HijackLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2561fbd13d3af5401da7cf0fc5386be9c04957c5533d9a7bd2b01f9fe32b6c9402c
MD5c0c04a12b1a9b6adc1189c8841c6c90c
File Typeexe
Size8644.8 KB
First Seen2025-07-02
File Namesigned1221.exe
Tags185-156-72-61, exe, HIjackLoader

Malware Family: HijackLoader

HijackLoader, loader'dır.

TypeLoader
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeLoader
First Seen Year2023
AliasesIDAT Loader

Threat Indicators (IOC)

  • SHA256: 1fbd13d3af5401da7cf0fc5386be9c04957c5533d9a7bd2b01f9fe32b6c9402c
  • MD5: c0c04a12b1a9b6adc1189c8841c6c90c

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 HijackLoader_SHA256 {
    meta:
        description = "HijackLoader sample: 1fbd13d3af5401da"
        threat_level = "medium"
        first_seen = "2025-07-02"
    condition:
        hash.sha256(0, filesize) == "1fbd13d3af5401da7cf0fc5386be9c04957c5533d9a7bd2b01f9fe32b6c9402c"
}

Hijackloader — Malware Profile

HijackLoader IDAT Loader 2023. MSI paket gizleme. NtQueryInformationProcess anti-debug. OLU 1.2.35.3 build.

Malware Type
Loader
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows
Also Known As (AKA)
IDAT Loader

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 — HijackLoader
# SHA256 1fbd13d3af5401da7cf0fc5386be9c04957c5533d9a7bd2b01f9fe32b6c9402c # MD5 c0c04a12b1a9b6adc1189c8841c6c90c
TypeValueNote
sha256 1fbd13d3af5401da7cf0fc5386be9c04957c5533d9a7bd2b01f9fe32b6c9402c Sample:HijackLoader
md5 c0c04a12b1a9b6adc1189c8841c6c90c Sample:HijackLoader
Tags
hijackloaderloadermalwaremediumsha256hash-analizi