PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256155713f28c8ddb04005519f13b11059f6155e3b5052a47d06cc9ac322a83ef9a
MD5b1e4bdad9cdc3ed0aa756ae9e0d11baa
File Typeexe
Size10492.0 KB
First Seen2025-08-10
File NameInstaller_v603_.exe
Tagsexe, Gozi, 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: 155713f28c8ddb04005519f13b11059f6155e3b5052a47d06cc9ac322a83ef9a
  • MD5: b1e4bdad9cdc3ed0aa756ae9e0d11baa

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: 155713f28c8ddb04"
        threat_level = "medium"
        first_seen = "2025-08-10"
    condition:
        hash.sha256(0, filesize) == "155713f28c8ddb04005519f13b11059f6155e3b5052a47d06cc9ac322a83ef9a"
}

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 155713f28c8ddb04005519f13b11059f6155e3b5052a47d06cc9ac322a83ef9a # MD5 b1e4bdad9cdc3ed0aa756ae9e0d11baa
TypeValueNote
sha256 155713f28c8ddb04005519f13b11059f6155e3b5052a47d06cc9ac322a83ef9a Sample:PureCrypter
md5 b1e4bdad9cdc3ed0aa756ae9e0d11baa Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi