PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2561b61bb7a551bc826162e9811cd78cc27d21292de8e9516bac165090d465d2e10
MD5823cb4b42d4a879b2ba8cee49df11f18
File Typeexe
Size10.5 KB
First Seen2024-02-21
File NameRFQ.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: 1b61bb7a551bc826162e9811cd78cc27d21292de8e9516bac165090d465d2e10
  • MD5: 823cb4b42d4a879b2ba8cee49df11f18

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: 1b61bb7a551bc826"
        threat_level = "medium"
        first_seen = "2024-02-21"
    condition:
        hash.sha256(0, filesize) == "1b61bb7a551bc826162e9811cd78cc27d21292de8e9516bac165090d465d2e10"
}

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 1b61bb7a551bc826162e9811cd78cc27d21292de8e9516bac165090d465d2e10 # MD5 823cb4b42d4a879b2ba8cee49df11f18
TypeValueNote
sha256 1b61bb7a551bc826162e9811cd78cc27d21292de8e9516bac165090d465d2e10 Sample:PureCrypter
md5 823cb4b42d4a879b2ba8cee49df11f18 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi