MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b381e9a95512aafbccd771ec182a26bd7d898efd645872f28eeee72ef6b603b8. 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:	b381e9a95512aafbccd771ec182a26bd7d898efd645872f28eeee72ef6b603b8
SHA3-384 hash:	842679bda61d85825ff78eb4cbe8f76c8bfd203ecf78dd09b882237e36ce1b887591fb83b9e616ebf78c62959e8cf000
SHA1 hash:	aa3c6ceb752bec5e2759d9a69c880b7b2e74f256
MD5 hash:	ce165e0b4592b58ebab8da1fd67633b7
humanhash:	indigo-dakota-eight-gee
File name:	SHIPMENT DOC.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	772'608 bytes
First seen:	2020-08-10 09:52:26 UTC
Last seen:	2020-08-10 11:07:39 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:5goCI4Hib8Rs8pi55o4OnYA3DpRBCgrpiAz/80yckjQc:7/4HigRxM0nYYZQAzDkjB
Threatray	10'687 similar samples on MalwareBazaar
TLSH	90F4F6C62F8A7E81D3E50731EF3EF6B0C314BE2D17978A789A81B15E307A2537585690
Reporter	abuse_ch
Tags:	AgentTesla exe TNT

abuse_ch

Malspam distributing AgentTesla:

HELO: tnt.com
Sending IP: 95.211.253.201
From: TNT WorldWide <ritu.arora@tnt.com>
Subject: URGENT:TNT WORLD WILD SHIPMENT DETAINED
Attachment: SHIPMENT DOC.gz (contains "SHIPMENT DOC.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/42648/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.406.17854.17234.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

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:

92 / 100

Link:

https://www.joesandbox.com/analysis/416708

Signature

Found malware configuration

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 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/b381e9a95512aafbccd771ec182a26bd7d898efd645872f28eeee72ef6b603b8/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-10 09:54:09 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=woa6tkkvckvpxtgxohwbqkrgxv6ytdx5mrmhf4uo53ts55vwao4a._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

347edc0f7def3d3ff474f0e96d8e9c3feb7d20039bdec2999428d913e3318172

AgentTesla

59a9b70154c64927563003e02911ae0bdafbd63eb8ccdeaf3a9408619c17b808

AgentTesla

6a8c926b0abdd80065d08a14964e2666778730abc1e1c8bc2e570519758bea22

AgentTesla

6da0b5d0f2264121fc9dd33312a865f1ac584f66f1191be257138e6cdfc05336

AgentTesla

9001567e2025f83c936b8746fd3b01e44572f70d8ddec39b75b9459f7e5089c8

AgentTesla

a2e0a67287a2ee1bc03f7428f390431ef59f2063e03f2cb75a5ddeb7e5211044

AgentTesla

a7118b5327e01dc08fae4ab228e1ae2920dde4df42232fa8062eaf90066b3f7d

AgentTesla

e06678f901a62946c8efbb77629b9af98d52bba1c8c39e509c4ac31081ea3486

AgentTesla

fdbf6a04cf22bfdc28694cc9b1b0e425abfbe97433cfc3cf5ee4a655a56e2b92

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/200810-mddjw9d93j/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

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/b381e9a95512aafbccd771ec182a26bd7d898efd645872f28eeee72ef6b603b8

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