MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349. 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: 18

Intelligence 18 IOCs YARA 19 File information Comments

SHA256 hash:	306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349
SHA3-384 hash:	5fae489e866eb84b846bff45effa246355b7d506ab95cffbc82c36ea85d2d5130ab0a6a5475a8786d3120f642c5680a0
SHA1 hash:	8d2123d6b05840cd829fe70a67e7fb18f070b669
MD5 hash:	13fd9af2cbde45ff5d165a7a0453b32b
humanhash:	carolina-johnny-pip-georgia
File name:	CN-Invoice-0945413571-XXXXX6856-2312053735707600000.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	749'056 bytes
First seen:	2024-06-18 13:31:16 UTC
Last seen:	2024-06-18 14:27:30 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:njdXtfETFa1IxLAvSPKyDRvjaIPAFrM6h9r4in440fJEuRLVSbE261:jd92A1IxkvSPDwr59Bn440GuRLVj
Threatray	4'172 similar samples on MalwareBazaar
TLSH	T127F4F101E21FDD28E81F1BB2D64665F116623FF9F501A64B2C6F3C6E79B2B170019D8A
TrID	69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):
dhash icon	cccccccccccccccc (8 x AgentTesla, 4 x Formbook, 1 x Loki)
Reporter	James_inthe_box
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

333

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349.exe

Verdict:

Malicious activity

Analysis date:

2024-06-18 13:32:46 UTC

Tags:

stealer agenttesla ftp exfiltration

Link:

https://app.any.run/tasks/e24d58d8-59ad-4831-a28a-f576fa980c1a

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.2548.2530.28417.UNOFFICIAL

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66718d6889a0563951fcd0a5win7simulatehigh_evasion

Tags:

Msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Using the Windows Management Instrumentation requests

Reading critical registry keys

DNS request

Connection attempt

Setting a keyboard event handler

Stealing user critical data

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

masquerade packed

Link:

https://www.filescan.io/uploads/66718c57ef9fdf64aa6c65c3/reports/a9f018d5-5058-4fac-832e-b07c05290c71/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Malicious Packer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/5539446c-b278-4f9e-aa47-7f13499f291c

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1458891

Signature

.NET source code contains potential unpacker

AI detected suspicious sample

Antivirus detection for URL or domain

Connects to many ports of the same IP (likely port scanning)

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Installs a global keyboard hook

Machine Learning detection for 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)

Snort IDS alert for network traffic

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)

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349/

Threat name:

ByteCode-MSIL.Spyware.Negasteal

Status:

Malicious

First seen:

2024-06-12 06:53:36 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=gbx52qhbhlqnq46w7lfdimkcxg2ipnvwxzg3fxnernxnrbxg4neq._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

5c7c411ea48976a55a30558e1ce6147a7f28b6b99d84083e1f01de1db86bb588

AgentTesla

936755e8327c278c397e4700bc0d4871217b3464553dd6ab1ea497365077f5f6

AgentTesla

9590e1d446b60f2a62ed6e543d623a857061ca1e80a2a499a9ef7d6c97cc5cb5

AgentTesla

c177812f5ee5c7643659dba85dcdb7d86134d2a437a8c7934c9b63eb3a5b4530

AgentTesla

c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b

AgentTesla

+ 4'162 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240618-qszwnavhnh/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

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

AgentTesla

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/6a580153-f4db-424d-9ca0-6c1e20487a2c

Unpacked files

SH256 hash:

d67867ef93204c27c126a41fa778fcdbf89e34a3750014d8cc4a9394a1300d96

MD5 hash:

cfddc0c2c035e91ecc76782ff513e30a

SHA1 hash:

efd2f376cd2a3574240be6b03c563f42630a6ef7

Link:

https://www.unpac.me/results/7bd38689-7ea6-4e7f-a53d-42ef97b3abbe/

Parent samples :

82cbe9fc57abd337a5bf0d0d478ae7fb9158987c1d7c5006b20e309c06329ae8
804aee8eba800043c912038c55c36edeb8dd761913047e99b4a5e8d8cb8ef6c4

SH256 hash:

1feba65bd2aa62dc3cad4b386b25e5a5922cfaaa4f0c1aecff536bf10f54dc12

MD5 hash:

21ca6aa79257797cfcf81faf284a9f89

SHA1 hash:

bb55c21f04bd9a0d6fbd40f7129ec68344bd524e

Link:

https://www.unpac.me/results/7bd38689-7ea6-4e7f-a53d-42ef97b3abbe/

SH256 hash:

39acfb98630c11fd78ef61fa111a62f277b6097536680e81abc591bcbc059fe4

MD5 hash:

c3f0a70ce966594bd28de88353d3ff9a

SHA1 hash:

41b4922afab0633e17bb6c55cd53816110dc9796

Detections:

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

MALWARE_Win_AgentTeslaV2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/7bd38689-7ea6-4e7f-a53d-42ef97b3abbe/

Parent samples :
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SH256 hash:

6815653312f4cc70b3701022029d0c9103dbec5c7667dd31d0866d92179b19fc

MD5 hash:

1b0d6a4360536caad42c17bb168edebb

SHA1 hash:

053a07e87c1de29a1034206084efb8509fd76f26

Link:

https://www.unpac.me/results/7bd38689-7ea6-4e7f-a53d-42ef97b3abbe/

SH256 hash:

306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349

MD5 hash:

13fd9af2cbde45ff5d165a7a0453b32b

SHA1 hash:

8d2123d6b05840cd829fe70a67e7fb18f070b669

Link:

https://www.unpac.me/results/7bd38689-7ea6-4e7f-a53d-42ef97b3abbe/

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

Threat name:

AgentTesla

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349

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:	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:	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:	NET Create hunting rule
Author:	malware-lu

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:	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.

Malspam

AgentTesla

exe 306fdd40e13ae0d873d6faca343142b9b487b6b6be4db2dda48b6ed886e6e349

(this sample)

Delivery method

Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

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