PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25670fd2c7021ee4ef45b85a8ec2f9f07640d55a293a7cfaa3f6446be6f45f2755b
MD54884df61a4da6e2d0373781d8f0d18a0
File Typeexe
Size6417.3 KB
First Seen2023-02-06
File Name4884df61a4da6e2d0373781d8f0d18a0.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: 70fd2c7021ee4ef45b85a8ec2f9f07640d55a293a7cfaa3f6446be6f45f2755b
  • MD5: 4884df61a4da6e2d0373781d8f0d18a0

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: 70fd2c7021ee4ef4"
        threat_level = "medium"
        first_seen = "2023-02-06"
    condition:
        hash.sha256(0, filesize) == "70fd2c7021ee4ef45b85a8ec2f9f07640d55a293a7cfaa3f6446be6f45f2755b"
}

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 70fd2c7021ee4ef45b85a8ec2f9f07640d55a293a7cfaa3f6446be6f45f2755b # MD5 4884df61a4da6e2d0373781d8f0d18a0
TypeValueNote
sha256 70fd2c7021ee4ef45b85a8ec2f9f07640d55a293a7cfaa3f6446be6f45f2755b Sample:PureCrypter
md5 4884df61a4da6e2d0373781d8f0d18a0 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi