MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13a11c15f11bd23320795dbd120257a01a7117ca403955e8715593f225338e6c. 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:	13a11c15f11bd23320795dbd120257a01a7117ca403955e8715593f225338e6c
SHA3-384 hash:	60557ae90f2c0d602d42ce2f62e1727a1f42b1c42f96d767ca1f4c35cb7c851c08157837c82da71171fc7097965f682a
SHA1 hash:	c1f6f8b65c69fd945aa5994f27dc16b13915b2a0
MD5 hash:	b4063aea83af102d13d2a182604e0ffd
humanhash:	pizza-hot-king-pluto
File name:	b4063aea83af102d13d2a182604e0ffd.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	509'768 bytes
First seen:	2020-09-10 05:42:04 UTC
Last seen:	2020-09-10 06:43:23 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'795 x AgentTesla, 19'692 x Formbook, 12'274 x SnakeKeylogger)
ssdeep	12288:H89zj6WXc8LE8NaK5HvPuOw1dTClA0sJ7kLBd/E:H89zj6VwHLw1UrsJ7YB
TLSH	82B412B26903B566C8DA93382487921212A7DCFA231E3B852693F52DF5333912DD47FD
Reporter	abuse_ch
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

120

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/58285/

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.34500843.23795.4642.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Launching a process

Creating a file

Using the Windows Management Instrumentation requests

Creating a file in the %AppData% subdirectories

Reading critical registry keys

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Stealing user critical data

Unauthorized injection to a system process

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/462851

Signature

Binary contains a suspicious time stamp

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Machine Learning detection for sample

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/13a11c15f11bd23320795dbd120257a01a7117ca403955e8715593f225338e6c/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-09-10 01:38:56 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=coqryfprdpjdgidzlw6reasxuanhcf6kia4vl2drkwj7ejjtrzwa._file

Verdict:

unknown

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla persistence

Link:

https://tria.ge/reports/200910-qn5qtzmnzn/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Uses the VBS compiler for execution

AgentTesla Payload

AgentTesla

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/13a11c15f11bd23320795dbd120257a01a7117ca403955e8715593f225338e6c

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