PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a45b251dc3a1811b40534d59e832e75ad3878ffd3fedcc13efc3440a381ba39e
MD5da7c24722b5aa296c31ce2d3367cc58b
File Typeexe
Size63.0 KB
First Seen2022-10-22
File Nameda7c24722b5aa296c31ce2d3367cc58b.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: a45b251dc3a1811b40534d59e832e75ad3878ffd3fedcc13efc3440a381ba39e
  • MD5: da7c24722b5aa296c31ce2d3367cc58b

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: a45b251dc3a1811b"
        threat_level = "medium"
        first_seen = "2022-10-22"
    condition:
        hash.sha256(0, filesize) == "a45b251dc3a1811b40534d59e832e75ad3878ffd3fedcc13efc3440a381ba39e"
}

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 a45b251dc3a1811b40534d59e832e75ad3878ffd3fedcc13efc3440a381ba39e # MD5 da7c24722b5aa296c31ce2d3367cc58b
TypeValueNote
sha256 a45b251dc3a1811b40534d59e832e75ad3878ffd3fedcc13efc3440a381ba39e Sample:PureCrypter
md5 da7c24722b5aa296c31ce2d3367cc58b Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi