Vidar | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA2569a3c18be39571b479c7ee37d32f6000725a282abdf04643a1edfec460876762b
MD5922dac4373274339f8b6e990172eb174
File Typeexe
Size1303.7 KB
First Seen2026-05-25
File NameOyster.exe
Tagsexe, hippamsas-com, signed, SunWukong, vidar

Malware Family: Vidar

Vidar Stealer, kripto cüzdanları hedefler.

TypeInfostealer
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTP
PurposeKripto cüzdan hırsızlığı
First Seen Year2018

Threat Indicators (IOC)

  • SHA256: 9a3c18be39571b479c7ee37d32f6000725a282abdf04643a1edfec460876762b
  • MD5: 922dac4373274339f8b6e990172eb174

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 Vidar_SHA256 {
    meta:
        description = "Vidar sample: 9a3c18be39571b47"
        threat_level = "high"
        first_seen = "2026-05-25"
    condition:
        hash.sha256(0, filesize) == "9a3c18be39571b479c7ee37d32f6000725a282abdf04643a1edfec460876762b"
}

Vidar — Malware Profile

Vidar Stealer, 2018 yilinda Racoon Stealer kaynak kodundan turetilen C++ tabanli bir MaaS infostealer ailesidir. Telegram Bot API dead-drop C2, Steam/Instagram profili ile C2 URL gizleme, kripto cuzdan ve tarayici kimlik bilgisi calma yeteneklerine sahiptir.

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

Technical Details

C++, HTTP C2 (Telegram dead drop C2 IP alimi da mevcut), SQLite credential extraction, browser form grabber, kripto wallet scraper, screenshot, Discord stealer, custom panel (PHP)

Attribution / Threat Actor

Rusca konusulan gelistirici tarafindan yonetilen MaaS platformu. Arkei Stealer'in devami olarak Rusya baglantili gruplarca gelistirilmektedir.

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 — Vidar
# SHA256 9a3c18be39571b479c7ee37d32f6000725a282abdf04643a1edfec460876762b # MD5 922dac4373274339f8b6e990172eb174
TypeValueNote
sha256 9a3c18be39571b479c7ee37d32f6000725a282abdf04643a1edfec460876762b Sample:Vidar
md5 922dac4373274339f8b6e990172eb174 Sample:Vidar

C2 Servers (5 recorded servers for this family)

Address Type Port Protocol Status Country
www.pakistani.org domain — HTTP active —
185.215.113.31 ip 443 HTTPS inactive RU
193.233.20.158 ip 80 HTTP inactive RU
45.92.96.136 ip 80 HTTP inactive —
godebugs.Info domain — HTTP inactive —

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

Tags
vidarinfostealermalwarehighsha256hash-analizi