PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256b1c809fdb081893fd2fc35b8e757bc684c5f222cea0eeca0e2c62cb73f89ead7
MD5db0bec9092b3322fb8a3a563f4447ab2
File Typeexe
Size295.0 KB
First Seen2023-11-25
File NameAluminum plate & bar requirement.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: b1c809fdb081893fd2fc35b8e757bc684c5f222cea0eeca0e2c62cb73f89ead7
  • MD5: db0bec9092b3322fb8a3a563f4447ab2

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: b1c809fdb081893f"
        threat_level = "medium"
        first_seen = "2023-11-25"
    condition:
        hash.sha256(0, filesize) == "b1c809fdb081893fd2fc35b8e757bc684c5f222cea0eeca0e2c62cb73f89ead7"
}

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 b1c809fdb081893fd2fc35b8e757bc684c5f222cea0eeca0e2c62cb73f89ead7 # MD5 db0bec9092b3322fb8a3a563f4447ab2
TypeValueNote
sha256 b1c809fdb081893fd2fc35b8e757bc684c5f222cea0eeca0e2c62cb73f89ead7 Sample:PureCrypter
md5 db0bec9092b3322fb8a3a563f4447ab2 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi