MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aee0659a73d3ce6eaaeafcfe545290f95e8e52c3f640fca9fcdb984a17ee27c0. 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 4 File information Comments

SHA256 hash:	aee0659a73d3ce6eaaeafcfe545290f95e8e52c3f640fca9fcdb984a17ee27c0
SHA3-384 hash:	3499d5ea58a069a042dc157194ec689f45b41c71b7d9bdb544a35b7197441e518c70b3f7eb7eedcb39c25bbd9719f953
SHA1 hash:	3958ce94bd5c0345a8b3d7c7ad32a0b780a33efc
MD5 hash:	45b1298dc7a0795c366aa8facded3a93
humanhash:	pluto-crazy-ohio-venus
File name:	New Order 2020. PDF File.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	1'135'616 bytes
First seen:	2020-08-19 06:54:22 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:7HqiOcp6uycL3Xcs8pj6NlcbLSzesFpsehdnDXQfUdyE/yuqt:7Hqx1ujzXcsWmlDCsFpXhdDg
Threatray	10'603 similar samples on MalwareBazaar
TLSH	FE35E013638DBA2EC6FE96B7F4B148565BB0C61255CFE39A2CCCA6705C933640CCB265
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: server.gunasenaputra.com
Sending IP: 103.31.233.6
From: Luci Yulianti <luci.yulianti@gunasenaputra.com>
Subject: Re/:Re: Repeat Order
Attachment: Repeat Order 2020. PDF File.rar (contains "New Order 2020. PDF File.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/48246/

Detection(s):

SecuriteInfo.com.Trojan.PWS.Siggen2.53688.15714.29856.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Creating a file

Sending a UDP request

Using the Windows Management Instrumentation requests

Reading critical registry keys

Stealing user critical data

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/436930

Signature

.NET source code contains potential unpacker

Contains functionality to register a low level keyboard hook

Found malware configuration

Initial sample is a PE file and has a suspicious name

Installs a global keyboard hook

Maps a DLL or memory area into another process

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)

Sigma detected: RegAsm connects to smtp port

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

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/aee0659a73d3ce6eaaeafcfe545290f95e8e52c3f640fca9fcdb984a17ee27c0/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-19 06:56:10 UTC

AV detection:

20 of 28 (71.43%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=v3qglgtt2phg5kxk7t7fiuuq7fpi4uwd6zapzkp43omeuf7oe7aa._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

1f6b2c3d63d17c19df0509f3c2f9a1d3952f5e9b76ef8cf8ab00199c32fd3f3a

AgentTesla

33bba4987ed156603ef0d3d38b149b2f3d0bed4d52adf5615a6d19013cb7a94e

AgentTesla

416f9746f079b7af4180264d06ce55b88b1547d9a9da8db352e06a13aa5cf4a1

AgentTesla

878770eb180f92d911dbb519c93aac3b4b63269f45d8af9500f6a144e6635b7d

AgentTesla

9752308c7c33970c7807d4ab84664591488445e4bfc8a403410c9171918636a1

AgentTesla

b283242e8ae83c1b2136090df9d70d06e328ee7116186667ed766d87f468da93

AgentTesla

b860c68b8a4ca548c005de132b6b2870a43baab32df04c32588d70da1ae47b6e

AgentTesla

c297389eed9eef2c21048b2adb9c9112fc7a7f209e4a0c989bbccc4a56b5d211

AgentTesla

e2d8bfec4161287caf4f118ec66daaceb71c6fdda1b4aa16f8810f8a66f59013

AgentTesla

+ 10'593 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200819-hwpcfzlzbe/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

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:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/aee0659a73d3ce6eaaeafcfe545290f95e8e52c3f640fca9fcdb984a17ee27c0

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