XLoader | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256161d9f8b7316dba0ae69ee501a33f919740a1074c62790a0a540283b3bdaa413
MD5c8d6c2a9554f8b652a15ff7182d14c17
File Typertf
Size6.6 KB
First Seen2021-11-23
File Namedhtc_00040050000000.wbk
TagsCVE-2017-11882, EQNEDT32, rtf, xloader

Malware Family: XLoader

XLoader, FormBook türevi'dir.

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

Threat Indicators (IOC)

  • SHA256: 161d9f8b7316dba0ae69ee501a33f919740a1074c62790a0a540283b3bdaa413
  • MD5: c8d6c2a9554f8b652a15ff7182d14c17

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: 161d9f8b7316dba0"
        threat_level = "high"
        first_seen = "2021-11-23"
    condition:
        hash.sha256(0, filesize) == "161d9f8b7316dba0ae69ee501a33f919740a1074c62790a0a540283b3bdaa413"
}

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 161d9f8b7316dba0ae69ee501a33f919740a1074c62790a0a540283b3bdaa413 # MD5 c8d6c2a9554f8b652a15ff7182d14c17
TypeValueNote
sha256 161d9f8b7316dba0ae69ee501a33f919740a1074c62790a0a540283b3bdaa413 Sample:XLoader
md5 c8d6c2a9554f8b652a15ff7182d14c17 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