MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d87c321887e33a1f90a29b21be81459835a725d9a056916b1cafaaacc06169f5. 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:	d87c321887e33a1f90a29b21be81459835a725d9a056916b1cafaaacc06169f5
SHA3-384 hash:	6ccebc31d17aeb11c39375808c2570eb1297cff51be0c7f1f2940abfe042e62bea01874c6c0d9b5348c46e7201f97318
SHA1 hash:	622f907c7c517b301818224901aeec8392a1dabe
MD5 hash:	23afabf8de05352048a78d1bbc3ad46f
humanhash:	south-jig-illinois-mexico
File name:	Akbank Hesap Özetiniz.exe
Download:	download sample
Signature	XpertRAT Create hunting rule
File size:	802'816 bytes
First seen:	2020-07-08 16:49:23 UTC
Last seen:	2020-07-08 17:59:01 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	24576:9cwz7qczNk5ILF5Ny1dlslhtWEslhtWO:9MDIh5Ny1dwhtWphtW
Threatray	686 similar samples on MalwareBazaar
TLSH	EC05D031BBF19A06C73E0F36D86242006EFA65676B06E69F5EC824ED4CA77542B53703
Reporter	abuse_ch
Tags:	Akbank exe geo nVpn RAT TUR XpertRAT

abuse_ch

Malspam distributing XpertRAT:

HELO: apunts3.hospedando.com
Sending IP: 31.24.46.47
From: AKBANK <ticaribankacilik@bilgi.akbank.com>
Subject: HAZİRAN 2020 Akbank Hesap Özetiniz (Ref:2185232377)
Attachment: Akbank Hesap Özetiniz.r00 (contains "Akbank Hesap Özetiniz.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 :

119

Origin country :

n/a

Vendor Threat Intelligence

Detection:

XpertRAT

Link:

https://www.capesandbox.com/analysis/23283/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.372.2709.16688.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Creating a file in the %AppData% subdirectories

Enabling the 'hidden' option for recently created files

Changing a file

Using the Windows Management Instrumentation requests

Deleting a recently created file

Replacing files

Reading critical registry keys

Launching a service

Launching the default Windows debugger (dwwin.exe)

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

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d87c321887e33a1f90a29b21be81459835a725d9a056916b1cafaaacc06169f5/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-08 16:51:05 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=3b6degeh4m5b7efctmq35akfta22ojozubljc2y4v6vkzqdbnh2q._file

Verdict:

malicious

Label(s):

hawkeyekeylogger

emotet

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/200708-8wxy1rac9j/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

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

Windows security bypass

UAC 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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

b837d2ae7331cae76d5b733d35cfc7d0

XpertRAT

exe d87c321887e33a1f90a29b21be81459835a725d9a056916b1cafaaacc06169f5

(this sample)

Dropped by

MD5 b837d2ae7331cae76d5b733d35cfc7d0

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/23283/

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