PrivateLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256bbfe892212b563f55273825e83c4e719e3fd408fdc609760223d1ca501f1e3eb
MD59f2721fbcc5f835a7dd623dc875937b7
File Typeexe
Size2666.5 KB
First Seen2023-10-14
File Name9f2721fbcc5f835a7dd623dc875937b7
Tags64, exe, PrivateLoader

Malware Family: PrivateLoader

PrivateLoader, büyük PPI botnet'tir.

TypeLoader
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTP
PurposePPI botnet loader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: bbfe892212b563f55273825e83c4e719e3fd408fdc609760223d1ca501f1e3eb
  • MD5: 9f2721fbcc5f835a7dd623dc875937b7

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 PrivateLoader_SHA256 {
    meta:
        description = "PrivateLoader sample: bbfe892212b563f5"
        threat_level = "medium"
        first_seen = "2023-10-14"
    condition:
        hash.sha256(0, filesize) == "bbfe892212b563f55273825e83c4e719e3fd408fdc609760223d1ca501f1e3eb"
}

PrivateLoader — Malware Profile

PrivateLoader/PrivateLdr. sysmon.exe Sysinternals fake. cJSON C library. Chrome browser targeting.

Malware Type
Loader
Programming Language
C++
C2 Protocol
HTTP
Target Systems
Windows

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 — PrivateLoader
# SHA256 bbfe892212b563f55273825e83c4e719e3fd408fdc609760223d1ca501f1e3eb # MD5 9f2721fbcc5f835a7dd623dc875937b7
TypeValueNote
sha256 bbfe892212b563f55273825e83c4e719e3fd408fdc609760223d1ca501f1e3eb Sample:PrivateLoader
md5 9f2721fbcc5f835a7dd623dc875937b7 Sample:PrivateLoader

C2 Servers (4 recorded servers for this family)

Address Type Port Protocol Status Country
45.142.213.167 ip 80 HTTP inactive RU
87.251.64.160 ip 80 HTTP inactive NL
known2.me domain 443 HTTPS inactive —
45.138.74.63 ip 443 HTTPS sinkholed RU

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

Tags
privateloaderloadermalwaremediumsha256hash-analizi