PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2564f0b49980b4e164a378bbd9e052c327f7c5f72e1e361f55adce73ca2dda2db4c
MD5d5a43f4ebbfa4cd0dac33181eebc8e95
File Typeexe
Size43.5 KB
First Seen2024-06-11
File NameSu documento de envío--------pdf.exe
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 4f0b49980b4e164a378bbd9e052c327f7c5f72e1e361f55adce73ca2dda2db4c
  • MD5: d5a43f4ebbfa4cd0dac33181eebc8e95

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: 4f0b49980b4e164a"
        threat_level = "medium"
        first_seen = "2024-06-11"
    condition:
        hash.sha256(0, filesize) == "4f0b49980b4e164a378bbd9e052c327f7c5f72e1e361f55adce73ca2dda2db4c"
}

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 4f0b49980b4e164a378bbd9e052c327f7c5f72e1e361f55adce73ca2dda2db4c # MD5 d5a43f4ebbfa4cd0dac33181eebc8e95
TypeValueNote
sha256 4f0b49980b4e164a378bbd9e052c327f7c5f72e1e361f55adce73ca2dda2db4c Sample:PureCrypter
md5 d5a43f4ebbfa4cd0dac33181eebc8e95 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi