MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 efa2cea2f962e7a0f160cc6c88caae6cd2861ca3a9adcc97ee7c50bfe96d0a1c. 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: 11
| SHA256 hash: | efa2cea2f962e7a0f160cc6c88caae6cd2861ca3a9adcc97ee7c50bfe96d0a1c |
|---|---|
| SHA3-384 hash: | 3c8d751da5873267dde8217eec77c809540254ed45b3507a1a75ce9aa6a14a2bdf505b8957e1a36e188174be433553dd |
| SHA1 hash: | 3de0f677924159a5d39ccbb9fd00e85e5b7047d4 |
| MD5 hash: | e05956d5156e92bcfa84f676d0a1dd1c |
| humanhash: | yellow-pluto-purple-violet |
| File name: | 8700889877-9877789008768009998900.PDF.JS |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 3'455'144 bytes |
| First seen: | 2026-09-24 13:32:53 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 98304:jSt26JMU6ZHq7WCAYW6HA5KrRD0DHHFC4Mi+ve+TZaxvZTcwuV1:js2o+ZHq7WiSKN04OiZapNcR |
| TLSH | T11BF5D644231AFAFB76AD577CC136CA209C89210305CDEF4B307C96057B6B9276399BE6 |
| Magika | txt |
| Reporter |  abuse_ch |
| Tags: | AgentTesla js |
Intelligence
File Origin
# of uploads :
1
# of downloads :
167
Origin country :
SEVendor Threat Intelligence
No detections
Detection(s):
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated repaired
Verdict:
Malicious
Labled as:
JS/Agent.FBC1
Verdict:
Malicious
File Type:
js
First seen:
2026-09-24T03:34:00Z UTC
Last seen:
2026-09-25T07:58:00Z UTC
Hits:
~100
Result
Threat name:
AgentTesla, DonutLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
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)
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 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: Suspicious Parent Double Extension File Execution
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:
Score:
94%
Verdict:
Malware
File Type:
SCRIPT
Gathering data
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-09-24 12:55:28 UTC
File Type:
Text (JavaScript)
AV detection:
8 of 38 (21.05%)
Threat level:
5/5
Detection(s):
Malicious file
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
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.
Threat name:
Malicious File
Score:
1.00
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.
No further information available
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