MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 63cf3c5fc8658791f5192fda8279024cf0d10168e1eaed5ec5358454528f982c. 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: | 63cf3c5fc8658791f5192fda8279024cf0d10168e1eaed5ec5358454528f982c |
|---|---|
| SHA3-384 hash: | d72fb4da9db89be19e7df6831b8b000bb90293647837e27c7040fa6dde10db87286b5600290ed7c174caaad0833426f5 |
| SHA1 hash: | 8b1bde9f7adacf472448f285b46804a5b62db162 |
| MD5 hash: | ae5e7c9d928914c736ce3679326e414a |
| humanhash: | lactose-paris-virginia-floor |
| File name: | RFQ 5704251439.vbs |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 5'473'032 bytes |
| First seen: | 2026-09-29 16:36:03 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 1536:MaXcWLb085rsdh6/m2M8aH7JgFL2JeaObDA11b3UaZui6vbyKXgEhteo2d74dM9b:o |
| TLSH | T1CE464E02F9C04B9AFB6566F27D2005A8E249D3BF28C8165613372D9E61FD68F04E9DD3 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | vba |
| Reporter |  threatcat_ch |
| Tags: | AgentTesla vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
108
Origin country :
CHVendor Threat Intelligence
No detections
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
96.5%
Tags:
obfuscate xtreme virus
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Verdict:
Malicious
Labled as:
PowerShell/TrojanDownloader.Agent
Verdict:
Malicious
File Type:
text
First seen:
2026-09-29T09:18:00Z UTC
Last seen:
2026-10-01T13:12:00Z 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)
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
Installs a global keyboard hook
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: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious Environment Variable Has Been Registered
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
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 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)
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows Shell Script Host drops VBS files
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
Behaviour
Behavior Graph:
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated Scripting.FileSystemObject SOS: 0.08 T1027 T1059 T1059.005 VBScript WScript.Shell
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-09-29 12:28:13 UTC
File Type:
Binary
AV detection:
9 of 24 (37.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
discovery execution persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
Executes a VBScript file via the Windows Script Host.
Enumerates connected drives
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
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_MassLogger_ForgeAuto_885f4a8f |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects MassLogger (inconnu, etat binaire) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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