GootLoader | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA25675d7cc9bef14876bd6d42ac33c3b26b218d873e029834d82e21e1f9b97d66f4e
MD5c8c1815a39f697d262d863f235f3a9f0
File Typezip
Size227.7 KB
First Seen2024-01-30
File NameIs_it_legal_to_own_a_fennec_fox_in_virginia_2805.zip
TagsGootLoader, zip

Malware Family: GootLoader

GootLoader, SEO loader'dır.

TypeLoader
Programming LanguageJavaScript
Target PlatformWindows
C2 ProtocolHTTPS
PurposeSEO loader
First Seen Year2020
AliasesGootKit

Threat Indicators (IOC)

  • SHA256: 75d7cc9bef14876bd6d42ac33c3b26b218d873e029834d82e21e1f9b97d66f4e
  • MD5: c8c1815a39f697d262d863f235f3a9f0

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 GootLoader_SHA256 {
    meta:
        description = "GootLoader sample: 75d7cc9bef14876b"
        threat_level = "high"
        first_seen = "2024-01-30"
    condition:
        hash.sha256(0, filesize) == "75d7cc9bef14876bd6d42ac33c3b26b218d873e029834d82e21e1f9b97d66f4e"
}

Gootloader — Malware Profile

GootLoader/GootKit v3 JavaScript loader. SEO zehirleme kampanyasi. Hukuki belge lurü. JScript dropper.

Malware Type
Loader
Programming Language
JavaScript
C2 Protocol
HTTPS
Target Systems
Windows
Also Known As (AKA)
GootKit

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 — GootLoader
# SHA256 75d7cc9bef14876bd6d42ac33c3b26b218d873e029834d82e21e1f9b97d66f4e # MD5 c8c1815a39f697d262d863f235f3a9f0
TypeValueNote
sha256 75d7cc9bef14876bd6d42ac33c3b26b218d873e029834d82e21e1f9b97d66f4e Sample:GootLoader
md5 c8c1815a39f697d262d863f235f3a9f0 Sample:GootLoader

C2 Servers (3 recorded servers for this family)

Address Type Port Protocol Status Country
23.227.203.68 ip 443 HTTPS active US
216.122.229.106 ip 443 HTTPS inactive US
login.itwrx.com domain 443 HTTPS inactive US

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
gootloaderloadermalwarehighsha256hash-analizi