MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53c2646413f8ad24c8faf0230527a207a163df8df788b45f36afe2d55210eb2d. 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: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	53c2646413f8ad24c8faf0230527a207a163df8df788b45f36afe2d55210eb2d
SHA3-384 hash:	246889301e3de0777948c40ddf25dab25badb1160fce935efd344b87709c03482bf529a8d774d502af4914aab69e8c7a
SHA1 hash:	c6ce415988f9066f5c9d7c75443ba05a90b4595d
MD5 hash:	86fc98a0a100edc402bacbb5cdae261a
humanhash:	whiskey-iowa-alpha-colorado
File name:	URGENT_QUOTATION_PR #270473.xlxs.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	468'992 bytes
First seen:	2020-08-17 07:00:50 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:rS4EcmZHAFaxmVmie9bngPtZLR3DZ/G5ltOL3jSJDrIudr6XPFp4huGsOmp:24EcmZHAFaxmVmie9bngP7R3lWtuudrr
Threatray	10'646 similar samples on MalwareBazaar
TLSH	E8A47A4A38D0E3DED1E64FB948549C0273BA2F2A05169A0FDC6B39D3B3D9BC27D24456
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: paulaner.orion.rs
Sending IP: 77.105.37.159
From: GAN Phei Yun <phei-yun.gan@arkemas.com>
Subject: URGENT QUOTATION
Attachment: URGENT_QUOTATION_PR 270473.xlxs.zip (contains "URGENT_QUOTATION_PR #270473.xlxs.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/46736/

Detection(s):

SecuriteInfo.com.Trojan.PasswordStealer.GenericKDS.34374427.25093.26537.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/432725

Signature

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

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

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

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 access)

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/53c2646413f8ad24c8faf0230527a207a163df8df788b45f36afe2d55210eb2d/

Threat name:

ByteCode-MSIL.Trojan.Taskun

Status:

Malicious

First seen:

2020-08-17 02:07:28 UTC

AV detection:

24 of 28 (85.71%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=kpbgizat7cwsjsh26arqkj5ca6qwhx4n66elixzwv7rnkuqq5mwq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

34835ff5a99d333a86d2fe7770cf4ab6612b1385d7d69d99272e96f084527237

AgentTesla

43289bb160c005728b4dc1d8cd723356f1e7d2e5ba90bea7d28c3334224939c0

AgentTesla

67f95900e94aed84cb50b3597df4b89270faa3b23ff0c9c6eb2398eb69c096bb

AgentTesla

860a68354fad849f4d5886f00c701638d1226088d4ca26c07216d089f986a7bb

AgentTesla

a20df8c992413eb34262d572f57d37c34dcdaab0fca4725dfd1a910f249f46a2

AgentTesla

a91926c898c91c02d44556c60d2ed4289fcdde2e2a03c0fdcc003678aa5d767c

AgentTesla

b71b1e0152b7112c6ad660c51751d19bf245fb7739c605c9389909fa4c721d06

AgentTesla

c232e05f633d3e2bd0a1486a955d7f72eb9155408a635666306d922b333809b2

AgentTesla

ccac5881ca9beeead13f5c7f05b289e9d3013a9eea7ce8a087dcb0aade9a60e2

AgentTesla

+ 10'636 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200817-8rmah5hr6e/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla Payload

AgentTesla

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

Threat name:

Trojan

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/53c2646413f8ad24c8faf0230527a207a163df8df788b45f36afe2d55210eb2d

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

Rule name:	CAP_HookExKeylogger Create hunting rule
Author:	Brian C. Bell -- @biebsmalwareguy
Reference:	https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar