MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5f9766b693142ae58adab4bd6f0e1491994de6e9c5d605e655e0e2ef507a46f. 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:	f5f9766b693142ae58adab4bd6f0e1491994de6e9c5d605e655e0e2ef507a46f
SHA3-384 hash:	b64b8bbd731a228e4ebb49ac18671d2b2e0a87198628b8790718f1be3ddf5bb1e1b6e021166d9c2827bd59c958ad7f93
SHA1 hash:	c00c044ea11d02891d452fef5b989d5620260619
MD5 hash:	9e4dd47db3d85e6ba1cf108f1808624c
humanhash:	orange-nine-seven-carpet
File name:	Urgent Order.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	767'488 bytes
First seen:	2020-08-06 05:23:41 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep	12288:GfC3ILM43JsAtxBrJsMIsUoa/v5CaHk2m:1YLvG0FIGaH5vHs
Threatray	10'763 similar samples on MalwareBazaar
TLSH	BCF47B2561311AD7D7EC81B44F0CB24449E386B51A9FFBC5ECB32885F6926B0672CC6B
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: outmx-267.london.gridhost.co.uk
Sending IP: 31.170.120.152
From: Andy <sale01@farletza.com>
Reply-To: Andy <Ventas@imagencolor.cl>
Subject: Re: August Order
Attachment: Urgent Order.r00 (contains "Urgent Order.exe")

AgentTesla SMTP exfil server:
mail.ppmm.or.id:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/40028/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.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/412077

Signature

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Installs a global keyboard hook

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/f5f9766b693142ae58adab4bd6f0e1491994de6e9c5d605e655e0e2ef507a46f/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-06 05:25:13 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=6x4xm23jgfbk4wfnvnf5n4hbjemzjxtotrowaxtflyhc55ihurxq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

23486053a77b3b37f7323a6bd6941ec13d341fc553bcb0675b475cef4392c894

AgentTesla

327bc1ad9fc793811e5da6cb3553b7dca05c8a48d8060fc94015339ee805851d

AgentTesla

6feb356faa54c3da8b70b32c044fb85582a5c1752263d3ddb8082c5bc4d417d7

AgentTesla

749b5bf46ac62e2f4c947f36095ef8e1277d36771f41a289a6a6c852972489d8

AgentTesla

b1135688496020eb3e075121b22fb9c726c6021068ce415be82d8e48540dc563

AgentTesla

d3da8a5db05b801ccfadb4d396327f9bc10b616ac2cc89f197552a23f7044dee

AgentTesla

d99680b269d345d0e78e80b5310077f35e781ab5e74a1f926cb0be47d185a9c4

AgentTesla

df55898a2e3ad76e9ca691d178e15d2c499f391be7ed604a10ea7084e02d9446

AgentTesla

e9d361854883ec0f97b1e70a46a4f40393848b33dfaf63ef182c665a68b043dd

AgentTesla

+ 10'753 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200806-rte8gl4ebx/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

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:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/f5f9766b693142ae58adab4bd6f0e1491994de6e9c5d605e655e0e2ef507a46f

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