MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3635089459144adafcae9fe463065b9c67dab179b0822f685fd630a7d5821b51. 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: 7

Intelligence 7 IOCs YARA 3 File information Comments

SHA256 hash:	3635089459144adafcae9fe463065b9c67dab179b0822f685fd630a7d5821b51
SHA3-384 hash:	aab99178479640133ba75cecd7acd34da50dc00121486d98712e508d1101544711eb78cdb0be5b00eb8acde3145bc81d
SHA1 hash:	ddf7fd5840ecb44b37da1bda00c772abfa1c7c52
MD5 hash:	1c9989ecca8c2147cf55c48739fc3e3f
humanhash:	fanta-minnesota-ack-alaska
File name:	DKL009202007.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	484'864 bytes
First seen:	2020-08-05 06:31:53 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:Gf7MdGdBY8/Y22ZXGNM//vqZWsSg1n4iS:yMdCn2RA7dN
Threatray	10'823 similar samples on MalwareBazaar
TLSH	A4A4012D24A48596F8AE093F5C364547DEA7DC1F7911CA97ABF53488A13D22CBC10FA3
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

From: "Rph: Syed Mohammad Imran" <info@assag.de>
Subject: QUOTATION
Attachment: DKL009202007.gz (contains "DKL009202007.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/38950/

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:

80 / 100

Link:

https://www.joesandbox.com/analysis/410150

Signature

Contains functionality to register a low level keyboard hook

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 steal Mail credentials (via file access)

Yara detected AgentTesla

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/3635089459144adafcae9fe463065b9c67dab179b0822f685fd630a7d5821b51/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-05 06:33:08 UTC

AV detection:

22 of 28 (78.57%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=gy2qrfczcrfnv7fot7sggbs3trt5vmlzwcbc62c72yykpvmcdniq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

6f873c8396d0097485898068e51d5b9bc771a109fbe95a4c261dea424374d114

AgentTesla

8530f6bfb49c1d09d86b0e8753688e8fe76da2f8fc92410b366763fe1fb285fe

AgentTesla

8542808c9f88b0d07fe3bfee066021ef320c862b371637634c43e37602b150ac

AgentTesla

8bc57dbd7aa1c3ac5b3e4f743eb616b93aec9bae6975ccdaa9ad596ada32275b

AgentTesla

9f86e4c1e6b8dd93f705c769d056d73f0f7b28f92b3925ba9a9aee9d3505c5e2

AgentTesla

a705182124fc8edc6f253f7dac1eabcfbc72d1fcebe9f00830076d85b8a81a66

AgentTesla

a72a48f073453a56e214a24edf8a203221b77bd1989b19896202a0b9f8f8b56c

AgentTesla

ca95425436aac743f7817abd5e129f37965b1190f8e36ed24787ab30ce31b4f4

AgentTesla

f511a2d93bb17f7818597fd8a11b7916bc852712b7d5974dda8cad4bd7535c5b

AgentTesla

+ 10'813 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200805-gkd6m4aqrs/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetThreadContext

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:

Suspicious File

Score:

0.45

Link:

https://yomi.yoroi.company/submissions/3635089459144adafcae9fe463065b9c67dab179b0822f685fd630a7d5821b51

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