PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25682ee988094573d2ca524d0d37ba6c0cb6126fcb50cd39eda2ed2811cd45177a5
MD5da542d4efc3b2e9a163701a1b1dfcd78
File Typez
Size64.9 KB
First Seen2025-07-29
File NamenxB7PDF.z
TagsAgentTesla, purecrypter, Spam-ITA, wenawulus-xyz, z

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: 82ee988094573d2ca524d0d37ba6c0cb6126fcb50cd39eda2ed2811cd45177a5
  • MD5: da542d4efc3b2e9a163701a1b1dfcd78

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: 82ee988094573d2c"
        threat_level = "medium"
        first_seen = "2025-07-29"
    condition:
        hash.sha256(0, filesize) == "82ee988094573d2ca524d0d37ba6c0cb6126fcb50cd39eda2ed2811cd45177a5"
}

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 82ee988094573d2ca524d0d37ba6c0cb6126fcb50cd39eda2ed2811cd45177a5 # MD5 da542d4efc3b2e9a163701a1b1dfcd78
TypeValueNote
sha256 82ee988094573d2ca524d0d37ba6c0cb6126fcb50cd39eda2ed2811cd45177a5 Sample:PureCrypter
md5 da542d4efc3b2e9a163701a1b1dfcd78 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi