PrivateLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32
MD5a7ee1f4bf11bdfab2327d098c6583af1
File Typeexe
Size6623.0 KB
First Seen2023-09-29
File Namea7ee1f4bf11bdfab2327d098c6583af1
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: d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32
  • MD5: a7ee1f4bf11bdfab2327d098c6583af1

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: d74686c87f0777d1"
        threat_level = "medium"
        first_seen = "2023-09-29"
    condition:
        hash.sha256(0, filesize) == "d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32"
}

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 d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32 # MD5 a7ee1f4bf11bdfab2327d098c6583af1
TypeValueNote
sha256 d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32 Sample:PrivateLoader
md5 a7ee1f4bf11bdfab2327d098c6583af1 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