MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b341dab43275abb083b31e6852485e7f21802e6ab4310020a48dd8162c8c9c69. 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: 7

Intelligence 7 IOCs YARA 3 File information Comments

SHA256 hash:	b341dab43275abb083b31e6852485e7f21802e6ab4310020a48dd8162c8c9c69
SHA3-384 hash:	5d86ec7e91cee7159065d2e77234e23cffa447c16c763a1da8e33edba0212c4271c46d38cf075df41526ed5aa95a966e
SHA1 hash:	08d8eea6d03e8d0636b5f27e0638e85f2cc9a7b5
MD5 hash:	45c99534da6766fd1bd649b560afae37
humanhash:	saturn-louisiana-equal-potato
File name:	2598_MSC_ NEW_ORDER13_07_2020_LE_,pdf.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	419'328 bytes
First seen:	2020-07-13 06:36:50 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	6144:7gcElsg09d52MxI8F1Ty1ZwbiuTlydZimJ8Ydvy4+AdH9xGXuz8IA:sRI9d53I8HTy3ii88XDTdvyqxGC8IA
Threatray	11'141 similar samples on MalwareBazaar
TLSH	8794D061F3049CE5FC172679EC7BF514E127BE6B962A950D286E332909B334210B7D8B
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: vps.maywatch.xyz
Sending IP: 45.95.170.157
From: Cristian Gonzalez <info@maywatch.xyz>
Subject: New Order
Attachment: 2598_MSC_ NEW_ORDER13_07_2020_LE_,pdf.iso (contains "2598_MSC_ NEW_ORDER13_07_2020_LE_,pdf.exe")

AgentTesla SMTP exfil server:
server03.imanila.ph:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Using the Windows Management Instrumentation requests

Enabling autorun with Startup directory

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/b341dab43275abb083b31e6852485e7f21802e6ab4310020a48dd8162c8c9c69/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-13 06:38:08 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wna5vnbsowv3ba5tdzufesc6p4qyaltkwqyqaiferxmbmlemtruq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

1b63db723d1957b88d6199fb5ea958f28de43333d2482a137c5b73b8be78a4a0

AgentTesla

1e82507cd7b999f2ffa46f4591486b0ff45fb3fc664419279c15677f4a5a20d9

AgentTesla

5056afb57576d4fc72369a0c11d434406085f7e62f773f3db7e297061cba717a

AgentTesla

75ce329091d54aa2fcf6cd6f58704493e0f4ac878279c49db239140051341931

AgentTesla

9d7e42c747de8d1f950c5fb27e4bee452d41140969f7a3af1da9e20e7fde6613

AgentTesla

a4871c9770bdd0f9454e689411f3ffb3267913568b49f6457d681470770fa92e

AgentTesla

aa5bb63c10ba7512a7f1612ca4b89768023be9fe17bcdf07665ec06640ca242d

AgentTesla

d12fda0c8cf02474c474c6cbeba40591ba336a7fdf8d3f164493e5f6200f77ca

AgentTesla

edc773741982183fbbca2bc01649bdd6904f8aac5392cec6cfcfeab881c1e727

AgentTesla

+ 11'131 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200713-6gxsda3n3e/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

AgentTesla

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:	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