PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a5369ff0e7e57304deb9280c49ecf1c466d472e5bc7deafa5f27a6db4e8c4dcf
MD53c52110f109940fab0d201d563f3c5a1
File Typeexe
Size17782.0 KB
First Seen2025-11-29
File NameInstaller_v3927_x64.exe
TagsCoinMiner, exe, purecrypter, PureHVNC, PureMiner

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: a5369ff0e7e57304deb9280c49ecf1c466d472e5bc7deafa5f27a6db4e8c4dcf
  • MD5: 3c52110f109940fab0d201d563f3c5a1

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: a5369ff0e7e57304"
        threat_level = "medium"
        first_seen = "2025-11-29"
    condition:
        hash.sha256(0, filesize) == "a5369ff0e7e57304deb9280c49ecf1c466d472e5bc7deafa5f27a6db4e8c4dcf"
}

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 a5369ff0e7e57304deb9280c49ecf1c466d472e5bc7deafa5f27a6db4e8c4dcf # MD5 3c52110f109940fab0d201d563f3c5a1
TypeValueNote
sha256 a5369ff0e7e57304deb9280c49ecf1c466d472e5bc7deafa5f27a6db4e8c4dcf Sample:PureCrypter
md5 3c52110f109940fab0d201d563f3c5a1 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi