PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256e4d62d22644bd8f7b85b47328cbac771dd76473902ac2a92cb3bb06ff7ed091a
MD554e5e90fbafdf6f051f2c89da50a4b95
File Typeexe
Size192.0 KB
First Seen2022-10-22
File Name54e5e90fbafdf6f051f2c89da50a4b95.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: e4d62d22644bd8f7b85b47328cbac771dd76473902ac2a92cb3bb06ff7ed091a
  • MD5: 54e5e90fbafdf6f051f2c89da50a4b95

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: e4d62d22644bd8f7"
        threat_level = "medium"
        first_seen = "2022-10-22"
    condition:
        hash.sha256(0, filesize) == "e4d62d22644bd8f7b85b47328cbac771dd76473902ac2a92cb3bb06ff7ed091a"
}

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 e4d62d22644bd8f7b85b47328cbac771dd76473902ac2a92cb3bb06ff7ed091a # MD5 54e5e90fbafdf6f051f2c89da50a4b95
TypeValueNote
sha256 e4d62d22644bd8f7b85b47328cbac771dd76473902ac2a92cb3bb06ff7ed091a Sample:PureCrypter
md5 54e5e90fbafdf6f051f2c89da50a4b95 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi