PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2562ebf0ac97042713c7c6b19d7ffeeccee0d09fb3e5e99dca41e59065932b20367
MD551754cbb8d03ab8efc322ee7b8852e9d
File Typeimg
Size58.0 KB
First Seen2022-12-12
File NameSolicitud de cotizaci�n.xlsx.img
Tagsimg, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 2ebf0ac97042713c7c6b19d7ffeeccee0d09fb3e5e99dca41e59065932b20367
  • MD5: 51754cbb8d03ab8efc322ee7b8852e9d

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: 2ebf0ac97042713c"
        threat_level = "medium"
        first_seen = "2022-12-12"
    condition:
        hash.sha256(0, filesize) == "2ebf0ac97042713c7c6b19d7ffeeccee0d09fb3e5e99dca41e59065932b20367"
}

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 2ebf0ac97042713c7c6b19d7ffeeccee0d09fb3e5e99dca41e59065932b20367 # MD5 51754cbb8d03ab8efc322ee7b8852e9d
TypeValueNote
sha256 2ebf0ac97042713c7c6b19d7ffeeccee0d09fb3e5e99dca41e59065932b20367 Sample:PureCrypter
md5 51754cbb8d03ab8efc322ee7b8852e9d Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi