MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd2bf7c79dda8208f9ec0c2199d1ec61058aa43bbe6f8548623444fc143a3aec. 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

XpertRAT

Vendor detections: 6

Intelligence 6 IOCs YARA 2 File information Comments

SHA256 hash:	bd2bf7c79dda8208f9ec0c2199d1ec61058aa43bbe6f8548623444fc143a3aec
SHA3-384 hash:	eaf075cf494a525d1cc8131355a6ad46a1e530546ad488c57ab0e08a31e94b830f2c38b397eed3ef973b3739e746151a
SHA1 hash:	8819193d0ad3e5c5717107aca3920ed283c53e80
MD5 hash:	6550d5ad0410e634c7bab8e161fadf88
humanhash:	johnny-yellow-aspen-black
File name:	Fenc_General Presentation.exe
Download:	download sample
Signature	XpertRAT Create hunting rule
File size:	457'728 bytes
First seen:	2020-07-09 08:04:42 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	12288:j3iO2acTaulCSRO6GllpqC1SPzGMpuUNV8w:aLTESRullp71SPdn8w
Threatray	365 similar samples on MalwareBazaar
TLSH	19A401BE71482E37DA3509F9542765440FF1985B53D8E2E84CC720CA78FAFD8AA0169B
Reporter	abuse_ch
Tags:	exe nVpn RAT XpertRAT

abuse_ch

Malspam distributing XpertRAT:

HELO: server.kibriswebtasarimi.com
Sending IP: 176.9.21.149
From: Sean LE <seanle@fenc.com>
Subject: Tender
Attachment: Fenc_General Presentation.r00 (contains "Fenc_General Presentation.exe")

XpertRAT C2:
79.134.225.85:3135

Hosted on nVpn:

% Information related to '79.134.225.64 - 79.134.225.127'

% Abuse contact for '79.134.225.64 - 79.134.225.127' is 'abuse@your-vpn.network'

inetnum: 79.134.225.64 - 79.134.225.127
netname: YOUR_VPN_NETWORK
country: DE
remarks: ****************************************************
remarks: This subnet belongs to a VPN service provider.
remarks: We protect the right to privacy, which means
remarks: we don't log the activities of our users.
remarks: ****************************************************
admin-c: EH4074-RIPE
tech-c: YVN10-RIPE
status: ASSIGNED PA
abuse-c: YVN10-RIPE
org: ORG-YVN1-RIPE
mnt-by: AF15-MNT
created: 2019-07-19T18:26:38Z
last-modified: 2019-07-19T18:51:28Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

XpertRAT

Link:

https://www.capesandbox.com/analysis/23566/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

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

Creating a file in the %AppData% subdirectories

Enabling the 'hidden' option for recently created files

Changing a file

Using the Windows Management Instrumentation requests

Reading critical registry keys

Launching a service

Creating a file

Unauthorized injection to a recently created process

Blocking the User Account Control

Unauthorized injection to a recently created process by context flags manipulation

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Sending a TCP request to an infection source

Stealing user critical data

Enabling autorun with Startup directory

Enabling autorun

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/bd2bf7c79dda8208f9ec0c2199d1ec61058aa43bbe6f8548623444fc143a3aec/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-09 03:11:44 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=xuv7pr453kbar6pmbqqztupmmecyvjb3xzxyksdcgrcpyfb2hlwa._file

Verdict:

malicious

Label(s):

hawkeyekeylogger

emotet

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/200709-36ekkxtbpa/

Behaviour

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Program crash

Suspicious use of SetThreadContext

Adds Run entry to start application

Checks whether UAC is enabled

Reads user/profile data of web browsers

UPX packed file

Adds Run entry to policy start application

UAC bypass

Windows security bypass

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.

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

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