MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e509b23e338968bd1f1242df28436bf1c954d91b2410654d55d3812078eda6f8. 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:	e509b23e338968bd1f1242df28436bf1c954d91b2410654d55d3812078eda6f8
SHA3-384 hash:	2e6f01904cee912b65251ab3c9d940797505478c1b76a95a4316866c60a59340336e36082238c8b1312b2ddbbb5d7e83
SHA1 hash:	b94adc807e60815c738d089cf06b9553926c3058
MD5 hash:	0ed22d0fb2de0c76c3352ff0f34153e9
humanhash:	avocado-idaho-fifteen-vermont
File name:	Payment Confirmation.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	615'936 bytes
First seen:	2020-07-29 11:07:12 UTC
Last seen:	2020-07-29 14:50:23 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:aF4visQLQ0WJxTxiL+SgXjyU10rIXAy79CibFxDLdyG/q:S4kaJ/uU1sIXzJCibFFhpS
Threatray	10'485 similar samples on MalwareBazaar
TLSH	20D4CF19FA90B916C2FE4535E6DD1128CEFCC282D16BF355688493BB1AC63A7DC413B2
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: qgirco.com
Sending IP: 195.184.79.126
From: Mustafa Mohamed <m.mustafa@qgirco.com>
Subject: Payment Confirmation
Attachment: Payment Confirmation.zip (contains "Payment Confirmation.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/34781/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

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/402323

Signature

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

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

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/e509b23e338968bd1f1242df28436bf1c954d91b2410654d55d3812078eda6f8/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-29 08:30:46 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4ue3eprtrful2hysilpsqq3l6hevjwi3eqigktkv2oasa6hnu34a._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

5b21a902c6ecee945467bf474131a618a7638e1757807f268300b21662e3fb12

AgentTesla

70b1ba0ece1eaa61f8946de73d8528caff86b5255ba2fe05e15f5b507db5c8fc

AgentTesla

82b29aea19d46b3da79de8efa015b73dd3589353e16b73579820ab8a1a0ec077

AgentTesla

86e731609c61fdf28983435240b0e28b9548ec53863c2db87036f0f79313c33b

AgentTesla

89819dbac176147b14b878250b43d1954844e6f0d4bace8b4607bad4405ca96b

AgentTesla

8a0779333aa240cc2fd83c8e32febca648d04c2e01db732fbc0e6180495b7ae9

AgentTesla

c8bc2bde7ab29368fc3ac5e32367bf63156514940465721908846bcc353eec27

AgentTesla

cb2b081b348a1b1838d98c802b3789d4d17b1992851dc317fc1df7a1c4a90f21

AgentTesla

cb8a3020513f5f20c9bf0024baa3e328fc8d54794b9b94f7ddc0e2bac208945f

AgentTesla

+ 10'475 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200729-r715c4twqa/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Reads user/profile data of local email clients

AgentTesla

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/e509b23e338968bd1f1242df28436bf1c954d91b2410654d55d3812078eda6f8

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