PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256441e4faba4851054df5ec6ad5976f27a93cbc4923516e1c5d7fcad6b753291c9
MD57cd991eaae2e1a0536844da8701de5e7
File Typeexe
Size98.5 KB
First Seen2023-05-13
File NameNr.ordineIT03062303457pdf.exe
Tagspurecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 441e4faba4851054df5ec6ad5976f27a93cbc4923516e1c5d7fcad6b753291c9
  • MD5: 7cd991eaae2e1a0536844da8701de5e7

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: 441e4faba4851054"
        threat_level = "medium"
        first_seen = "2023-05-13"
    condition:
        hash.sha256(0, filesize) == "441e4faba4851054df5ec6ad5976f27a93cbc4923516e1c5d7fcad6b753291c9"
}

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 441e4faba4851054df5ec6ad5976f27a93cbc4923516e1c5d7fcad6b753291c9 # MD5 7cd991eaae2e1a0536844da8701de5e7
TypeValueNote
sha256 441e4faba4851054df5ec6ad5976f27a93cbc4923516e1c5d7fcad6b753291c9 Sample:PureCrypter
md5 7cd991eaae2e1a0536844da8701de5e7 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi