PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256c82b37d36f7a555c7294787b815df61f14c7abb4d7e67110d45436d6a5b220d2
MD564b1235220fd29f8bcca83317a2a8ebd
File Typeiso
Size14900.0 KB
First Seen2025-12-29
File NameInstaller.iso
Tagsiso, purecrypter, PureHVNC, windirautoupdates-top

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: c82b37d36f7a555c7294787b815df61f14c7abb4d7e67110d45436d6a5b220d2
  • MD5: 64b1235220fd29f8bcca83317a2a8ebd

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: c82b37d36f7a555c"
        threat_level = "medium"
        first_seen = "2025-12-29"
    condition:
        hash.sha256(0, filesize) == "c82b37d36f7a555c7294787b815df61f14c7abb4d7e67110d45436d6a5b220d2"
}

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 c82b37d36f7a555c7294787b815df61f14c7abb4d7e67110d45436d6a5b220d2 # MD5 64b1235220fd29f8bcca83317a2a8ebd
TypeValueNote
sha256 c82b37d36f7a555c7294787b815df61f14c7abb4d7e67110d45436d6a5b220d2 Sample:PureCrypter
md5 64b1235220fd29f8bcca83317a2a8ebd Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi