GuLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256454a1d48f0d9d5527564df1b97d8d99d471fcf0d9194d408e6e5100373ddcfc5
MD5db984c5635f3f73025e30790b6d34680
File Type7z
Size373.8 KB
First Seen2026-05-21
File NameIMG46375758375835Slangebiddenes213.7z
Tags7z, GuLoader

Malware Family: GuLoader

GuLoader, bulut üzerinden yük indirir.

TypeLoader
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTPS
PurposeŞifreli payload indirme
First Seen Year2019
AliasesCloudEyE

Threat Indicators (IOC)

  • SHA256: 454a1d48f0d9d5527564df1b97d8d99d471fcf0d9194d408e6e5100373ddcfc5
  • MD5: db984c5635f3f73025e30790b6d34680

System Cleanup Guide

  1. Disconnect the system from the network — the loader may be downloading more malware
  2. Analyze every downloaded payload
  3. Inspect all network traffic and cut suspicious connections
  4. Run a full antivirus scan
  5. Consider reimaging the system

YARA Rule Hints

rule GuLoader_SHA256 {
    meta:
        description = "GuLoader sample: 454a1d48f0d9d552"
        threat_level = "medium"
        first_seen = "2026-05-21"
    condition:
        hash.sha256(0, filesize) == "454a1d48f0d9d5527564df1b97d8d99d471fcf0d9194d408e6e5100373ddcfc5"
}

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 (2 indicators)

IOC — GuLoader
# SHA256 454a1d48f0d9d5527564df1b97d8d99d471fcf0d9194d408e6e5100373ddcfc5 # MD5 db984c5635f3f73025e30790b6d34680
TypeValueNote
sha256 454a1d48f0d9d5527564df1b97d8d99d471fcf0d9194d408e6e5100373ddcfc5
md5 db984c5635f3f73025e30790b6d34680

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
guloaderloadermalwaremediumsha256analizzenginleştirilmiş