MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5abfb2c26d98dbe4aba173a7d3eb43d112ccb2bacaa2c874669128a13a98fe25. 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:	5abfb2c26d98dbe4aba173a7d3eb43d112ccb2bacaa2c874669128a13a98fe25
SHA3-384 hash:	61f9dffb7474a53a98b7846c8a1b9a18bebc860b389647310e8654c7bbe63daa6e4462ed444eef0d0e0b8367b7548021
SHA1 hash:	6a794dc088ad6c2000db97edd1759d796e839384
MD5 hash:	ec9e0ca8b8d29a6f02fb73b26a1bbe6f
humanhash:	hotel-lactose-alanine-april
File name:	original invioce.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	537'088 bytes
First seen:	2020-08-11 12:04:41 UTC
Last seen:	2020-08-11 13:19:00 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:cj7qeZbHReAxLfbuGAxvwZOh8Hlx5ySFVtO5CJpE2s:OPHReAxjCmZOh8FOSFV572
Threatray	10'711 similar samples on MalwareBazaar
TLSH	57B4019476882F50C13E9B7AC370251907F29A279739EF59BFC707D80E62BB257A1903
Reporter	abuse_ch
Tags:	AgentTesla DHL exe

abuse_ch

Malspam distributing AgentTesla:

HELO: cloudhost-357400.us-midwest-1.nxcli.net
Sending IP: 104.207.254.169
From: DHL EXPRESS <support@dhl.com>
Subject: DHL Consignment Notification: Account Invoice 4082020011145
Attachment: original invioce.zip (contains "original invioce.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/43327/

Detection(s):

SecuriteInfo.com.Fareit-FYEEC9E0CA8B8D2.15601.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Unauthorized injection to a recently created process

Creating a file

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/418726

Signature

.NET source code contains potential unpacker

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

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 detect sandboxes and other dynamic analysis tools (process name or module or function)

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

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/5abfb2c26d98dbe4aba173a7d3eb43d112ccb2bacaa2c874669128a13a98fe25/

Threat name:

ByteCode-MSIL.Spyware.Negasteal

Status:

Malicious

First seen:

2020-08-11 12:06:09 UTC

AV detection:

23 of 28 (82.14%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=lk73fqtntdn6jk5boot5h22d2ejmzmv2zkrmq5dgseukcouy7ysq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

24d5ae18d6995c5afcb2ba03c90cbebde633c69c5f3a5f1fa157c1d4fcd84928

AgentTesla

39734faf0a577140648e7a9c46220d612bd334a14c547e33a08af07e102fce30

AgentTesla

439ed702b9700b4bd7ec8877db8d90820176cd183cb888c8be9b14267d3581cc

AgentTesla

83a4040f51f86dd5a5da772636d1a2271962a87b42994fdaa53438c24b142376

AgentTesla

83b70b20d0cdb13e9c420723ba5f025827d21e0c051c6e64b5553a5c372c3374

AgentTesla

c8c1e04edd5c422d065e27a3a73931d373de200419cd9ba649fdfadee686e5f2

AgentTesla

cbe0ac62133d33b65e7f70a9b044e2e901fec3c0af0b76ac17ed1450bdb6beee

AgentTesla

ccc7d187ff725af5867b1358f3324be6155de93ce81079564d1fa22bac501702

AgentTesla

de4e7923d6209906899738f2091bd48d49e2bce9fbc5aebe7658444e8d040285

AgentTesla

+ 10'701 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200811-y7z2va7nb6/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla Payload

AgentTesla

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

Threat name:

Farheyt

Score:

0.80

Link:

https://yomi.yoroi.company/submissions/5abfb2c26d98dbe4aba173a7d3eb43d112ccb2bacaa2c874669128a13a98fe25

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