AgentTesla | Threat Level: high | Type: Infostealer

Cryptographic Identifiers

SHA256f5dc559fb2d25f2f4eeefca68be80f8e4772b038907f19ac5864331a37917d05
MD5e45a786f15f6322dc9bff3d2bd4c4d7c
File Typejs
Size33.6 KB
First Seen2026-06-22
File NameRequest for Quotation FPG SDN RFQ260619_Pdf.js
TagsAgentTesla, js

Malware Family: AgentTesla

Agent Tesla, 2014'ten beri aktif keylogger'dır.

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

Threat Indicators (IOC)

  • SHA256: f5dc559fb2d25f2f4eeefca68be80f8e4772b038907f19ac5864331a37917d05
  • MD5: e45a786f15f6322dc9bff3d2bd4c4d7c

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: f5dc559fb2d25f2f"
        threat_level = "high"
        first_seen = "2026-06-22"
    condition:
        hash.sha256(0, filesize) == "f5dc559fb2d25f2f4eeefca68be80f8e4772b038907f19ac5864331a37917d05"
}

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 f5dc559fb2d25f2f4eeefca68be80f8e4772b038907f19ac5864331a37917d05 # MD5 e45a786f15f6322dc9bff3d2bd4c4d7c
TypeValueNote
sha256 f5dc559fb2d25f2f4eeefca68be80f8e4772b038907f19ac5864331a37917d05
md5 e45a786f15f6322dc9bff3d2bd4c4d7c

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
agentteslainfostealermalwarehighsha256analizzenginleştirilmiş