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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b14e3af3fbdb150886cbb6f010cc1dd738d361ca0c0d3aa66c58a19b53bc88b8. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



AgentTesla


Vendor detections: 12


Intelligence 12 IOCs YARA 2 File information Comments

SHA256 hash: b14e3af3fbdb150886cbb6f010cc1dd738d361ca0c0d3aa66c58a19b53bc88b8
SHA3-384 hash: 2f8ef37581800b7e261ba5dc86001ef53feb4b4e18cd0c8587f6a72ebeb1d6927a16d88fec216c1dffb802622fc59f55
SHA1 hash: 3e6bb7a1f16122f60209a386b59775a886ec1f8f
MD5 hash: 3f6b0fa8ab92b793b60e1661e46b8431
humanhash: asparagus-butter-texas-speaker
File name:2610051C6FTM.pdf .JS
Download: download sample
Signature AgentTesla
File size:3'239'722 bytes
First seen:2026-10-05 08:57:10 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 98304:QyVYsVf6hs5ifo7iTwgTutSbSzM/Itzm7E5hRVWT177SCj1/yrR/7tHtfjqOn:QyVYsVf6hWifo7iTatSbSUItKQZVoiBN
TLSH T152E5D4BD138AA17273265B8D02B5D9709A8A70137AD5CF7230ECF609371DD07735AAE2
Magika txt
Reporter abuse_ch
Tags:AgentTesla js


Avatar
abuse_ch
AgentTesla FTP exfil server:
ftp.avion.com.sg:21

Intelligence


File Origin
# of uploads :
1
# of downloads :
174
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.9%
Tags:
trojandropper virus lien blic
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug dropper evasive obfuscated packed repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-10-04T23:46:00Z UTC
Last seen:
2026-10-07T07:18:00Z UTC
Hits:
~1000
Detections:
BSS:Trojan.Win32.Generic HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
AgentTesla, DonutLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Drops PE files to the document folder of the user
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
JavaScript source code contains call to eval() to check own source code (likely for evading instrumentation)
JavaScript source code contains functionality to generate code involving a shell, file or stream
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses an obfuscated file name to hide its real file extension (double extension)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected AgentTesla
Yara detected DonutLoader
Behaviour
Behavior Graph:
Gathering data
Threat name:
Script-JS.Spyware.Negasteal
Status:
Malicious
First seen:
2026-10-05 08:57:49 UTC
File Type:
Binary
AV detection:
13 of 24 (54.17%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
AgentTesla DonutLoader
Result
Malware family:
donutloader
Score:
  10/10
Tags:
family:agenttesla family:donutloader collection discovery execution keylogger loader spyware stealer trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Detects DonutLoader
Family: AgentTesla
Family: DonutLoader
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)
Rule name:SUSP_VBS_Randomized_ActiveX_Downloader
Author:Marjoriefort
Description:Dropper VBS obfusque : ActiveXObject a identifiant randomise (20 MAJ), SaveToFile, .Run
Reference:Veille fraicheur 2026-09-14 / grappe VBS randomisee

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments