MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da. 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: 19

Intelligence 19 IOCs YARA 17 File information Comments

SHA256 hash:	8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da
SHA3-384 hash:	143ac430851d2155ad75632677cc2611476876f52ec3e0bc2b1d7d5591a2047182f3999128925ea717f55089c6ef44ff
SHA1 hash:	dff9650c7ec6e71612c4e7af46cf4cafef69b2c1
MD5 hash:	ee2b547c344606df4e8b4fc1114274c4
humanhash:	wyoming-uniform-violet-edward
File name:	SC_TR211062024.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	876'032 bytes
First seen:	2024-06-11 06:29:06 UTC
Last seen:	2024-06-11 07:27:20 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	24576:Ng61jjk0LAta9AYZDIKkK2+W5LVrfagz:dFkh37am
Threatray	4'224 similar samples on MalwareBazaar
TLSH	T12315D01173F8499FE6BE8BF944209644C7757B1AE6AEC3D91CC6B0DD09F5B208A42E13
TrID	63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter	lowmal3
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

352

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe

Verdict:

Malicious activity

Analysis date:

2024-06-11 06:41:56 UTC

Tags:

smtp exfiltration stealer agenttesla

Link:

https://app.any.run/tasks/e82cb2ac-af39-4653-a86b-5105d0b4e213

Note:

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

Detection(s):

SecuriteInfo.com.Win32.RATX-gen.16724.922.UNOFFICIAL

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6667ef8d5c0e232c1ff0408dwin7simulatehigh_evasion

Tags:

Generic Gensteal

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a custom TCP request

Setting a keyboard event handler

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

Stealing user critical data

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/6667eeebef9fdf64aa69e458/reports/9f597697-3c71-4f7f-b791-af84775c8a4e/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da

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:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2440a8a4-c868-44c3-8e00-e864f9317ec9

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1454959

Signature

.NET source code contains potential unpacker

AI detected suspicious sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

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)

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 Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2024-06-11 05:17:43 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=r7ltvz73twtl6xlzhnlndtisudzm2nbcg3gklgp3slwnyhvhadna._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

5a9523bba8e40c9d642fd99e046c4c06ddb7174cb26da584ccc0db4aea139f87

AgentTesla

5c7c411ea48976a55a30558e1ce6147a7f28b6b99d84083e1f01de1db86bb588

AgentTesla

9590e1d446b60f2a62ed6e543d623a857061ca1e80a2a499a9ef7d6c97cc5cb5

AgentTesla

c177812f5ee5c7643659dba85dcdb7d86134d2a437a8c7934c9b63eb3a5b4530

AgentTesla

c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b

AgentTesla

+ 4'214 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240611-g9gxqsxeqf/

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/f091b0ea-227b-47e5-9d40-72b92a4069c0

Unpacked files

SH256 hash:

d67867ef93204c27c126a41fa778fcdbf89e34a3750014d8cc4a9394a1300d96

MD5 hash:

cfddc0c2c035e91ecc76782ff513e30a

SHA1 hash:

efd2f376cd2a3574240be6b03c563f42630a6ef7

Link:

https://www.unpac.me/results/03e97e8e-7100-4282-a640-60c73f696139/

Parent samples :

82cbe9fc57abd337a5bf0d0d478ae7fb9158987c1d7c5006b20e309c06329ae8
804aee8eba800043c912038c55c36edeb8dd761913047e99b4a5e8d8cb8ef6c4

SH256 hash:

f582bc235d0881a394feaa81d074fe4f790f9abc32ea2fbedf845c138bbac1e4

MD5 hash:

2460daaa13ff7336116f637e42503499

SHA1 hash:

a63cb79355f024831953edd8972e1cea12d31dcc

Link:

https://www.unpac.me/results/03e97e8e-7100-4282-a640-60c73f696139/

SH256 hash:

6aff94908d37cd3dd3d8549f8cf6b4a99a7446be925dc47bebede527aa5f3199

MD5 hash:

c7b647c4aa3a7d50249918cc7120e770

SHA1 hash:

5f61ae389ed3e243ee3d27020e78d9fe98801a3d

Link:

https://www.unpac.me/results/03e97e8e-7100-4282-a640-60c73f696139/

SH256 hash:

b161c316759bd7e08ed462d09d064bb1c6e338a76a2b36266325e7dc72a96ac3

MD5 hash:

1abf88b4c3271f7ed87a2ab2cb42f202

SHA1 hash:

4b8d2c20fa1ada3c3a0ca1ba9543821dd7bee37a

Detections:

AgentTesla

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

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/03e97e8e-7100-4282-a640-60c73f696139/

Parent samples :

8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da
787129f9a7835aceb064e6ffbc514d5aedfe27cd6e224c035ff7349d79492e75
2de30a474f781d95cc74aad7ef55e65ad03f5a3ea89e60733e710167d46bc2be
d7262822ef05906467e5352ec17506de18a48530644961ce877ac71cf2cc6d6b
1bd8c28a74a99cc6eb115161fca392e4dc6b424bf3ff6814f688e470209b0825
ea78c3f4077f3adb2d1269cb445a19d19d8cd8f53d91521b78431cfbadf14d74
6e3f83c2f76db1f32e9243e7899b98655b3e49658463560513d9a315e865add5
47830d839ae5a350a354134943cf6d177d78af6aadcfb7700ed48afd60254c96
17877d2c03215f22bfb6cb7cd3a2b8d3cba1c17bf2f33f44163da90c67f56697
540496b0cde097cb083d1c501af7b0ed84c5e94922be37700bfa44c2090ecfbc
a61b8d2bc79e489fe0009755c0a3ca485d64cbdee48bcd55f2dc2624b73e994e

SH256 hash:

8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da

MD5 hash:

ee2b547c344606df4e8b4fc1114274c4

SHA1 hash:

dff9650c7ec6e71612c4e7af46cf4cafef69b2c1

Link:

https://www.unpac.me/results/03e97e8e-7100-4282-a640-60c73f696139/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8fd73ae7fb9d/report/overview.html

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 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:	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_9f4a80b2 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 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da

(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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