MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4402d0e401a0ab08ffaf843ceb18aae1ede56771a2e51bd7e21fedd26e005a46. 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: 6

Maldoc score: 11

Intelligence 6 IOCs YARA 5 File information Comments

SHA256 hash:	4402d0e401a0ab08ffaf843ceb18aae1ede56771a2e51bd7e21fedd26e005a46
SHA3-384 hash:	c87c08972b3dab99c0556f192d4539c8f678f8f7c65fd8de161128003d920568d96a0a1857f6d4f6a2afd9fc0cae623d
SHA1 hash:	ad3b51ceca1630ee40a4149162984f8064192c53
MD5 hash:	2f0e056cd763c844b6d76561a1dc0c82
humanhash:	kentucky-friend-muppet-pizza
File name:	INQUIRY ON PRICE LIST.xlsm
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	314'257 bytes
First seen:	2020-11-18 12:20:51 UTC
Last seen:	Never
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	6144:CtmgCAos7xuuyFaNpl0qJ8JNBVUWuFbz0wgUV5POOEff11gSHxAAjh:1gmsFEap98JNHibZV5iH7g4P1
TLSH	3E6423A31A178D0EDD1BEC7490391DD8438B65D3D32C4A31C4A2637D5EE36D2272BAD9
Reporter	abuse_ch
Tags:	AgentTesla xlsm

abuse_ch

Malspam distributing AgentTesla:

HELO: gmail.com
Sending IP: 185.222.58.104
From: Sam Petrosyan <ozargul1@gmail.com>
Subject: INQUIRY ON PRICE LIST
Attachment: INQUIRY ON PRICE LIST.xlsm

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

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Maldoc score: 11

OLE dump

MalwareBazaar was able to identify 7 sections in this file using oledump:

Section ID	Section size	Section name
A1	520 bytes	PROJECT
A2	137 bytes	PROJECTwm
A3	1374 bytes	VBA/ThisWorkbook
A4	7 bytes	VBA/_VBA_PROJECT
A5	284 bytes	VBA/dir
A6	197 bytes	VBA/irbtvugcitzyjophzfeeoodjrkuyyyc

OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

Type	Keyword	Description
AutoExec	Workbook_Open	Runs when the Excel Workbook is opened
IOC	IT4l74TKgSA7p92.exe	Executable file name
IOC	tosbkahdkrxvyopemrtz	Executable file name
Suspicious	Shell	May run an executable file or a system command
Suspicious	vbNormalNoFocus	May run an executable file or a system command
Suspicious	Lib	May run code from a DLL
Suspicious	URLDownloadToFileA	May download files from the Internet
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

107

Origin country :

n/a

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Deleting a recently created file

Using the Windows Management Instrumentation requests

Moving a file to the %temp% directory

Creating a window

DNS request

Creating a file

Creating a process with a hidden window

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a file downloaded from the Internet

Sending an HTTP GET request to an infection source by exploiting the app vulnerability

Creating a process from a recently created file

Enabling autorun by creating a file

Result

Gathering data

Result

Threat name:

Unknown

Detection:

malicious

Classification:

spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/541004

Signature

Document exploit detected (creates forbidden files)

Document exploit detected (drops PE files)

Document exploit detected (process start blacklist hit)

Document exploit detected (UrlDownloadToFile)

Drops PE files to the user root directory

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Office process drops PE 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: Executables Started in Suspicious Folder

Sigma detected: Execution in Non-Executable Folder

Sigma detected: MS Office Product Spawning Exe in User Dir

Sigma detected: Scheduled temp file as task from temp location

Sigma detected: Suspicious Program Location Process Starts

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to steal Mail credentials (via file access)

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

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4402d0e401a0ab08ffaf843ceb18aae1ede56771a2e51bd7e21fedd26e005a46/

Threat name:

Script-Macro.Trojan.LokiBot

Status:

Malicious

First seen:

2020-11-18 12:21:05 UTC

AV detection:

15 of 29 (51.72%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=iqbnbzabucvqr75pqq6owgfk4hw6kz3rulsrxv7cd7w5e3qaljda._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/201118-3r9q8jtkm2/

Behaviour

Creates scheduled task(s)

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Office loads VBA resources, possible macro or embedded object present

Modifies service

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

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:	Email_stealer_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Email in files like avemaria

Rule name:	IPPort_combo_mem Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	Select_from_enumeration Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	SharedStrings Create hunting rule
Author:	Katie Kleemola
Description:	Internal names found in LURK0/CCTV0 samples

Rule name:	UAC_bypass_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	UAC bypass in files like avemaria

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

xlsm 4402d0e401a0ab08ffaf843ceb18aae1ede56771a2e51bd7e21fedd26e005a46

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/829509/

Delivery method

Distributed via e-mail attachment

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