GuLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256dbdc7a54309f8bb86c7353ab7c8b83dc9605d056d208f2ddd0a5d0bc30c2867e
MD57c7b04265e8358c6476ba7d2c75d54f3
File Typeexe
Size304.4 KB
First Seen2026-03-26
File NameFedex_statement_of_accounts_inv_03_25_2026_pdf.tar.xz.bat
Tagsbat, exe, FedEx, 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: dbdc7a54309f8bb86c7353ab7c8b83dc9605d056d208f2ddd0a5d0bc30c2867e
  • MD5: 7c7b04265e8358c6476ba7d2c75d54f3

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: dbdc7a54309f8bb8"
        threat_level = "medium"
        first_seen = "2026-03-26"
    condition:
        hash.sha256(0, filesize) == "dbdc7a54309f8bb86c7353ab7c8b83dc9605d056d208f2ddd0a5d0bc30c2867e"
}

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 dbdc7a54309f8bb86c7353ab7c8b83dc9605d056d208f2ddd0a5d0bc30c2867e # MD5 7c7b04265e8358c6476ba7d2c75d54f3
TypeValueNote
sha256 dbdc7a54309f8bb86c7353ab7c8b83dc9605d056d208f2ddd0a5d0bc30c2867e Sample:GuLoader
md5 7c7b04265e8358c6476ba7d2c75d54f3 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