MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab805d4c1f86746cea0dea2ea274356015590fff0a7ee78cd0c1d26b98d1762d. 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: 8

Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash:	ab805d4c1f86746cea0dea2ea274356015590fff0a7ee78cd0c1d26b98d1762d
SHA3-384 hash:	2582364676568341774be8bc3affc3ae68e0209eda3fa90be2cf299e5dc552d78353fcdb2545249a2a3ea8b03f7bbcc7
SHA1 hash:	a03245680986ac923924ab50dcf8402bea137999
MD5 hash:	8abe6e3ca0e94f612c878b56b2169a4a
humanhash:	robin-nuts-oklahoma-robert
File name:	PaymentConfirmation.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	663'040 bytes
First seen:	2020-07-08 07:23:05 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	6144:AFoQavWP9ZRKu/PWWJnfWrwCDGpXoI6bZ9F2ajpjRh+5:AFNhVnh/PWgfWRG9ofFLj
Threatray	10'694 similar samples on MalwareBazaar
TLSH	45E44F0DFBC00CF2DD6D14B9880905686A10589723F0E2E77BAFC6ED932D997695FB84
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: wartburg.co.za
Sending IP: 103.216.126.7
From: Paul Kyriacou <accounts@wartburg.co.za>
Reply-To: Paul Kyriacou <aahvanrooyen@gmail.com>
Subject: Fwd: Payment confirmation
Attachment: PaymentConfirmation.iso (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/22944/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %temp% directory

Creating a process from a recently created file

Using the Windows Management Instrumentation requests

Reading critical registry keys

Launching a service

Creating a file

Setting a keyboard event handler

Unauthorized injection to a recently created process by context flags manipulation

Stealing user critical data

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/ab805d4c1f86746cea0dea2ea274356015590fff0a7ee78cd0c1d26b98d1762d/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-08 07:25:05 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=voaf2ta7qz2gz2qn5ixke5bvmakvsd77bj7opdgqyhjgxggroywq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

2088534f73106229d20329297ac7079561b2c6d2ab60631af0b29e416389839a

AgentTesla

259c7049b0e87034440a7f9d1114664b2be745be0e64888c2e7626e20121ded0

AgentTesla

496b64b591fd2d02597c9f5a4e8570f6a169ae268de8ce463ee00c890a4ad112

AgentTesla

900c5f661c7282eb7ca45dfcd7f4eae2cbabd67b887f446eb034df0c98180c58

AgentTesla

92b3287ca777166f9231da535aa5248d3508ffdae60a53e378316ac079b9b60c

AgentTesla

9a461345aa76acd802aebd2426775b952f411c0c1def2ae141f23fe4a16b5e7c

AgentTesla

a06e3a4cd3fc68bafcbfa64443b473dcb0130ea124230f0742e3882271abdc91

AgentTesla

b0cda517ace59b7d9be1d0dc49c2d85ff42fb780d86ee2623a206663486ed7c6

AgentTesla

e30bf100d1da44721a89d48936ad9c0ece7e658ee4d83a84a81209b675dd0f25

AgentTesla

+ 10'684 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger trojan stealer spyware family:agenttesla

Link:

https://tria.ge/reports/200708-pzs8m7lj7x/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Loads dropped DLL

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Executes dropped EXE

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