StealC | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256c3635ad319d02c61c07dd3095b4998cf81c6d1e361284fcb67d00fe8b01d1e38
MD555a77ff1a1fca2d0a2bbf1c5b6d9b6db
File Typeexe
Size1820.0 KB
First Seen2026-06-30
File Namefile
TagsD, dropped-by-gcleaner, EU0.file, exe, Stealc

Malware Family: StealC

StealC, stealer'dır.

TypeInfostealer
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeStealer
First Seen Year2023

Threat Indicators (IOC)

  • SHA256: c3635ad319d02c61c07dd3095b4998cf81c6d1e361284fcb67d00fe8b01d1e38
  • MD5: 55a77ff1a1fca2d0a2bbf1c5b6d9b6db

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 StealC_SHA256 {
    meta:
        description = "StealC sample: c3635ad319d02c61"
        threat_level = "high"
        first_seen = "2026-06-30"
    condition:
        hash.sha256(0, filesize) == "c3635ad319d02c61c07dd3095b4998cf81c6d1e361284fcb67d00fe8b01d1e38"
}

StealC — Malware Profile

StealC, 2023 yilinda ortaya cikan Go (Golang) tabanlı bir MaaS infostealer ailesidir. Vidar ve Raccoon kaynak kodundan ilham alinarak gelistirildigi dusunulmektedir. 30+ tarayici, kripto cuzdan, FTP istemcisi, email ve Discord/Telegram token hedefler.

Malware Type
Infostealer
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows

Technical Details

C dili, HTTP POST C2, browser stealer (Chromium/Firefox), kripto wallet stealer (50+ tarayici eklentisi), Telegram stealer, Steam, Discord token stealer, fingerprint modulu

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 — StealC
# SHA256 c3635ad319d02c61c07dd3095b4998cf81c6d1e361284fcb67d00fe8b01d1e38 # MD5 55a77ff1a1fca2d0a2bbf1c5b6d9b6db
TypeValueNote
sha256 c3635ad319d02c61c07dd3095b4998cf81c6d1e361284fcb67d00fe8b01d1e38 Sample:StealC
md5 55a77ff1a1fca2d0a2bbf1c5b6d9b6db Sample:StealC

C2 Servers (4 recorded servers for this family)

Address Type Port Protocol Status Country
www.pakistani.org domain — HTTP active —
45.87.152.64 ip 80 HTTP inactive NL
185.174.137.219 ip 80 HTTP inactive RU
godebugs.Info domain — HTTP inactive —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
stealcinfostealermalwarehighsha256hash-analizi