PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256b4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33
MD5e3611630c101686e28d08054ad4d15f8
File Typeexe
Size286.4 KB
First Seen2025-02-05
File Nameb4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: b4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33
  • MD5: e3611630c101686e28d08054ad4d15f8

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: b4843d172b39b1e7"
        threat_level = "medium"
        first_seen = "2025-02-05"
    condition:
        hash.sha256(0, filesize) == "b4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33"
}

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 b4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33 # MD5 e3611630c101686e28d08054ad4d15f8
TypeValueNote
sha256 b4843d172b39b1e73f2b221b5135eafc916ea390fd8040b11a571677f2e47e33 Sample:PureCrypter
md5 e3611630c101686e28d08054ad4d15f8 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi