MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36de45886141a52528387c263e8cf8e4748a18b5198a9cefc1c1fb389e6eb663. 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: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	36de45886141a52528387c263e8cf8e4748a18b5198a9cefc1c1fb389e6eb663
SHA3-384 hash:	8143974d0e7260a83afaff509f0d96567ed20931b1b6542e973dc65e85505aced8664e3a9558f94d3b56b9b98d37ac95
SHA1 hash:	044061f1a65a7d62c66de55000c7e61594883fd5
MD5 hash:	bb305bd5d3a46a56e487504959c8e240
humanhash:	maryland-two-princess-undress
File name:	Order List and Images.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	641'024 bytes
First seen:	2020-08-03 06:55:58 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:vHAgbCa8sGQT/oj4mqZv0wcwOTtvxhcvQrQ5Q3gAyGCxEhXqgd0:vHX8kTs4mqZv3LatzCy8Q3xY
Threatray	12'463 similar samples on MalwareBazaar
TLSH	08D4283D3A43A505D93D093688A55AC077B1B68B2F51CB0F39C65B9CAE037CB7B4724A
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: vv0.12.niihjuon.ml
Sending IP: 159.203.43.172
From: Ziel Mohammadi<heidi@surfacetechnology.com>
Reply-To: riswanabdeen.gstic@gmail.com
Subject: Re: Quote Request
Attachment: Order List and Images.rar (contains "Order List and Images.exe")

AgentTesla SMTP exfil server:
smtp.negxen.eu:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/37393/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Creating a file in the %temp% directory

Creating a process from a recently created file

Creating a file

Using the Windows Management Instrumentation requests

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

84 / 100

Link:

https://www.joesandbox.com/analysis/407301

Signature

.NET source code contains very large array initializations

Allocates memory in foreign processes

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

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 steal Mail credentials (via file access)

Writes to foreign memory regions

Yara detected AgentTesla

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/36de45886141a52528387c263e8cf8e4748a18b5198a9cefc1c1fb389e6eb663/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-03 06:57:08 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=g3pelcdbigsskkbypqtd5dhy4r2iugfvdgfjz36byh5trhtowzrq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

0b6facde8cb3a8168a5c8df1ce8ba9e203514ded957d2d9df085ed63a133e3b0

AgentTesla

379932a035b022f75183de013c25c88433271bc39d656a42c0e87090dbfdbf72

AgentTesla

409e0c552b193d1bc80d97035d6c8aac94825f0c95b29ee596303b0d314eddba

AgentTesla

551d7e7353f2a10adb0e057e0fda9bf048ca9e9aa2e7498566e0b9b58879c2f8

AgentTesla

91aec1cffe5f0160137ab5d98b28a1c381465abbb7ad8c2c1c8dd6df05345e34

AgentTesla

a1e3f34c862762fa11d8cc18239cf15d4fd9404e81f064baa6c3a9415fd6a7e0

AgentTesla

cc71aaff5556a4053df2846a191ff63e54b3b10df75b98a3d8d5edc4c02c7d1b

AgentTesla

dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f

AgentTesla

df6e5a970596d544e6f644924cafadda5a596e2337621ea98829bd36801fa02c

AgentTesla

+ 12'453 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer family:agenttesla

Link:

https://tria.ge/reports/200803-6nzmxdnaan/

Behaviour

AgentTesla Payload

Agenttesla family

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

Threat name:

AgentTesla

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/36de45886141a52528387c263e8cf8e4748a18b5198a9cefc1c1fb389e6eb663

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