PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256fa5a08ee2fd79521779237b398bbb67d0f779be3d21bb2976c4bb598f1a641e4
MD570f18597b95adbac28a8f149357312e9
File Typer00
Size2.8 KB
First Seen2022-10-28
File NameDue Payments 23102022.r00
Tagspayment, purecrypter, r00

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: fa5a08ee2fd79521779237b398bbb67d0f779be3d21bb2976c4bb598f1a641e4
  • MD5: 70f18597b95adbac28a8f149357312e9

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: fa5a08ee2fd79521"
        threat_level = "medium"
        first_seen = "2022-10-28"
    condition:
        hash.sha256(0, filesize) == "fa5a08ee2fd79521779237b398bbb67d0f779be3d21bb2976c4bb598f1a641e4"
}

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 fa5a08ee2fd79521779237b398bbb67d0f779be3d21bb2976c4bb598f1a641e4 # MD5 70f18597b95adbac28a8f149357312e9
TypeValueNote
sha256 fa5a08ee2fd79521779237b398bbb67d0f779be3d21bb2976c4bb598f1a641e4 Sample:PureCrypter
md5 70f18597b95adbac28a8f149357312e9 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi