MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa3ad2bc7de6aab74f28326021d7889b90daf829483251016f388c07fb0b6d48. 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:	aa3ad2bc7de6aab74f28326021d7889b90daf829483251016f388c07fb0b6d48
SHA3-384 hash:	055ecb2478ebde37c40d3bba311c0a2bbb124dfc84ed35c456f608fba79b86dd21ae13b02c2a156d22bdb55f9aabc9a4
SHA1 hash:	5904ed3eb6aedd3734393308823f0cd6eb594558
MD5 hash:	b513916e8a067da42f5672daae46e65d
humanhash:	leopard-spaghetti-pluto-arkansas
File name:	Trial Purchase Order Document-20201022â€®gpj.exe
Download:	download sample
Signature	Matiex Create hunting rule
File size:	539'136 bytes
First seen:	2020-10-22 06:53:05 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	12288:eAwt2dqdLkBYQkO472/RB1HsJKBnNBSgngI:PwEAdLkBYQkF72JPMcBn
Threatray	188 similar samples on MalwareBazaar
TLSH	24B44C227F89DD66C0A7AAF79182732DB725DCCB8E528B02C67C7566C063AC07D3D644
Reporter	abuse_ch
Tags:	exe Matiex

abuse_ch

Malspam distributing unidentified malware:

HELO: vps.uuwears.com
Sending IP: 45.95.169.179
From: info@uuwears.com
Subject: ORDER
Attachment: Trial Purchase Order.rar (contains "Trial Purchase Order Document-20201022â€®gpj.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/74491/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

Creating a file in the Windows subdirectories

Running batch commands

Creating a process with a hidden window

Creating a file

Launching cmd.exe command interpreter

Creating a process from a recently created file

Result

Threat name:

Unknown

Detection:

malicious

Classification:

evad

Score:

84 / 100

Link:

https://www.joesandbox.com/analysis/506717

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Hides that the sample has been downloaded from the Internet (zone.identifier)

Initial sample is a PE file and has a suspicious name

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/aa3ad2bc7de6aab74f28326021d7889b90daf829483251016f388c07fb0b6d48/

Threat name:

ByteCode-MSIL.Trojan.Wacatac

Status:

Malicious

First seen:

2020-10-22 01:47:58 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vi5nfpd542vlotzigjqcdv4itoinv6bjjazfcalphcgap6ylnvea._file

Verdict:

unknown

Result

Malware family:

matiex

Score:

10/10

Tags:

stealer keylogger family:matiex persistence spyware

Link:

https://tria.ge/reports/201022-4ftfr7ehta/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetThreadContext

Looks up external IP address via web service

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Executes dropped EXE

Matiex

Matiex Main Payload

Modifies WinLogon for persistence

Unpacked files

SH256 hash:

aa3ad2bc7de6aab74f28326021d7889b90daf829483251016f388c07fb0b6d48

MD5 hash:

b513916e8a067da42f5672daae46e65d

SHA1 hash:

5904ed3eb6aedd3734393308823f0cd6eb594558

Link:

https://www.unpac.me/results/f70d9f22-7483-4b30-9beb-75bfac0f1d32/

SH256 hash:

4f690f3cf792f24a571f09740cf25d0979bde8c11180a26864056643c30479cd

MD5 hash:

304cc4a1948539064cfec5b70bd83e21

SHA1 hash:

32b3754f52323fd71b8349f01c9dd4bc4fecd880

Link:

https://www.unpac.me/results/f70d9f22-7483-4b30-9beb-75bfac0f1d32/

SH256 hash:

5886dbc91ebc7a1e9d6b72794eb0bed7403d060a322aec65a9269f52deb4ff46

MD5 hash:

773658b99d7e72b3b75b404c4afc1dec

SHA1 hash:

3938e9d73cdedf65c4a2ee321d6b6a35f62ddb3a

Link:

https://www.unpac.me/results/f70d9f22-7483-4b30-9beb-75bfac0f1d32/

SH256 hash:

542282ed737d2cb55e3cb59d05e58e8dbf6473d63461194a9ba597f0f3eb5d75

MD5 hash:

0ab09caf48c9dcbcbd53aef80493abd2

SHA1 hash:

fd985c8ed98d443fde035be26592b92662b9c5ea

Link:

https://www.unpac.me/results/f70d9f22-7483-4b30-9beb-75bfac0f1d32/

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

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.