MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51b38eda3fdba167788761800c8fe3d37882f4a0cebf94d2847809c00cd8459e. 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: 6

Intelligence 6 IOCs YARA 2 File information Comments

SHA256 hash:	51b38eda3fdba167788761800c8fe3d37882f4a0cebf94d2847809c00cd8459e
SHA3-384 hash:	69b0f7d38eb544475e19a0c81d2ba6d4fd3ececcd3a70fd6cdc0bd53b85912cb2366366c99b5c39b4cc79e5d01c50f4d
SHA1 hash:	64395b42fd6dfe0963715d4ac74735f2a652fa98
MD5 hash:	cc40d2d6a71943c5712838d6a70a0180
humanhash:	mountain-pasta-network-edward
File name:	46.exe
Download:	download sample
Signature	Matiex Create hunting rule
File size:	629'248 bytes
First seen:	2020-10-18 10:52:32 UTC
Last seen:	2020-10-18 12:14:10 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	56fb4fa8d282760970f3890bcd3c55d7 (3 x Formbook, 1 x Matiex, 1 x AgentTesla)
ssdeep	6144:Vkn6w5b20D/kinowCexOikA9CJVfjgRvNuzPf5wY2Neybu9wjbhRZx5pJtpBxN9M:V86ib2ePne6uzH5wb8yWv1
Threatray	15 similar samples on MalwareBazaar
TLSH	8FD48C11F952A937D4DE3875C5B440203B2FE06C12A9D063385A351FFACEB5B88F696E
Reporter	abuse_ch
Tags:	exe Matiex

abuse_ch

Malspam distributing Matiex:

HELO: hosted-by.rootlayer.net
Sending IP: 185.222.57.209
From: fkhalife@poslogistics.com
Subject: Urgent Purchase Order
Attachment: 46.IMG (contains "46.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

144

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/72644/

Detection(s):

SecuriteInfo.com.ArtemisCC40D2D6A719.28333.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

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/494627

Signature

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

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

Uses the Telegram API (likely for C&C communication)

Writes to foreign memory regions

Yara detected Matiex Keylogger

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/51b38eda3fdba167788761800c8fe3d37882f4a0cebf94d2847809c00cd8459e/

Threat name:

Win32.Trojan.FormBook

Status:

Malicious

First seen:

2020-10-18 08:48:46 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=kgzy5wr73oqwo6ehmgaazd7d2n4if5faz27zjuuepae4adgyiwpa._file

Result

Malware family:

n/a

Score:

1/10

Tags:

n/a

Link:

https://tria.ge/reports/201018-x5m79d2n5a/

Unpacked files

SH256 hash:

51b38eda3fdba167788761800c8fe3d37882f4a0cebf94d2847809c00cd8459e

MD5 hash:

cc40d2d6a71943c5712838d6a70a0180

SHA1 hash:

64395b42fd6dfe0963715d4ac74735f2a652fa98

Link:

https://www.unpac.me/results/35d2763f-f07b-4b45-90ac-36f6c01d4999/

SH256 hash:

c1667fa6f6d37044c403c17010f36efc7e08d47ac2fb36a36b3c7e700eb97d81

MD5 hash:

eebb807f8a5a2d47c89648e4fb907f89

SHA1 hash:

35e8cbe02f0ce21492333604056e15bdbc923227

Link:

https://www.unpac.me/results/35d2763f-f07b-4b45-90ac-36f6c01d4999/

SH256 hash:

f4820a8e99362abe0e8a709474169ac516b0c64205434fcfb4601db6460cb38b

MD5 hash:

5007b5fecaebcfcb4004bb752e77b6b8

SHA1 hash:

d5a23a88afcdebe86d83549b5899e43be3ff9e74

Link:

https://www.unpac.me/results/35d2763f-f07b-4b45-90ac-36f6c01d4999/

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/51b38eda3fdba167788761800c8fe3d37882f4a0cebf94d2847809c00cd8459e

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.