PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a1e082c6ac81c7787edc8a751f079c70c7a28b86a6c40bb66f11c066a00bd755
MD586c6c06fd51675e02aabb7495b8b246a
File Typeexe
Size25.0 KB
First Seen2023-09-18
File NamePurchase order PO-0630.pif
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: a1e082c6ac81c7787edc8a751f079c70c7a28b86a6c40bb66f11c066a00bd755
  • MD5: 86c6c06fd51675e02aabb7495b8b246a

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: a1e082c6ac81c778"
        threat_level = "medium"
        first_seen = "2023-09-18"
    condition:
        hash.sha256(0, filesize) == "a1e082c6ac81c7787edc8a751f079c70c7a28b86a6c40bb66f11c066a00bd755"
}

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 a1e082c6ac81c7787edc8a751f079c70c7a28b86a6c40bb66f11c066a00bd755 # MD5 86c6c06fd51675e02aabb7495b8b246a
TypeValueNote
sha256 a1e082c6ac81c7787edc8a751f079c70c7a28b86a6c40bb66f11c066a00bd755 Sample:PureCrypter
md5 86c6c06fd51675e02aabb7495b8b246a Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi