PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a91c3bba6d4b6d2c16cdcefb9cd57bf213898cf2dd0b66c215dc0ffa3d2ca927
MD5163c5014971669c1f95a0bf3af51eb9e
File Typeexe
Size24.0 KB
First Seen2023-10-23
File Name163c5014971669c1f95a0bf3af51eb9e.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: a91c3bba6d4b6d2c16cdcefb9cd57bf213898cf2dd0b66c215dc0ffa3d2ca927
  • MD5: 163c5014971669c1f95a0bf3af51eb9e

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: a91c3bba6d4b6d2c"
        threat_level = "medium"
        first_seen = "2023-10-23"
    condition:
        hash.sha256(0, filesize) == "a91c3bba6d4b6d2c16cdcefb9cd57bf213898cf2dd0b66c215dc0ffa3d2ca927"
}

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 a91c3bba6d4b6d2c16cdcefb9cd57bf213898cf2dd0b66c215dc0ffa3d2ca927 # MD5 163c5014971669c1f95a0bf3af51eb9e
TypeValueNote
sha256 a91c3bba6d4b6d2c16cdcefb9cd57bf213898cf2dd0b66c215dc0ffa3d2ca927 Sample:PureCrypter
md5 163c5014971669c1f95a0bf3af51eb9e Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi