427c7084e12ea6b3f45b64d6da356f036d1 Sample:XLoader
md5 626f13315a7626b0d2c9bfc1c8f1f8be 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.

Tags
xloaderinfostealermalwarehighsha256hash-analizi