MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da7e4f326f4123632bae5f5f99c3b940e638fafa12bd71c5603089b9b599fbec. 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:	da7e4f326f4123632bae5f5f99c3b940e638fafa12bd71c5603089b9b599fbec
SHA3-384 hash:	ad5924110c42f9fc41f7df6421036269a8b7c26457b89ee084d1c2ff5d96283ec44a0910d578296303c13234882a0690
SHA1 hash:	1b01710a9ed11fa5ac586246fec12abf6e0f962f
MD5 hash:	ce18fdc0c868f4680dce90cc8cf2f466
humanhash:	quiet-chicken-sierra-hawaii
File name:	PFI.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	785'920 bytes
First seen:	2020-07-28 13:16:10 UTC
Last seen:	2020-07-28 14:07:40 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	20e6d5abed83baa72fa27d4f775f9f3c (7 x AgentTesla, 5 x MassLogger, 1 x QuasarRAT)
ssdeep	12288:SH8TTCvLmK25X5CK7jQMuG6sh8ktgNYoVNXnCEj89ARC0UUOXtzXWkWpi:UcojK7LuBl6gNYoVVCE4mRuPzFUi
Threatray	11'403 similar samples on MalwareBazaar
TLSH	70F48C22BEE14832C1F75A3C5F5B7E749C29BEC12A34595A6FE85C4C4F38243386916E
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: fourseasons.com
Sending IP: 185.222.57.157
From: Baher AlShal <Baher.AlShal@fourseasons.com>
Subject: RE: Requested Payment Breakdown
Attachment: PFI.gz (contains "PFI.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/33661/

Detection(s):

PUA.Win.Adware.Slugin-6803969-0

PUA.Win.Adware.Slugin-6840354-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Unauthorized injection to a recently created process

Using the Windows Management Instrumentation requests

Reading critical registry keys

Creating a window

Stealing user critical data

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/400349

Signature

Antivirus / Scanner detection for submitted sample

Contains functionality to detect sleep reduction / modifications

Detected unpacking (changes PE section rights)

Detected unpacking (creates a PE file in dynamic memory)

Detected unpacking (overwrites its own PE header)

Found malware configuration

Machine Learning detection for sample

Maps a DLL or memory area into another process

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/da7e4f326f4123632bae5f5f99c3b940e638fafa12bd71c5603089b9b599fbec/

Threat name:

Win32.Trojan.DataStealer

Status:

Malicious

First seen:

2020-07-28 13:18:07 UTC

AV detection:

27 of 29 (93.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=3j7e6mtpierwgk5ol5pztq5zidtdr6x2ck6xdrlagce3tnmz7pwa._file

Verdict:

malicious

Label(s):

agenttesla

hawkeyekeylogger

AgentTesla

2952f808a7bf8575d446f86dd44c15b6a935a9ddcb393ce7440cbae0d0bb150b

AgentTesla

43a5c4c699ed770d7cb1905974ce708b67d76e3d4c15734a067dafb62a9b986e

AgentTesla

8105cabf969ea3460541268aef53c13f8c8b12a7e99f0e6e74fe86cf2a86b8f3

AgentTesla

a116408d80687d8690b36b9b47833c28536a57e7689d0d79d2050cf9a41d989e

AgentTesla

ce0257b16f4bfe10b1e98e9f7c332ec4fd4766a093c5462a32394282c6a5120e

AgentTesla

e192674e243cfae4c1e3e45e31084bb4bc3434a05342f6160caf2ce4b7c0ded1

AgentTesla

ec3e3215b535bb6536ecf8df92c6580950a60dcfa406bb3f855de9aab7f6c7a1

AgentTesla

ecacb5a1bdcb529ca18c9a67c4cf614f66d3d6a521d21cca4c6b1ff2c982daa0

AgentTesla

f8707020bc0b78ae0fab3bd9794993c4cae406d9f13fcb6098f3321cb6bba515

AgentTesla

+ 11'393 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

upx spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200728-8sz1qtg41x/

Behaviour

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

UPX packed file

AgentTesla

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/da7e4f326f4123632bae5f5f99c3b940e638fafa12bd71c5603089b9b599fbec

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