PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a3b36704c717e12a755bc6fecb421f5183f0a2e2841222687e4754a65b573d50
MD5107c24e8c7c9f7c977534f939107e41f
File Typegz
Size305.8 KB
First Seen2022-11-25
File NameOrden de compra.tgz
Tagsfile-pumped, gz, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: a3b36704c717e12a755bc6fecb421f5183f0a2e2841222687e4754a65b573d50
  • MD5: 107c24e8c7c9f7c977534f939107e41f

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: a3b36704c717e12a"
        threat_level = "medium"
        first_seen = "2022-11-25"
    condition:
        hash.sha256(0, filesize) == "a3b36704c717e12a755bc6fecb421f5183f0a2e2841222687e4754a65b573d50"
}

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 a3b36704c717e12a755bc6fecb421f5183f0a2e2841222687e4754a65b573d50 # MD5 107c24e8c7c9f7c977534f939107e41f
TypeValueNote
sha256 a3b36704c717e12a755bc6fecb421f5183f0a2e2841222687e4754a65b573d50 Sample:PureCrypter
md5 107c24e8c7c9f7c977534f939107e41f Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi