MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e30bf100d1da44721a89d48936ad9c0ece7e658ee4d83a84a81209b675dd0f25. 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 3 File information Comments

SHA256 hash:	e30bf100d1da44721a89d48936ad9c0ece7e658ee4d83a84a81209b675dd0f25
SHA3-384 hash:	fc441ee623bf51ad35b9e9378e5b89106215fbbcedaf758a5307cd22e5b9f0a372332f18d28f4273cefe7376bc2b5047
SHA1 hash:	9ac30c0f4fcb3c9911d62b63322d51eb2d4a998f
MD5 hash:	4235d5a08fc148796c53f0928a153cd9
humanhash:	ceiling-sink-tango-may
File name:	PaymentConfirmation.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	474'624 bytes
First seen:	2020-07-28 14:11:12 UTC
Last seen:	2020-07-28 15:01:47 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:8kzwuh8BSfN7Bv16pDBQdttkE6Z2D68zQ+cErrw+OsF5:8YwutfN7BvQS+TZ2FQ+DrO
Threatray	10'914 similar samples on MalwareBazaar
TLSH	44A49E7175810098CD3A2779C5BDAEC6BAA77B853E498A1E60F7230C9E1295F773201F
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: mailmx.globalvizyon.com
Sending IP: 217.116.200.20
From: Rishie Ram <info@studyinturkey.com>
Reply-To: Rishie Ram <aahvanrooyen@gmail.com>
Subject: Re: Payment confirmation
Attachment: PaymentConfirmation.zip (contains "PaymentConfirmation.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/33765/

Detection(s):

SecuriteInfo.com.Generic.mg.4235d5a08fc14879.8803.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a custom TCP request

Creating a file in the %temp% directory

Creating a process from a recently created file

Creating a file

Using the Windows Management Instrumentation requests

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/400529

Signature

.NET source code contains very large array initializations

Executable has a suspicious name (potential lure to open the executable)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Installs a global keyboard hook

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/e30bf100d1da44721a89d48936ad9c0ece7e658ee4d83a84a81209b675dd0f25/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-28 14:13:06 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4mf7cagr3jcheguj2setnlm4b3hh4zmo4tmdvbficie3m5o5b4sq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

2088534f73106229d20329297ac7079561b2c6d2ab60631af0b29e416389839a

AgentTesla

259c7049b0e87034440a7f9d1114664b2be745be0e64888c2e7626e20121ded0

AgentTesla

496b64b591fd2d02597c9f5a4e8570f6a169ae268de8ce463ee00c890a4ad112

AgentTesla

72d61ba8aa584dac7ed458f0ec2d41b31b9413fbec60f19377fd2873ee859b4f

AgentTesla

900c5f661c7282eb7ca45dfcd7f4eae2cbabd67b887f446eb034df0c98180c58

AgentTesla

92b3287ca777166f9231da535aa5248d3508ffdae60a53e378316ac079b9b60c

AgentTesla

a06e3a4cd3fc68bafcbfa64443b473dcb0130ea124230f0742e3882271abdc91

AgentTesla

ab805d4c1f86746cea0dea2ea274356015590fff0a7ee78cd0c1d26b98d1762d

AgentTesla

b0cda517ace59b7d9be1d0dc49c2d85ff42fb780d86ee2623a206663486ed7c6

AgentTesla

+ 10'904 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200728-jr1zb635w2/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Loads dropped DLL

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Executes dropped EXE

AgentTesla

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

Threat name:

Malicious File

Score:

0.95

Link:

https://yomi.yoroi.company/submissions/e30bf100d1da44721a89d48936ad9c0ece7e658ee4d83a84a81209b675dd0f25

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