GuLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256e60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb
MD51b4db5a56283d32d757d584145621efd
File Typeexe
Size848.5 KB
First Seen2025-11-06
File Namee60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb
Tagsexe, GuLoader

Malware Family: GuLoader

GuLoader, bulut downloader'dır.

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

Threat Indicators (IOC)

  • SHA256: e60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb
  • MD5: 1b4db5a56283d32d757d584145621efd

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: e60b6d34661788e4"
        threat_level = "medium"
        first_seen = "2025-11-06"
    condition:
        hash.sha256(0, filesize) == "e60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb"
}

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 e60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb # MD5 1b4db5a56283d32d757d584145621efd
TypeValueNote
sha256 e60b6d34661788e46a28f0e4be1ebbbf21bfe08bc2341ccd3db9b4aca16962cb Sample:GuLoader
md5 1b4db5a56283d32d757d584145621efd 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