PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25603d85c4472b08db3da18423284a72e6a315172d72dd1c6ba872fc0e78b4b6135
MD5f90dc743671d202fbfbb5d51e49e1e37
File Typeiso
Size15086.0 KB
First Seen2026-02-03
File NameInstaller.iso
Tagsiso, purecrypter, PureHVNC, PureLogsStealer

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: 03d85c4472b08db3da18423284a72e6a315172d72dd1c6ba872fc0e78b4b6135
  • MD5: f90dc743671d202fbfbb5d51e49e1e37

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: 03d85c4472b08db3"
        threat_level = "medium"
        first_seen = "2026-02-03"
    condition:
        hash.sha256(0, filesize) == "03d85c4472b08db3da18423284a72e6a315172d72dd1c6ba872fc0e78b4b6135"
}

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 03d85c4472b08db3da18423284a72e6a315172d72dd1c6ba872fc0e78b4b6135 # MD5 f90dc743671d202fbfbb5d51e49e1e37
TypeValueNote
sha256 03d85c4472b08db3da18423284a72e6a315172d72dd1c6ba872fc0e78b4b6135 Sample:PureCrypter
md5 f90dc743671d202fbfbb5d51e49e1e37 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi