GuLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256e2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0
MD5ac7a3d7320b35c9246fef54d61e16af5
File Typeexe
Size1014.6 KB
First Seen2025-11-06
File Namee2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0
Tagsexe, GuLoader, signed

Malware Family: GuLoader

GuLoader, bulut downloader'dır.

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

Threat Indicators (IOC)

  • SHA256: e2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0
  • MD5: ac7a3d7320b35c9246fef54d61e16af5

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

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: e2eb4e8d10cc9afb"
        threat_level = "medium"
        first_seen = "2025-11-06"
    condition:
        hash.sha256(0, filesize) == "e2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0"
}

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 e2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0 # MD5 ac7a3d7320b35c9246fef54d61e16af5
TypeValueNote
sha256 e2eb4e8d10cc9afb0786c5ce189797809037764207ec5ab4c9463688bc7640c0 Sample:GuLoader
md5 ac7a3d7320b35c9246fef54d61e16af5 Sample:GuLoader

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
guloaderloadermalwaremediumsha256hash-analizi