PrivateLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2562048e7a38a3f8b52bb3e47435ec8ed42dc531446af7a02f76a7f8f79665610de
MD543d15db43aaaedbd5e795c768d26a366
File Typedll
Size6956.9 KB
First Seen2022-09-14
File Name43d15db43aaaedbd5e795c768d26a366.dll
Tagsdll, PrivateLoader

Malware Family: PrivateLoader

PrivateLoader, PPI loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 2048e7a38a3f8b52bb3e47435ec8ed42dc531446af7a02f76a7f8f79665610de
  • MD5: 43d15db43aaaedbd5e795c768d26a366

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: 2048e7a38a3f8b52"
        threat_level = "medium"
        first_seen = "2022-09-14"
    condition:
        hash.sha256(0, filesize) == "2048e7a38a3f8b52bb3e47435ec8ed42dc531446af7a02f76a7f8f79665610de"
}

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 2048e7a38a3f8b52bb3e47435ec8ed42dc531446af7a02f76a7f8f79665610de # MD5 43d15db43aaaedbd5e795c768d26a366
TypeValueNote
sha256 2048e7a38a3f8b52bb3e47435ec8ed42dc531446af7a02f76a7f8f79665610de Sample:PrivateLoader
md5 43d15db43aaaedbd5e795c768d26a366 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