PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2565b57523c1c8b24f27219558f67916fa5b9d0861cf5adaa96aa89bd6799e6795f
MD5dde36d73509ebfc1942d8d1a9a7a18ea
File Typeexe
Size13.5 KB
First Seen2023-11-09
File NameAlloy Technical Specification.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: 5b57523c1c8b24f27219558f67916fa5b9d0861cf5adaa96aa89bd6799e6795f
  • MD5: dde36d73509ebfc1942d8d1a9a7a18ea

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: 5b57523c1c8b24f2"
        threat_level = "medium"
        first_seen = "2023-11-09"
    condition:
        hash.sha256(0, filesize) == "5b57523c1c8b24f27219558f67916fa5b9d0861cf5adaa96aa89bd6799e6795f"
}

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 5b57523c1c8b24f27219558f67916fa5b9d0861cf5adaa96aa89bd6799e6795f # MD5 dde36d73509ebfc1942d8d1a9a7a18ea
TypeValueNote
sha256 5b57523c1c8b24f27219558f67916fa5b9d0861cf5adaa96aa89bd6799e6795f Sample:PureCrypter
md5 dde36d73509ebfc1942d8d1a9a7a18ea Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi