MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9eebea2768c989e69c8c836af9b847f52a9b1ad2c38b956d8c3a8341713e9f84. 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:	9eebea2768c989e69c8c836af9b847f52a9b1ad2c38b956d8c3a8341713e9f84
SHA3-384 hash:	8bb5f7a2be3594b69b9f1071d675ea6998a678e64eef0d6eb65712c64e99c68795dc471becd8eea046781dba960db7bf
SHA1 hash:	3777c42387502359cd611f7bb2eeb662b70198f6
MD5 hash:	3344e8f300308007bd2db1a561421332
humanhash:	lamp-artist-sixteen-cardinal
File name:	NEW PO FROM TRICOR SYSTEM INC QTTY (PO#9A68D70).pdf.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	445'952 bytes
First seen:	2020-08-05 07:53:47 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:oE6Z4riw0MUellPv3I3Se0XE2A/JZIexwIm1+fJiT3V9fQLTWN3zK0BCcWYr:a4riwJUerv3I3SexfPRmYBiLP5tf
Threatray	10'687 similar samples on MalwareBazaar
TLSH	AD94F02C37A4654EF1B90E3FAD341493AE22F44FCE22D64B1AB51278053E6DCAD65F60
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: tricor-systems.com
Sending IP: 209.58.149.97
From: Wang Chusui <sales@tricor-systems.com>
Subject: NEW PO FROM TRICOR SYSTEM INC QTTY (PO#9A68D70)
Attachment: NEW PO FROM TRICOR SYSTEM INC QTTY PO9A68D70.pdf.gz (contains "NEW PO FROM TRICOR SYSTEM INC QTTY (PO#9A68D70).pdf.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/39128/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Launching a process

Creating a file

Using the Windows Management Instrumentation requests

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/410439

Signature

Allocates memory in foreign processes

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Found malware configuration

Initial sample is a PE file and has a suspicious name

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)

Uses an obfuscated file name to hide its real file extension (double extension)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/9eebea2768c989e69c8c836af9b847f52a9b1ad2c38b956d8c3a8341713e9f84/

Threat name:

ByteCode-MSIL.Trojan.FormBook

Status:

Malicious

First seen:

2020-08-05 01:14:28 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=t3v6uj3izge6nhemqnvptoch6uvjwgwsyofzk3mmhkbuc4j6t6ca._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

224a4b2c78a5e98d9eff957840d9b44d5bcb8e0a934280832b9ff782dd9a553f

AgentTesla

3015000bbb620cea84b4553323e96cd6f58fb3600ac57695dec5ba84a4022778

AgentTesla

4237e2a449cd82e58728a1fbaa1fe942a2f8f757475fbc0262324294b4636ea2

AgentTesla

53445247552485c277400bafba84458670f0c1001c91b4f0bcc15935c12d662b

AgentTesla

9094c14f4aefb639b44ba97324bcef8c07ce9d789b3f34a3285157e90e1792a1

AgentTesla

9ac6f36e933607b09a00eb16eb67acee68fdb8ee460f556101d742dee7b7c6cc

AgentTesla

d292c703d6c7844272153236ee5fa43434264b80ee3883991a9f860f924f24e2

AgentTesla

de77f2b2fe58ab75b2a6876cc9883d59330766559847223284d764b74d88df12

AgentTesla

e1600d5f0faed67689243cf28c68e6d34edeaa62693da3ca7028d252ef3207bb

AgentTesla

+ 10'677 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200805-xmk5yjahje/

Behaviour

Suspicious use of WriteProcessMemory

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 Payload

AgentTesla

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

Threat name:

Suspicious File

Score:

0.45

Link:

https://yomi.yoroi.company/submissions/9eebea2768c989e69c8c836af9b847f52a9b1ad2c38b956d8c3a8341713e9f84

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