MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aee3342cf4c2b1994336f3b0ebb9cf4a63c52fa41ef4430f83ac320aaba063bf. 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: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	aee3342cf4c2b1994336f3b0ebb9cf4a63c52fa41ef4430f83ac320aaba063bf
SHA3-384 hash:	7092ca7ccfb8548ffecf610f98a41d9cd82d50d9444116cf5cc2a692ae320f8a86192b0080d3eff6283ced97733cda9e
SHA1 hash:	e05743081dcfe789e19edbb96b9d28e09e5566eb
MD5 hash:	7fe68a75d5f97b92396dd4ccc87c520b
humanhash:	football-triple-minnesota-saturn
File name:	sample.exe
Download:	download sample
Signature	Matiex Create hunting rule
File size:	489'472 bytes
First seen:	2020-07-29 10:54:57 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:yhHVKy4+r5/V011kWiRear7YIEv0arDZ1PivRS0j+u6/AxTMNF0AF/Psp8R2az9O:aHVK7uo1kWqeQ7kcSLPkjjfbsEO0aJ
Threatray	45 similar samples on MalwareBazaar
TLSH	C2A4BD0021954B1BC76B8AB47423D1F01267E099EB61DE7B5D8FE0AB19E26FD39C3613
Reporter	abuse_ch
Tags:	exe Matiex Yahoo

abuse_ch

Malspam distributing unidentified malware:

HELO: sonic315-20.consmr.mail.ne1.yahoo.com
Sending IP: 66.163.190.146
From: Lisa Escosura <lovelyescosura@yahoo.com>
Reply-To: Lisa Escosura <Lisa1smith20@hotmail.com>
Subject: Urgent Accounts invoice
Attachment: sample.rar (contains "sample.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/34769/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Sending an HTTP GET request

Sending a custom TCP request

Setting a global event handler for the keyboard

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/aee3342cf4c2b1994336f3b0ebb9cf4a63c52fa41ef4430f83ac320aaba063bf/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-29 10:56:06 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=v3rtilhuykyzsqzw6oyoxoopjjr4kl5ed32egd4dvqzavk5amo7q._file

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/200729-g3dh3hwmss/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Program crash

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads user/profile data of web browsers

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.