MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8280027cf2f493a836aefff88a0fdc476bad22df8ffb103e279b694951762714. 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

Matiex

Vendor detections: 7

Intelligence 7 IOCs YARA 2 File information Comments

SHA256 hash:	8280027cf2f493a836aefff88a0fdc476bad22df8ffb103e279b694951762714
SHA3-384 hash:	5e90e856eeec23d30438beb19135fd1d3a080be39f64d08b356922814aa7c461d954781d8e4848bc14d9fc2fe147c2d6
SHA1 hash:	d1a4fa01f5df469d4f0500743d889b82f004cff8
MD5 hash:	374e8dc3b94876fa4dcb268599802eb9
humanhash:	failed-maine-idaho-mexico
File name:	2797508E2-20F2-4C2C-879A.exe
Download:	download sample
Signature	Matiex Create hunting rule
File size:	684'032 bytes
First seen:	2020-10-16 17:45:19 UTC
Last seen:	2020-10-16 19:22:40 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	7dbd7c8e32759da28014dd464db8fc16 (2 x Formbook, 1 x Matiex)
ssdeep	12288:Tk7SjVTPRm+huuwuzAiwJpcssoaKhsqa2yz8p0qhbWRz4hk:miRrAi0cssoaKhsqa7oSvz4k
Threatray	17 similar samples on MalwareBazaar
TLSH	CDE48D2FEE821835CC5B5935EEAD46A04137AD561A298A0F947E243D0673FC233DB85F
Reporter	abuse_ch
Tags:	exe Matiex

abuse_ch

Malspam distributing unidentified malware:

HELO: hosted-by.rootlayer.net
Sending IP: 185.222.57.209
From: fkhalife@poslogistics.com
Subject: Urgent Purchase Order
Attachment: 2797508E2-20F2-4C2C-879A.zip (contains "2797508E2-20F2-4C2C-879A.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/72221/

Detection(s):

SecuriteInfo.com.Artemis374E8DC3B948.17430.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Launching a process

Using the Windows Management Instrumentation requests

DNS request

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Launching the process to change network settings

Creating a window

Unauthorized injection to a system process

Result

Threat name:

Matiex

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/494055

Signature

Antivirus / Scanner detection for submitted sample

Machine Learning detection for sample

Maps a DLL or memory area into another process

May check the online IP address of the machine

Multi AV Scanner detection for submitted file

Sigma detected: Capture Wi-Fi password

Sigma detected: MSBuild connects to smtp port

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal WLAN passwords

Tries to steal Mail credentials (via file access)

Uses netsh to modify the Windows network and firewall settings

Writes to foreign memory regions

Yara detected Matiex Keylogger

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8280027cf2f493a836aefff88a0fdc476bad22df8ffb103e279b694951762714/

Threat name:

Win32.Trojan.Masson

Status:

Malicious

First seen:

2020-10-16 17:47:06 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=qkaae7hs6sj2qnvo774iud64i5v22iw7r75raprhtnuusulwe4ka._file

Result

Malware family:

matiex

Score:

10/10

Tags:

stealer keylogger family:matiex spyware

Link:

https://tria.ge/reports/201016-mvexp1tcv6/

Behaviour

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Matiex

Matiex Main Payload

Unpacked files

SH256 hash:

8280027cf2f493a836aefff88a0fdc476bad22df8ffb103e279b694951762714

MD5 hash:

374e8dc3b94876fa4dcb268599802eb9

SHA1 hash:

d1a4fa01f5df469d4f0500743d889b82f004cff8

Link:

https://www.unpac.me/results/9e800628-d763-4b54-ad9d-3b7ac87972c6/

SH256 hash:

18f45df87b1d0548e0058986d1b1dfae0d9839323410a982ae1da23e0bf12958

MD5 hash:

1a4ba68a6fe5587ba1d6699af61b00a0

SHA1 hash:

03cee042e3d21193cfade45aaa12b5c10e8b3270

Link:

https://www.unpac.me/results/9e800628-d763-4b54-ad9d-3b7ac87972c6/

SH256 hash:

c1667fa6f6d37044c403c17010f36efc7e08d47ac2fb36a36b3c7e700eb97d81

MD5 hash:

eebb807f8a5a2d47c89648e4fb907f89

SHA1 hash:

35e8cbe02f0ce21492333604056e15bdbc923227

Link:

https://www.unpac.me/results/9e800628-d763-4b54-ad9d-3b7ac87972c6/

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/8280027cf2f493a836aefff88a0fdc476bad22df8ffb103e279b694951762714

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.