PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25681cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971
MD5c1ee400af2c731a41c98d6178be6fbf7
File Typeexe
Size551.0 KB
First Seen2025-06-10
File Name81cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971.exe
Tagsexe, Jalapeno, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

TypeLoader
Programming Language.NET
Target PlatformWindows
C2 ProtocolHTTPS
PurposeLoader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: 81cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971
  • MD5: c1ee400af2c731a41c98d6178be6fbf7

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: 81cf13d2e877610c"
        threat_level = "medium"
        first_seen = "2025-06-10"
    condition:
        hash.sha256(0, filesize) == "81cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971"
}

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 81cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971 # MD5 c1ee400af2c731a41c98d6178be6fbf7
TypeValueNote
sha256 81cf13d2e877610cd0d7b841f596c5e49d91845683271b6710be6b994efcf971 Sample:PureCrypter
md5 c1ee400af2c731a41c98d6178be6fbf7 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi