PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256acc856cd5bbff56054c263244867b8fcebc9e81899ba7ec83a243364f71d7137
MD5491afe09d9b0ffccf3d3471fcac150b4
File Typeexe
Size164.5 KB
First Seen2023-11-03
File NameNOV_RFQs#456372_SOFW_600SB_Rr_TIANJIN_INTERNATIONAL_CO_MATERIALSs.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: acc856cd5bbff56054c263244867b8fcebc9e81899ba7ec83a243364f71d7137
  • MD5: 491afe09d9b0ffccf3d3471fcac150b4

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: acc856cd5bbff560"
        threat_level = "medium"
        first_seen = "2023-11-03"
    condition:
        hash.sha256(0, filesize) == "acc856cd5bbff56054c263244867b8fcebc9e81899ba7ec83a243364f71d7137"
}

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 acc856cd5bbff56054c263244867b8fcebc9e81899ba7ec83a243364f71d7137 # MD5 491afe09d9b0ffccf3d3471fcac150b4
TypeValueNote
sha256 acc856cd5bbff56054c263244867b8fcebc9e81899ba7ec83a243364f71d7137 Sample:PureCrypter
md5 491afe09d9b0ffccf3d3471fcac150b4 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi