PrivateLoader | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8
MD5b5a4e629540bfbb5816fd329ced10cbd
File Typezip
Size23722.7 KB
First Seen2024-06-15
File Namesafe-archive.zip
Tagsfile-pumped, PrivateLoader, zip

Malware Family: PrivateLoader

PrivateLoader, PPI loader'dır.

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

Threat Indicators (IOC)

  • SHA256: fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8
  • MD5: b5a4e629540bfbb5816fd329ced10cbd

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: fd7ca23ec24b74e3"
        threat_level = "medium"
        first_seen = "2024-06-15"
    condition:
        hash.sha256(0, filesize) == "fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8"
}

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 fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8 # MD5 b5a4e629540bfbb5816fd329ced10cbd
TypeValueNote
sha256 fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8 Sample:PrivateLoader
md5 b5a4e629540bfbb5816fd329ced10cbd 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