MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76. 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

Intelligence 11 IOCs YARA 21 File information Comments

SHA256 hash:	b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76
SHA3-384 hash:	3c89be21f174d2136bee8b8fb6bb1aa6a77ff92458fc8e57eeac14f3eef29c03f8009ba72010bd21a1b4131e7666c15c
SHA1 hash:	c670328190faaaed52646ba6dc5a050376b75440
MD5 hash:	2357421d0736ffd711ea4bf35355e2ad
humanhash:	april-oklahoma-william-oregon
File name:	Swift copies_€144,836.00_€17,188.40.js
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	4'131 bytes
First seen:	2025-08-08 16:44:32 UTC
Last seen:	2025-08-29 16:52:16 UTC
File type:	js
MIME type:	text/plain
ssdeep	96:jawHGUGUggFKG45wfmMlup4WtKzS/raWsnd3WxOT:jw6Kd5MlupBtKzS/GtVpT
Threatray	3'811 similar samples on MalwareBazaar
TLSH	T1D881E94C774570900A4693E35C2F5D02977DDE92601D893CA591F4ECFC78B69B78FA60
Magika	javascript
Reporter	abuse_ch
Tags:	AgentTesla js

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.JS.Agent.31221.22196.UNOFFICIAL

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=689629751e8a59ee04e789c4

Tags:

dropper virus agent

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1753176

Signature

Allocates memory in foreign processes

Antivirus detection for dropped file

Benign windows process drops PE files

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Installs a global keyboard hook

JavaScript source code contains functionality to generate code involving a shell, file or stream

JavaScript source code contains functionality to generate code involving HTTP requests or file downloads

Joe Sandbox ML detected suspicious sample

JScript performs obfuscated calls to suspicious functions

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Potential obfuscated javascript found

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Sigma detected: Script Initiated Connection to Non-Local Network

Sigma detected: WScript or CScript Dropper

System process connects to network (likely due to code injection or exploit)

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

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76

Gathering data

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76/

Threat name:

Script-JS.Trojan.Heuristic

Status:

Malicious

First seen:

2025-08-08 11:02:53 UTC

File Type:

Text (JavaScript)

AV detection:

10 of 24 (41.67%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wobxbd26y3py64ud7e24c5gh5tlalbn3su25qyg6hv2hiis7j53a._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

5ee74602fdef3846c56f40f16231b576112c9169dc27a6cd2d5550035b358fa1

AgentTesla

7abb1ed70d48d5cb6ca3f7830fa49c076a5e9c1b25cfde49bcb5d0137a9349df

AgentTesla

b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76

AgentTesla

d25591f0627f988edceb12fdadef30e4a856b1fa016f10043cdf2379ac234b2c

AgentTesla

error

AgentTesla

+ 3'801 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla discovery execution keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/250808-t85zdszrt5/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Adds Run key to start application

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Blocklisted process makes network request

AgentTesla

Agenttesla family

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b383708f5ec6/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/b383708f5ec6df8f7283f935c174c7ecd60585bb9535d860de3d7474225f4f76

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:	agentesla Create hunting rule
Author:	Michelle Khalil
Description:	This rule detects unpacked agenttesla malware samples.

Rule name:	AgentTeslaV2 Create hunting rule
Author:	ditekshen
Description:	AgenetTesla Type 2 Keylogger payload

Rule name:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
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 Create hunting rule
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 Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	MALWARE_Win_AgentTeslaV2 Create hunting rule
Author:	ditekSHen
Description:	AgenetTesla Type 2 Keylogger payload

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
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_808f680e Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
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.

No further information available

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