MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a91b4f52048646d27611074484fc6c5d7b7bbe0742ffa4280901f1ef9dd84170. 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: 9
| SHA256 hash: | a91b4f52048646d27611074484fc6c5d7b7bbe0742ffa4280901f1ef9dd84170 |
|---|---|
| SHA3-384 hash: | bd872c069698e9d4d45924ee31bf4965a93cff3589d14605f5f868f316c0cd919214e35fa99dc15db8cf7d79f2a484ea |
| SHA1 hash: | 8ec1356425d6699077008e6a98f3192a6c33f250 |
| MD5 hash: | 23780e4030bb0c8a5d3babe660491351 |
| humanhash: | river-july-mexico-illinois |
| File name: | pago_8902762_barnote.vbs |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 5'756'462 bytes |
| First seen: | 2026-10-11 15:18:52 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 384:iiG6hXp0ndQmpu1XexC4H1h8EegwnYqtFQHGswMx6hp+IBiiHLBE/YWMBxdhe9ta:RoWtzljD |
| TLSH | T1B8465F179B55EE1844E9AD3383E57EF8B0349154BF6806270EE74A20DAE6D3EC51C3B2 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | vba |
| Reporter |  abuse_ch |
| Tags: | AgentTesla vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
129
Origin country :
SEVendor Threat Intelligence
No detections
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
obfuscate xtreme shell
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Verdict:
Malicious
File Type:
text
First seen:
2026-10-09T12:30:00Z UTC
Last seen:
2026-10-13T13:32:00Z UTC
Hits:
~1000
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Bypasses PowerShell execution policy
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)
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell connects to network
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
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)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected MSIL Injector
Behaviour
Behavior Graph:
Gathering data
Threat name:
Script.Worm.NetWorm
Status:
Malicious
First seen:
2026-10-09 20:35:37 UTC
File Type:
Text (VBS)
AV detection:
10 of 38 (26.32%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
AgentTesla
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection discovery execution keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Family: AgentTesla
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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