PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2569778c6d49c3ab49c7fd8c4bbbffd5e16aeca9ee0074a9c0854a55adde768e03e
MD5b9242c8c1b0d0beb00c9d67a20e85c73
File Typeexe
Size195.3 KB
First Seen2023-02-18
File Namefile
Tags.NET, exe, MSIL, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 9778c6d49c3ab49c7fd8c4bbbffd5e16aeca9ee0074a9c0854a55adde768e03e
  • MD5: b9242c8c1b0d0beb00c9d67a20e85c73

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: 9778c6d49c3ab49c"
        threat_level = "medium"
        first_seen = "2023-02-18"
    condition:
        hash.sha256(0, filesize) == "9778c6d49c3ab49c7fd8c4bbbffd5e16aeca9ee0074a9c0854a55adde768e03e"
}

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 9778c6d49c3ab49c7fd8c4bbbffd5e16aeca9ee0074a9c0854a55adde768e03e # MD5 b9242c8c1b0d0beb00c9d67a20e85c73
TypeValueNote
sha256 9778c6d49c3ab49c7fd8c4bbbffd5e16aeca9ee0074a9c0854a55adde768e03e Sample:PureCrypter
md5 b9242c8c1b0d0beb00c9d67a20e85c73 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi