GuLoader Malware Analizi

Dosya Ozellikleri

SHA256: b8c85906adbd9dd9c8ef76bb684aae5c6a087d05865211a4df7c7a91ff071804

MD5: 402f2ac752fbf300f6562aa0f97db51f

Dosya Tipi: js

Boyut: 17,713 byte

Ilk Gorulme: 2025-09-23

AV Imzasi: Formbook

Raporlayan: smica83

Etiketler: FormBook, GuLoader, HUN, js

Statik analiz: metadata tabanli (ornek indirilmedi)

GuLoader — Malware Profile

GuLoader/CloudEyE NSIS/VB dropper. recibo Ispanyolca makbuz. Çift locale tespiti. Registry silme.

Malware Type
Loader
Programming Language
C
C2 Protocol
HTTPS
Target Systems
Windows
Also Known As (AKA)
CloudEyE

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

Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı

IOC List (1 indicators)

IOC — GuLoader
# FILEPATH b8c85906adbd9dd9c8ef76bb684aae5c6a087d05865211a4df7c7a91ff071804
TypeValueNote
filepath b8c85906adbd9dd9c8ef76bb684aae5c6a087d05865211a4df7c7a91ff071804 PDB

C2 Servers (4 recorded servers for this family)

Address Type Port Protocol Status Country
45.155.37.29 ip 443 HTTPS inactive RU
onedrive-cloud-storage.com domain 443 HTTPS inactive US
179.60.150.11 ip 80 HTTP inactive SE
185.250.151.13 ip 443 HTTPS inactive DE

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
FormBookGuLoaderHUNjs