GuLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2562bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9
MD525d83a555f662ac46ee8a4f6a1824137
File Typeexe
Size538.5 KB
First Seen2026-03-23
File NamerSPAREPARTLIST.exe
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: 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9
  • MD5: 25d83a555f662ac46ee8a4f6a1824137

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: 2bb3924ac13fbbe6"
        threat_level = "medium"
        first_seen = "2026-03-23"
    condition:
        hash.sha256(0, filesize) == "2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9"
}

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 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9 # MD5 25d83a555f662ac46ee8a4f6a1824137
TypeValueNote
sha256 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9 Sample:GuLoader
md5 25d83a555f662ac46ee8a4f6a1824137 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