MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9351ce503256f14f917a5cb7adfcdcf07a9364973fc324dc9517d407c6bdd0a. 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:	d9351ce503256f14f917a5cb7adfcdcf07a9364973fc324dc9517d407c6bdd0a
SHA3-384 hash:	7d5ee8cf7170d8d66da20d991f37532d8af405de14d598a1a8986dbfc39de815e9127cc9b331dd62c27b38b6acfd435c
SHA1 hash:	5f127ece1dcc7fa1d94dd3328bb8e368bd470628
MD5 hash:	4f267c8f0648a52ff6b06816e724949a
humanhash:	fix-coffee-carolina-ink
File name:	shipment documents.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	379'392 bytes
First seen:	2020-07-16 08:00:49 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:R1e92lZCce8OplkAkJyfgdycJSunwKmelrclHLYSRCNn1BwSnG:bOEe5p7kfdycK1lH8SRCNn1n
Threatray	10'631 similar samples on MalwareBazaar
TLSH	5F840251B7F9170BEA7FC7FA152869401BF22B874021F3589CD170EB16A9F018EA2E53
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: aten.ch-dns.net
Sending IP: 80.74.147.132
From: Prema Kumar <prema.kumar@premed.swiss>
Subject: Draft B/L+ INV+ PL+ COO - for incoming shipment
Attachment: shipment documents.gz (contains "shipment documents.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/26493/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Using the Windows Management Instrumentation requests

Enabling autorun with Startup directory

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/389433

Signature

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

Injects a PE file into a foreign processes

Multi AV Scanner detection for dropped file

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)

Sigma detected: Scheduled temp file as task from temp location

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)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AgentTesla

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/d9351ce503256f14f917a5cb7adfcdcf07a9364973fc324dc9517d407c6bdd0a/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-16 08:02:09 UTC

AV detection:

22 of 28 (78.57%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=3e2rzzidevxrj6ixuxfxvx6nz4d2snsjop6detojkf6ua7dl3ufa._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

2b86e3e8f7388bb64462a66353ad8f588db2d1c989e743977d16a12878c9907f

AgentTesla

3a96d3b5045707ea019df57780224004839b38323bd9b51204034b2f5d26e76a

AgentTesla

6bdce9236cb2c45000de6d3b5c8253d4f247c68d802f990e2f244d03d93d9df3

AgentTesla

739a47a35b973adcd916d90d15a99c82f6614c2059334078fb6d548a3c7bb690

AgentTesla

8982509c213f138ffee3d2e0a307d8cf454d5b23f0b23b6e26c05c68972e22a8

AgentTesla

994f1d75a5c40c22146ec369dfc81bdef9beff7b8a1ce68adebdc194a2acf36f

AgentTesla

bbff8963c1d1069fcc4f65429d480df9963765f29865e9b35a6cb100f8005754

AgentTesla

d16be9bd809afa992d073da2f25af20fc450b33d9e645de51ea086b5c8f07978

AgentTesla

e64218ad9806b9dc3ac2b6bb6b3d47f78de3e6517bb27c0ab62b666bfbd2fe86

AgentTesla

+ 10'621 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200716-1zryjfdwsj/

Behaviour

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

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.

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