MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9eb63d2c299e7faae7179f56ea8b4c962270a9def733cad4839955d638ac7d00. 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

AveMariaRAT

Vendor detections: 7

Intelligence 7 IOCs YARA 6 File information Comments

SHA256 hash:	9eb63d2c299e7faae7179f56ea8b4c962270a9def733cad4839955d638ac7d00
SHA3-384 hash:	b2235fd624ca93807328de3e2bfd017f77e90aeb08a4cf04a11c58607aae4897e763876e82c9cfde2280a5e3ce38aad3
SHA1 hash:	158c3f82a524da53d69047a6ea5768ed17fa6fbc
MD5 hash:	b1482e23bdf72a41744c093fbb8240c1
humanhash:	hawaii-mango-zulu-kentucky
File name:	Quotation Request_20202605_20202605_20202605PDF.exe
Download:	download sample
Signature	AveMariaRAT Create hunting rule
File size:	544'256 bytes
First seen:	2020-08-31 10:23:00 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'752 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger)
ssdeep	12288:fbM05OqOyowTc1WouorhgqFbTmj4QhVFFx:TMgGl8y5uIhmZPFj
Threatray	189 similar samples on MalwareBazaar
TLSH	CFC4D0D2183C59DBF9BE2577D46720E769B42026D799606EB45BE2E3200072A831FF3D
Reporter	abuse_ch
Tags:	AveMariaRAT exe RAT

abuse_ch

Malspam distributing AveMariaRAT:

HELO: medpex.com
Sending IP: 210.244.73.74
From: Julia <goldleine@naver.com>
Subject: Inquiry - Gulf Food Contact
Attachment: Quotation Request_120202605_20202605_20202605PDF.z (contains "Quotation Request_20202605_20202605_20202605PDF.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/53382/

Detection(s):

SecuriteInfo.com.W32.Trojan-7.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Creating a file in the %AppData% directory

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 a custom TCP request

Reading critical registry keys

Stealing user critical data

Enabling autorun by creating a file

Result

Threat name:

AveMaria

Detection:

malicious

Classification:

phis.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/455206

Signature

.NET source code contains potential unpacker

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to hide user accounts

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

Increases the number of concurrent connection per server for Internet Explorer

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: Scheduled temp file as task from temp location

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

Tries to steal Mail credentials (via file access)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AntiVM_3

Yara detected AveMaria stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

avemaria

Link:

https://mwdb.cert.pl/sample/9eb63d2c299e7faae7179f56ea8b4c962270a9def733cad4839955d638ac7d00/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-31 04:22:07 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=t23d2lbjtz72vzyxt5lovc2msyrhbko664z4vvedtfk5mofmpuaa._file

Verdict:

unknown

AveMariaRAT

1ff26ffe5d8d0a87d1a8bd33bf4a8deb427e6c83af241fcf8a798bd489f99254

AveMariaRAT

481042b6d1f2b599b5ab6ba70a592ca48ade285d6fcd9f2e28b5896dea5eff71

AveMariaRAT

55114bd780868f8b5c0ac827ed3ffa156e09b1949f1d486ffbfd79318ccf1ef4

AveMariaRAT

73b0fb36b1b8763ebb06328273016c4c4c65b20d2abc3b5bb0566a6f13aa086d

AveMariaRAT

a4a7810facb6a01422c96f844bf7a537f4b6968190bc1c1de57810e73caa58ff

AveMariaRAT

abce854dbb1be834088423c8a911d7111cd6d205b9f6b44be000652860fa03c6

AveMariaRAT

b642527e686b781a602fb322e7d34d0f18748778de42a0e3774d9990a71e2c92

AveMariaRAT

c4d5fab1e5e40cf0377d5eaca0e427d01fcd61495743ea4290d8745163e84e56

AveMariaRAT

d4eec3387fde66fc5b45135db86b9fcdebcb75e199fe9be1a834d89cac6b9d13

AveMariaRAT

+ 179 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

7/10

Tags:

spyware

Link:

https://tria.ge/reports/200831-z3xdjte7xs/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Drops file in Windows directory

Suspicious use of SetThreadContext

JavaScript code in executable

Loads dropped DLL

Reads user/profile data of web browsers

Loads dropped DLL

Reads user/profile data of web browsers

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/9eb63d2c299e7faae7179f56ea8b4c962270a9def733cad4839955d638ac7d00

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:	Cobalt_functions Create hunting rule
Author:	@j0sm1
Description:	Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT

Rule name:	Codoso_Gh0st_1 Create hunting rule
Author:	Florian Roth
Description:	Detects Codoso APT Gh0st Malware
Reference:	https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks

Rule name:	Codoso_Gh0st_2 Create hunting rule
Author:	Florian Roth
Description:	Detects Codoso APT Gh0st Malware
Reference:	https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks

Rule name:	MAL_Envrial_Jan18_1 Create hunting rule
Author:	Florian Roth
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	RDPWrap Create hunting rule
Author:	@bartblaze
Description:	Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:	https://github.com/stascorp/rdpwrap

Rule name:	win_ave_maria_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator