PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256e5a5e82935acb5bf1706cd0e04a9bee5b0d995c4bf19ee3c363ceb9e6855ecab
MD5a3a1f1bee14b0e117ca9698ca7d4a964
File Typeexe
Size2808.5 KB
First Seen2023-02-01
File Namea3a1f1bee14b0e117ca9698ca7d4a964.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: e5a5e82935acb5bf1706cd0e04a9bee5b0d995c4bf19ee3c363ceb9e6855ecab
  • MD5: a3a1f1bee14b0e117ca9698ca7d4a964

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: e5a5e82935acb5bf"
        threat_level = "medium"
        first_seen = "2023-02-01"
    condition:
        hash.sha256(0, filesize) == "e5a5e82935acb5bf1706cd0e04a9bee5b0d995c4bf19ee3c363ceb9e6855ecab"
}

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 e5a5e82935acb5bf1706cd0e04a9bee5b0d995c4bf19ee3c363ceb9e6855ecab # MD5 a3a1f1bee14b0e117ca9698ca7d4a964
TypeValueNote
sha256 e5a5e82935acb5bf1706cd0e04a9bee5b0d995c4bf19ee3c363ceb9e6855ecab Sample:PureCrypter
md5 a3a1f1bee14b0e117ca9698ca7d4a964 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi