PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256870e18ad1e9535442b48c0eaa16c62353b43474fe7c58bcd20a4172ccb793803
MD5b738c6433017de51b792aae287eb68fe
File Typeexe
Size6.0 KB
First Seen2022-10-31
File NameInvoice Payments.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: 870e18ad1e9535442b48c0eaa16c62353b43474fe7c58bcd20a4172ccb793803
  • MD5: b738c6433017de51b792aae287eb68fe

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: 870e18ad1e953544"
        threat_level = "medium"
        first_seen = "2022-10-31"
    condition:
        hash.sha256(0, filesize) == "870e18ad1e9535442b48c0eaa16c62353b43474fe7c58bcd20a4172ccb793803"
}

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 870e18ad1e9535442b48c0eaa16c62353b43474fe7c58bcd20a4172ccb793803 # MD5 b738c6433017de51b792aae287eb68fe
TypeValueNote
sha256 870e18ad1e9535442b48c0eaa16c62353b43474fe7c58bcd20a4172ccb793803 Sample:PureCrypter
md5 b738c6433017de51b792aae287eb68fe Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi