PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256ab3012ab243af9076011c8e1f77a49766b10642000ec0320154ce80a98541963
MD5ff25d64a45439a65dc10e9691506d530
File Typeexe
Size121.5 KB
First Seen2023-11-20
File Namejustificante de la operación.pdf
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: ab3012ab243af9076011c8e1f77a49766b10642000ec0320154ce80a98541963
  • MD5: ff25d64a45439a65dc10e9691506d530

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: ab3012ab243af907"
        threat_level = "medium"
        first_seen = "2023-11-20"
    condition:
        hash.sha256(0, filesize) == "ab3012ab243af9076011c8e1f77a49766b10642000ec0320154ce80a98541963"
}

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 ab3012ab243af9076011c8e1f77a49766b10642000ec0320154ce80a98541963 # MD5 ff25d64a45439a65dc10e9691506d530
TypeValueNote
sha256 ab3012ab243af9076011c8e1f77a49766b10642000ec0320154ce80a98541963 Sample:PureCrypter
md5 ff25d64a45439a65dc10e9691506d530 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi