MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 16d1f08a92b5d5b6be541266f83dd7d42b2622dfef92045ce925c56d50c1f086. 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: 14


Intelligence 14 IOCs YARA 19 File information Comments

SHA256 hash: 16d1f08a92b5d5b6be541266f83dd7d42b2622dfef92045ce925c56d50c1f086
SHA3-384 hash: 4ceb46fd39380e235edb4d1233370959b8693b37cec041595b2252441dd82d8890885a1010ce633e4b41eaf803f4adca
SHA1 hash: cd6ac10ed0f21ae618c81d18a5e361dfcb520c72
MD5 hash: d0a7a883262013e124cbae4e0d4d837f
humanhash: wolfram-hamper-stream-march
File name:900972782787872.VBE
Download: download sample
Signature AgentTesla
File size:1'895'940 bytes
First seen:2025-10-23 13:20:50 UTC
Last seen:Never
File type:Visual Basic Script (vbe) vbe
MIME type:text/plain
ssdeep 24576:rayQtiXdJqPfADQHN+FV3D8m1yp4ZHiW7zQPN9sWirBx+OerZdfB5lqrdGfBD1n:Itsbq1Ydb1ViTPN9sWiGfDQwfBJn
Threatray 3'889 similar samples on MalwareBazaar
TLSH T1FB9529F237EF7A4B5D05735AA44D69580F5FC4241E83B6D890DB0AD4580F88B2AD0EAF
Magika vba
Reporter abuse_ch
Tags:AgentTesla vbe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
ariapi.com:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
80
Origin country :
SE SE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Tags:
stration spawn shell lien
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 evasive powershell
Verdict:
Malicious
File Type:
text
First seen:
2025-10-23T05:36:00Z UTC
Last seen:
2025-10-24T13:12:00Z UTC
Hits:
~100
Detections:
Trojan.PowerShell.Agent.atg Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Disco.sb Trojan-PSW.MSIL.Agensla.sb Trojan-PSW.MSIL.Agensla.d Trojan.PowerShell.Cobalt.sb HEUR:Trojan-Downloader.Script.Generic
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
AI detected malicious Powershell script
Bypasses PowerShell execution policy
Contains functionality to log keystrokes (.Net Source)
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: WScript or CScript Dropper
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)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1800599 Sample: 900972782787872.VBE.vbe Startdate: 23/10/2025 Architecture: WINDOWS Score: 100 36 ariapi.com 2->36 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 6 other signatures 2->52 9 wscript.exe 1 2->9         started        12 svchost.exe 1 1 2->12         started        signatures3 process4 dnsIp5 58 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->58 60 Suspicious execution chain found 9->60 15 cscript.exe 3 9->15         started        40 127.0.0.1 unknown unknown 12->40 signatures6 process7 file8 34 C:\Temp\cmd_RzjkihJIUM_33777.54.ps1, ASCII 15->34 dropped 42 Suspicious powershell command line found 15->42 44 Bypasses PowerShell execution policy 15->44 19 powershell.exe 16 15->19         started        22 conhost.exe 15->22         started        signatures9 process10 signatures11 54 Writes to foreign memory regions 19->54 56 Injects a PE file into a foreign processes 19->56 24 aspnet_compiler.exe 2 19->24         started        28 aspnet_compiler.exe 19->28         started        30 aspnet_compiler.exe 19->30         started        32 3 other processes 19->32 process12 dnsIp13 38 ariapi.com 185.159.153.76, 49695, 587 SERVERPARSIR Iran (ISLAMIC Republic Of) 24->38 62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->62 64 Tries to steal Mail credentials (via file / registry access) 24->64 66 Tries to harvest and steal ftp login credentials 24->66 68 Tries to harvest and steal browser information (history, passwords, etc) 24->68 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 28->70 signatures14
Verdict:
Malware
YARA:
2 match(es)
Tags:
ADODB.Stream Batch Command MSXML2.DOMDocument.6.0 PowerShell PowerShell Call Scripting.Dictionary Scripting.FileSystemObject VBScript VBScript.RegExp WScript.Network WScript.Shell
Threat name:
Script-WScript.Trojan.AgentTesla
Status:
Malicious
First seen:
2025-10-23 13:22:34 UTC
File Type:
Text (VBS)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
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
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Base64_Encoded_Powershell_Directives
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:detect_tiny_vbs
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
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)
Rule name:Windows_Generic_Threat_9f4a80b2
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information


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

Comments