AgentTesla | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA25659830d1c568bd43c1c582b36981bc0ef423116c144c33fad51e1e66bb0cb368a
MD523d84b0d6338ae1ec16898dea6192aff
File Typebat
Size146.7 KB
First Seen2026-04-30
File NameQuotation. RFQ # 28042026.bat
TagsAgentTesla, bat, exe-in-archive, spamtrap

Malware Family: AgentTesla

Agent Tesla, keylogger'dır.

TypeInfostealer
Programming Language.NET
Target PlatformWindows
C2 ProtocolSMTP/FTP
PurposeTuş kaydı, hırsızlık
First Seen Year2014
AliasesAgent Tesla

Threat Indicators (IOC)

  • SHA256: 59830d1c568bd43c1c582b36981bc0ef423116c144c33fad51e1e66bb0cb368a
  • MD5: 23d84b0d6338ae1ec16898dea6192aff

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 AgentTesla_SHA256 {
    meta:
        description = "AgentTesla sample: 59830d1c568bd43c"
        threat_level = "high"
        first_seen = "2026-04-30"
    condition:
        hash.sha256(0, filesize) == "59830d1c568bd43c1c582b36981bc0ef423116c144c33fad51e1e66bb0cb368a"
}

AgentTesla — Malware Profile

AgentTesla .NET credential stealer. JS dropper @version 8.16.22. Sayısal obfuscation v6034. SMTP FTP HTTP C2.

Malware Type
Infostealer
Programming Language
.NET
C2 Protocol
SMTP/FTP
Target Systems
Windows
Also Known As (AKA)
Agent Tesla

Technical Details

C#/.NET, SMTP/FTP/HTTP C2, GetAsyncKeyState keylogger, browser stealer (Chrome/Firefox/Edge), email client stealer, FTP stealer, VPN stealer, clipboard monitor, screenshot

Attribution / Threat Actor

Turkce konusulan gelistirici 'Turk Hack Team' ile iliskilendirilen ve Turkiye'den yonetildigi dusunulen platform. Pek cok farkli siber suc grubu musterisi bulunmaktadir.

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 — AgentTesla
# SHA256 59830d1c568bd43c1c582b36981bc0ef423116c144c33fad51e1e66bb0cb368a # MD5 23d84b0d6338ae1ec16898dea6192aff
TypeValueNote
sha256 59830d1c568bd43c1c582b36981bc0ef423116c144c33fad51e1e66bb0cb368a Sample:AgentTesla
md5 23d84b0d6338ae1ec16898dea6192aff Sample:AgentTesla

C2 Servers (8 recorded servers for this family)

Address Type Port Protocol Status Country
digicert.com domain — TCP active —
stem.ru domain — TCP active —
digicert.com domain — TCP active —
dublincore.org domain — TCP active —
googleapis.com domain — TCP active —
microsoft.com domain — TCP active —
freightfacilitators.com domain — TCP active —
digicert.com domain — TCP active —

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

Tags
agentteslainfostealermalwarehighsha256hash-analizi