AgentTesla | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA2568132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5
MD525740285bf8aeb8301d9912a3827a108
File Typeexe
Size240.0 KB
First Seen2026-05-08
File Name8132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5
TagsAgentTesla, exe

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: 8132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5
  • MD5: 25740285bf8aeb8301d9912a3827a108

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: 8132870454a1a168"
        threat_level = "high"
        first_seen = "2026-05-08"
    condition:
        hash.sha256(0, filesize) == "8132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5"
}

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 8132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5 # MD5 25740285bf8aeb8301d9912a3827a108
TypeValueNote
sha256 8132870454a1a16859a93c7f863186702278859f9d8c83de54816fed2c5911a5 Sample:AgentTesla
md5 25740285bf8aeb8301d9912a3827a108 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