MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a6e6404124d7e49b0ffb8614f1124fe5c16a298d20d929fef2be45822b5dfe2. 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:	6a6e6404124d7e49b0ffb8614f1124fe5c16a298d20d929fef2be45822b5dfe2
SHA3-384 hash:	b00206283dde4d157897636aad7cafbe00487cd7be6fa0ba7fbdf211e08997384c632b634e8fef25431ec24176ec48f3
SHA1 hash:	09ea6f50b4593a194ab76164d885e41c500ac4f4
MD5 hash:	1bad6f03d885c95838b31531d5ef5362
humanhash:	aspen-batman-ohio-spring
File name:	PO 4500396589 VIBRACOUSTIC SAU 07162020.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	579'584 bytes
First seen:	2020-07-16 18:39:35 UTC
Last seen:	2020-07-16 20:13:09 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep	12288:OSWOFC3PamTBjX9KNR7kesiaosmhHPLxW+V4zi2k4zUBrzM5ps27Rkm9esBvz4o4:OMFINTBjX9CoesMsmhFWo4zmr
Threatray	11'137 similar samples on MalwareBazaar
TLSH	1FC48CCC3910719EC51E8D768964DC30AA202D66F7FBE20793C36E9F793D696CB051A2
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: hr1830826226.reseller.mis.ovh.net
Sending IP: 51.83.111.105
From: Gonzalez, Juan <juan.gonzales@vibracoustic.com>
Subject: RV: PO 4500396589 - CD539 - VIBRACOUSTIC SA.U
Attachment: PEDIDO PO 4500396589 IMG001.PDF.ISO (contains "PO 4500396589 VIBRACOUSTIC SAU 07162020.exe")

AgentTesla SMTP exfil server:
mail.corroshield.co.id:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/26965/

Detection(s):

SecuriteInfo.com.CAP_HookExKeylogger.28410.245.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Using the Windows Management Instrumentation requests

Moving of the original file

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

96 / 100

Link:

https://www.joesandbox.com/analysis/388754

Signature

Found malware configuration

Machine Learning detection for sample

Moves itself to temp directory

Multi AV Scanner detection for submitted file

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 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

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/6a6e6404124d7e49b0ffb8614f1124fe5c16a298d20d929fef2be45822b5dfe2/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-16 16:43:04 UTC

AV detection:

24 of 28 (85.71%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=njxgibasjv7etmh7xbqu6eje7zobniuy2igzfh7pfpsfqivv37ra._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

382abd4e299af3553e71a429456f36e30ac8fe4634a5f95089af9f85c20fa687

AgentTesla

5eb9b4d6d7e12e2b605adb64d332ec0ef196520106ee561a99b528c7f82f49ef

AgentTesla

67071ee123273c73bc20939e95fc9aeacd0d2aaeb57a3140fd6d3cc2d2aa0dae

AgentTesla

7af7a6e38523f17b23f53f0703afde72dec231787474cef59f8edc4670fb9243

AgentTesla

8d4cb50c1044910b9464e20dc05f2e61643cce2898348a0ede91330736a831df

AgentTesla

b96c74f4b922042a1e720bec81fcd230a007956f38889645c0a59f17d6365ba7

AgentTesla

cfc34dcf3fe0c6dc66dfb478a03050e6494380577bb3f74bf0e3a943b0e819f4

AgentTesla

e91d532d8063f104ca3b861c51f95b7cd7e79010024fd713515e1c5283a8b2ad

AgentTesla

fb87ac8736f16a1af756e71a59761cd17930dd4ff3083d0049bdae2d8b9cdd78

AgentTesla

+ 11'127 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200716-8z3mw85e2n/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

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

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