PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2561337c73ff8e17b9fd8d9a63b17e56b8c1ca0f6b09707c603644ccc968c60fc8c
MD567cd1a9d5e41c543b35cd7578496cb27
File Typeexe
Size14.5 KB
First Seen2023-11-09
File NameSample Design 2.scr
Tagsexe, purecrypter, scr

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 1337c73ff8e17b9fd8d9a63b17e56b8c1ca0f6b09707c603644ccc968c60fc8c
  • MD5: 67cd1a9d5e41c543b35cd7578496cb27

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: 1337c73ff8e17b9f"
        threat_level = "medium"
        first_seen = "2023-11-09"
    condition:
        hash.sha256(0, filesize) == "1337c73ff8e17b9fd8d9a63b17e56b8c1ca0f6b09707c603644ccc968c60fc8c"
}

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 1337c73ff8e17b9fd8d9a63b17e56b8c1ca0f6b09707c603644ccc968c60fc8c # MD5 67cd1a9d5e41c543b35cd7578496cb27
TypeValueNote
sha256 1337c73ff8e17b9fd8d9a63b17e56b8c1ca0f6b09707c603644ccc968c60fc8c Sample:PureCrypter
md5 67cd1a9d5e41c543b35cd7578496cb27 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi