PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256c401070db22f1fa3a5dc170b4b60920c8dde1d1bd7f0404952c13e897f07b820
MD5e497ef1d6cf465f562f6368594eb8c50
File Typedll
Size291.0 KB
First Seen2023-08-01
File NamePurecrypter16_browsingExe.exe
Tagsdll, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: c401070db22f1fa3a5dc170b4b60920c8dde1d1bd7f0404952c13e897f07b820
  • MD5: e497ef1d6cf465f562f6368594eb8c50

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: c401070db22f1fa3"
        threat_level = "medium"
        first_seen = "2023-08-01"
    condition:
        hash.sha256(0, filesize) == "c401070db22f1fa3a5dc170b4b60920c8dde1d1bd7f0404952c13e897f07b820"
}

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 c401070db22f1fa3a5dc170b4b60920c8dde1d1bd7f0404952c13e897f07b820 # MD5 e497ef1d6cf465f562f6368594eb8c50
TypeValueNote
sha256 c401070db22f1fa3a5dc170b4b60920c8dde1d1bd7f0404952c13e897f07b820 Sample:PureCrypter
md5 e497ef1d6cf465f562f6368594eb8c50 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi