PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25691c5fa9ea0462f8c149fc8a4413f58846d4c65390c624b1663c1199e6b8d120d
MD5ab149f21d0a48a5f0b3d7deb26346149
File Typeexe
Size9971.5 KB
First Seen2025-07-16
File NameInstaller_v238_x64_.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: 91c5fa9ea0462f8c149fc8a4413f58846d4c65390c624b1663c1199e6b8d120d
  • MD5: ab149f21d0a48a5f0b3d7deb26346149

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: 91c5fa9ea0462f8c"
        threat_level = "medium"
        first_seen = "2025-07-16"
    condition:
        hash.sha256(0, filesize) == "91c5fa9ea0462f8c149fc8a4413f58846d4c65390c624b1663c1199e6b8d120d"
}

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 91c5fa9ea0462f8c149fc8a4413f58846d4c65390c624b1663c1199e6b8d120d # MD5 ab149f21d0a48a5f0b3d7deb26346149
TypeValueNote
sha256 91c5fa9ea0462f8c149fc8a4413f58846d4c65390c624b1663c1199e6b8d120d Sample:PureCrypter
md5 ab149f21d0a48a5f0b3d7deb26346149 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi