PrivateLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2563d9d9746dab8d68d2149a28c8790910c9f0593a75bc42d61652b09ae97a3d691
MD5da7adaa57242edd6c3d836b3731c5c76
File Typeexe
Size7679.7 KB
First Seen2023-06-11
File Namefile
Tagsexe, PrivateLoader, signed

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: 3d9d9746dab8d68d2149a28c8790910c9f0593a75bc42d61652b09ae97a3d691
  • MD5: da7adaa57242edd6c3d836b3731c5c76

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: 3d9d9746dab8d68d"
        threat_level = "medium"
        first_seen = "2023-06-11"
    condition:
        hash.sha256(0, filesize) == "3d9d9746dab8d68d2149a28c8790910c9f0593a75bc42d61652b09ae97a3d691"
}

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 3d9d9746dab8d68d2149a28c8790910c9f0593a75bc42d61652b09ae97a3d691 # MD5 da7adaa57242edd6c3d836b3731c5c76
TypeValueNote
sha256 3d9d9746dab8d68d2149a28c8790910c9f0593a75bc42d61652b09ae97a3d691 Sample:PrivateLoader
md5 da7adaa57242edd6c3d836b3731c5c76 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