MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 295fcf9d436999a321ff1c4efc6a0191e1efe3d68becd3d9d9965a64f540b0f0. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	295fcf9d436999a321ff1c4efc6a0191e1efe3d68becd3d9d9965a64f540b0f0
SHA3-384 hash:	cedeac00c15be5c1a64ce8230bfb55a09c51eccd9836c380b9b6e22b817a85b0a7907a6167afb03c103fd43af20f0c6e
SHA1 hash:	e8f3523983bdc393829404a7f93c6ba77814ef5d
MD5 hash:	5c54440acc0019230b00708f071c6a6b
humanhash:	don-mike-green-mars
File name:	PO AUXT20190827_PDF.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	1'263'616 bytes
First seen:	2020-08-05 11:43:18 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:aJE23rrcW4pMDSHV71kzgTctpwKpwjJl8llcv37WT7Yyf:aJE23rrkpMDSpegTctpRpYlilc+7Yy
Threatray	10'700 similar samples on MalwareBazaar
TLSH	F245E1603A44DF9DC82E0F3178632804EBE1AE561E15F64FEC9679FC57BA64A4E1630C
Reporter	abuse_ch
Tags:	AgentTesla exe SendGrid

abuse_ch

Malspam distributing AgentTesla:

HELO: wrqvzrvn.outbound-mail.sendgrid.net
Sending IP: 149.72.229.130
From: Henry Fam <izi@usa2georgia.com>
Subject: PO AUXT20190827
Attachment: PO AUXT20190827_PDF.IMG (contains "PO AUXT20190827_PDF.exe")

AgentTesla SMTP exfil server:
smtp.urban.co.th:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/39473/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Launching a process

Creating a file

Using the Windows Management Instrumentation requests

Unauthorized injection to a system process

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/411023

Signature

Allocates memory in foreign processes

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)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

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)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/295fcf9d436999a321ff1c4efc6a0191e1efe3d68becd3d9d9965a64f540b0f0/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-05 11:45:07 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ffp47hkdngm2gip7drhpy2qbshq67y6wrpwnhwozszngj5kawdya._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

383afa9b82f107b9f040868f783c06115083de21eb8caa8a744a68c92782acae

AgentTesla

423c8c0b4eb6fc15b614326190cbd2b932f5480fdc1791ca9c03dc696ef61b31

AgentTesla

4aba472bffc408315c06d8d015ac5241175d6ccfea8c3c04065ba64eccd94cfb

AgentTesla

6edf56bf042ac4f2cf12f3dcdd5704e71ddeee943463706513ba51123209bc6f

AgentTesla

86fb079125f93834e6dc2f5ef86c61c36f6a9dbae5338a42341f75bf329b06bf

AgentTesla

88d5500916ded187f8d33b6e16f29db7388374f977ad11d39733613085189d27

AgentTesla

a5bc29d5e6f55ba05f61fff45175d9864ee0b311ad45baf0cfd65c74666da14c

AgentTesla

a85526e4a0f78afd83f57f2d084c0bd4b82846a06a0aef80c473905561dcfb60

AgentTesla

b1135688496020eb3e075121b22fb9c726c6021068ce415be82d8e48540dc563

AgentTesla

+ 10'690 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200805-x2gq2mqa16/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads data files stored by FTP 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/295fcf9d436999a321ff1c4efc6a0191e1efe3d68becd3d9d9965a64f540b0f0

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