PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256c96b21aa1298617a3be584c0e5b0b1157b83746195795a393b62aebb637c8df4
MD5dccd917ce83525e6e3528ccf1f80c028
File Typeexe
Size5564.5 KB
First Seen2025-07-14
File Namewinsilc.exe
Tagsexe, purecrypter, PureHVNC, PureLogs, RAT, WinSilc, wndlogon-hopto-org

Malware Family: PureCrypter

PureCrypter, AV atlatma loader'dır.

TypeLoader
Programming Language.NET
Target PlatformWindows
C2 ProtocolHTTPS
PurposeAV atlatma loader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: c96b21aa1298617a3be584c0e5b0b1157b83746195795a393b62aebb637c8df4
  • MD5: dccd917ce83525e6e3528ccf1f80c028

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 PureCrypter_SHA256 {
    meta:
        description = "PureCrypter sample: c96b21aa1298617a"
        threat_level = "medium"
        first_seen = "2025-07-14"
    condition:
        hash.sha256(0, filesize) == "c96b21aa1298617a3be584c0e5b0b1157b83746195795a393b62aebb637c8df4"
}

PureCrypter — Malware Profile

PureCrypter, AV atlatma loader'dır.

Malware Type
Loader
Programming Language
.NET
C2 Protocol
HTTPS
Target Systems
Windows

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 — PureCrypter
# SHA256 c96b21aa1298617a3be584c0e5b0b1157b83746195795a393b62aebb637c8df4 # MD5 dccd917ce83525e6e3528ccf1f80c028
TypeValueNote
sha256 c96b21aa1298617a3be584c0e5b0b1157b83746195795a393b62aebb637c8df4 Sample:PureCrypter
md5 dccd917ce83525e6e3528ccf1f80c028 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi