PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2565f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
MD5eb22acf6cdecb8f70aa9ff7636819f51
File Typeexe
Size7584.4 KB
First Seen2024-11-20
File NameReminder.exe
Tags167-114-47-186, api-ewfiles-net, exe, FUJI FURUKAWA E C VIETNAM CO LTD, purecrypter, PureHVNC, signed

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
  • MD5: eb22acf6cdecb8f70aa9ff7636819f51

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: 5f2b53f1b119cc3e"
        threat_level = "medium"
        first_seen = "2024-11-20"
    condition:
        hash.sha256(0, filesize) == "5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f"
}

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 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f # MD5 eb22acf6cdecb8f70aa9ff7636819f51
TypeValueNote
sha256 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f Sample:PureCrypter
md5 eb22acf6cdecb8f70aa9ff7636819f51 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi