Lumma | Threat Level: critical | Type: Infostealer

Cryptographic Identifiers

SHA25698265f795c434b9a654e4d2e84b1585bb563f69d7c848ead1c5b0cd2e9586d8a
MD5066e797949abc6365c5094c0885b1e3e
File Typeexe
Size1213.5 KB
First Seen2025-07-25
File NameCrystal.exe
Tagsexe, lumma, LummaStealer, stealer

Malware Family: Lumma

LummaC2, gelişmiş MaaS infostealer'dır.

TypeInfostealer
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTPS
PurposeKapsamlı kimlik bilgisi hırsızlığı
First Seen Year2022
AliasesLummaC2

Threat Indicators (IOC)

  • SHA256: 98265f795c434b9a654e4d2e84b1585bb563f69d7c848ead1c5b0cd2e9586d8a
  • MD5: 066e797949abc6365c5094c0885b1e3e

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Disconnect the system from the network immediately
  2. Yeni bir cihazdan banka hesabı, sosyal medya ve e-posta şifrelerini değiştirin
  3. Move crypto wallets to a new address and abandon the old ones
  4. Start a full scan with up-to-date antivirus
  5. Clear saved browser passwords and enable 2FA
  6. Sign out of all sessions on every affected service

YARA Rule Hints

rule Lumma_SHA256 {
    meta:
        description = "Lumma sample: 98265f795c434b9a"
        threat_level = "critical"
        first_seen = "2025-07-25"
    condition:
        hash.sha256(0, filesize) == "98265f795c434b9a654e4d2e84b1585bb563f69d7c848ead1c5b0cd2e9586d8a"
}

Lumma — Malware Profile

LummaC2, gelişmiş MaaS infostealer'dır.

Malware Type
Infostealer
Programming Language
C++
C2 Protocol
HTTPS
Target Systems
Windows
Also Known As (AKA)
LummaC2

Capabilities & Behavior

Tarayıcı Kimlik Bilgileri
Çerez Hırsızlığı
Kripto Cüzdan Çalma
Sistem Bilgisi
Ekran Görüntüsü
FTP/SSH İstemci Şifreleri
E-posta İstemcisi Çalma
Veri Sızıntısı

IOC List (2 indicators)

IOC — Lumma
# SHA256 98265f795c434b9a654e4d2e84b1585bb563f69d7c848ead1c5b0cd2e9586d8a # MD5 066e797949abc6365c5094c0885b1e3e
TypeValueNote
sha256 98265f795c434b9a654e4d2e84b1585bb563f69d7c848ead1c5b0cd2e9586d8a Sample:Lumma
md5 066e797949abc6365c5094c0885b1e3e Sample:Lumma
Tags
lummainfostealermalwarecriticalsha256hash-analizi