MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 48efe9fdd2abc194fee45224c3952d935ca06d91e2b8b06c7493ff6269cf599b. 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: 13
| SHA256 hash: | 48efe9fdd2abc194fee45224c3952d935ca06d91e2b8b06c7493ff6269cf599b |
|---|---|
| SHA3-384 hash: | 1897471c90e1908381d6a6b0b3437e566e40a4fb0405685f57255017e4f179d296ffe05a733444be3c8aa5fe4c0decc6 |
| SHA1 hash: | 90ae7c33f1b48dd269fe84470e5ab6f65ca316f8 |
| MD5 hash: | 38807bf12f870800f95203210b54ec0e |
| humanhash: | november-mars-massachusetts-california |
| File name: | Reservations.vbs |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 16'142 bytes |
| First seen: | 2025-11-08 16:47:18 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 384:XXeXJFstghrcr6J3DET0eDn3uMeB0Pe0bEr0Rv99C+wPtpNrq0:Wf++o+ELW+mCEYRnO1jrq0 |
| Threatray | 3'883 similar samples on MalwareBazaar |
| TLSH | T1F772027A955CEFF00F3E21F0118B7D0560619326B93A8C6CE8DA8054BF2A7514FA78EC |
| Magika | vba |
| Reporter |  abuse_ch |
| Tags: | AgentTesla vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
55
Origin country :
SEVendor Threat Intelligence
Detection:
n/a
Verdict:
Malicious
Score:
97.4%
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 obfuscated obfuscated powershell
Verdict:
Malicious
File Type:
vbs
First seen:
2025-11-06T20:30:00Z UTC
Last seen:
2025-11-10T14:56:00Z UTC
Hits:
~1000
Detections:
Trojan-Downloader.PowerShell.NanoShield.sb Trojan.JS.SAgent.sb HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.Script.Generic HEUR:Trojan.Multi.Stego.gen Trojan-Downloader.SLoad.TCP.ServerRequest Trojan.MSIL.Crypt.sb PDM:Trojan.Win32.Generic
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Signature
Found malware configuration
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
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: Powershell Decrypt And Execute Base64 Data
Sigma detected: RegAsm connects to smtp port
Sigma detected: Suspicious PowerShell IEX Execution Patterns
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Score:
91%
Verdict:
Malware
File Type:
SCRIPT
Gathering data
Detection:
agenttesla
Verdict:
Malicious
Threat:
Family.AGENTTESLA
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2025-11-07 00:08:14 UTC
File Type:
Text (VBS)
AV detection:
12 of 38 (31.58%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 3'873 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla discovery execution keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Badlisted process makes network request
AgentTesla
Agenttesla family
Malware family:
AgentTesla
Verdict:
Malicious
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: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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