PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2561dc84047abcbe1bc903de805450587c1d79b96c696caa8ea5512eeff54e2c2d0
MD506da5f83c5bcc5235a54c92b8e5d3e47
File Typeexe
Size27.0 KB
First Seen2025-09-16
File NameINV064-FJTH1000356-RFQ2025.exe
Tagsexe, purecrypter

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: 1dc84047abcbe1bc903de805450587c1d79b96c696caa8ea5512eeff54e2c2d0
  • MD5: 06da5f83c5bcc5235a54c92b8e5d3e47

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: 1dc84047abcbe1bc"
        threat_level = "medium"
        first_seen = "2025-09-16"
    condition:
        hash.sha256(0, filesize) == "1dc84047abcbe1bc903de805450587c1d79b96c696caa8ea5512eeff54e2c2d0"
}

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 1dc84047abcbe1bc903de805450587c1d79b96c696caa8ea5512eeff54e2c2d0 # MD5 06da5f83c5bcc5235a54c92b8e5d3e47
TypeValueNote
sha256 1dc84047abcbe1bc903de805450587c1d79b96c696caa8ea5512eeff54e2c2d0 Sample:PureCrypter
md5 06da5f83c5bcc5235a54c92b8e5d3e47 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi