PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25627dd30525e0be342fc3b931194c0edb06a9f3eff6e03aba8582d4d30432db386
MD51bc497a8cec931d61425814ec3fd06cf
File Typeexe
Size5251.0 KB
First Seen2025-09-28
File NameInstaller_v439_x64.exe
Tagsexe, purecrypter, PureHVNC, winautordr-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: 27dd30525e0be342fc3b931194c0edb06a9f3eff6e03aba8582d4d30432db386
  • MD5: 1bc497a8cec931d61425814ec3fd06cf

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: 27dd30525e0be342"
        threat_level = "medium"
        first_seen = "2025-09-28"
    condition:
        hash.sha256(0, filesize) == "27dd30525e0be342fc3b931194c0edb06a9f3eff6e03aba8582d4d30432db386"
}

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 27dd30525e0be342fc3b931194c0edb06a9f3eff6e03aba8582d4d30432db386 # MD5 1bc497a8cec931d61425814ec3fd06cf
TypeValueNote
sha256 27dd30525e0be342fc3b931194c0edb06a9f3eff6e03aba8582d4d30432db386 Sample:PureCrypter
md5 1bc497a8cec931d61425814ec3fd06cf Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi