PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256dfb9a75bd82bcf0d9f72647affdf954d936d629eb3be78fe4b5c9b5166ccb9d6
MD5eebdd5b69b2fbe296a4e848b6ece83e7
File Typeexe
Size88.5 KB
First Seen2023-03-30
File Nameeebdd5b69b2fbe296a4e848b6ece83e7
Tags32, exe, FormBook, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: dfb9a75bd82bcf0d9f72647affdf954d936d629eb3be78fe4b5c9b5166ccb9d6
  • MD5: eebdd5b69b2fbe296a4e848b6ece83e7

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: dfb9a75bd82bcf0d"
        threat_level = "medium"
        first_seen = "2023-03-30"
    condition:
        hash.sha256(0, filesize) == "dfb9a75bd82bcf0d9f72647affdf954d936d629eb3be78fe4b5c9b5166ccb9d6"
}

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 dfb9a75bd82bcf0d9f72647affdf954d936d629eb3be78fe4b5c9b5166ccb9d6 # MD5 eebdd5b69b2fbe296a4e848b6ece83e7
TypeValueNote
sha256 dfb9a75bd82bcf0d9f72647affdf954d936d629eb3be78fe4b5c9b5166ccb9d6 Sample:PureCrypter
md5 eebdd5b69b2fbe296a4e848b6ece83e7 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi