PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256d93a085b25b48d63db9001337dd2fd8a4bd5554b95c15302d5423e77047f0997
MD5e687a214a4e1045485278f75446d7330
File Typeexe
Size6.5 KB
First Seen2023-02-01
File Name854F1E97-5DBB-4A87-A566-33D9012B05E2.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: d93a085b25b48d63db9001337dd2fd8a4bd5554b95c15302d5423e77047f0997
  • MD5: e687a214a4e1045485278f75446d7330

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: d93a085b25b48d63"
        threat_level = "medium"
        first_seen = "2023-02-01"
    condition:
        hash.sha256(0, filesize) == "d93a085b25b48d63db9001337dd2fd8a4bd5554b95c15302d5423e77047f0997"
}

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 d93a085b25b48d63db9001337dd2fd8a4bd5554b95c15302d5423e77047f0997 # MD5 e687a214a4e1045485278f75446d7330
TypeValueNote
sha256 d93a085b25b48d63db9001337dd2fd8a4bd5554b95c15302d5423e77047f0997 Sample:PureCrypter
md5 e687a214a4e1045485278f75446d7330 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi