PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25629638eb7cf86d0e9ae512dc93890a90a4b881035829d515a80f7fe83ce94b99a
MD55c919f2537a5cfeff4e29059ef1e5b51
File Typeexe
Size4106.2 KB
First Seen2023-02-08
File Name5c919f2537a5cfeff4e29059ef1e5b51.exe
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 29638eb7cf86d0e9ae512dc93890a90a4b881035829d515a80f7fe83ce94b99a
  • MD5: 5c919f2537a5cfeff4e29059ef1e5b51

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: 29638eb7cf86d0e9"
        threat_level = "medium"
        first_seen = "2023-02-08"
    condition:
        hash.sha256(0, filesize) == "29638eb7cf86d0e9ae512dc93890a90a4b881035829d515a80f7fe83ce94b99a"
}

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 29638eb7cf86d0e9ae512dc93890a90a4b881035829d515a80f7fe83ce94b99a # MD5 5c919f2537a5cfeff4e29059ef1e5b51
TypeValueNote
sha256 29638eb7cf86d0e9ae512dc93890a90a4b881035829d515a80f7fe83ce94b99a Sample:PureCrypter
md5 5c919f2537a5cfeff4e29059ef1e5b51 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi