MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1ca56622a5046a55fd09c9cdc61c262d9db3a009a88e0314e7bb9c64c973e9a7. 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

NetWire

Vendor detections: 10

Intelligence 10 IOCs YARA 1 File information Comments

SHA256 hash:	1ca56622a5046a55fd09c9cdc61c262d9db3a009a88e0314e7bb9c64c973e9a7
SHA3-384 hash:	5a9af42115d51ac80c0fc00afd5f0a90440f5021b5a2a5fc26c6bb02e40f785ca32d293d92f06582544b38058fb88984
SHA1 hash:	fc14a35d8eb83c5d3bb3331f40817dd6c1e44236
MD5 hash:	82a0fef5a09151fa18c561385958280d
humanhash:	india-carolina-queen-friend
File name:	Lime_Host.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	626'176 bytes
First seen:	2020-08-27 07:30:48 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	12288:GB2CE36OelgNy0HOAivNxWiSdtGFj00OD:GB2f6ODN14WiStOj/OD
Threatray	351 similar samples on MalwareBazaar
TLSH	3CD4ADC3B5404191DC2C007FA5164A4016EA6F7A98E6A246F5CF339B5EF33AB512BCCB
Reporter	abuse_ch
Tags:	exe NetWire RAT

abuse_ch

Malspam distributing NetWire:

HELO: host.surmiweb.com
Sending IP: 67.222.12.106
From: Loreta Rosado <smtpfox-urezq@aryatechno.com>
Reply-To: Loreta Rosado <jamesb080@vivaldi.net>
Subject: Request for Quotation
Attachment: Order0001.xls

NetWire RAT payload URL:
http://77.73.69.79/wozg/Lime_Host.exe

NetWire RAT C2:
pre08080.nsupdate.info:4770 (185.140.53.178)

Pointing to nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@privacyfirst.sh'

inetnum: 185.140.53.0 - 185.140.53.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-EU3
country: EU
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-07-28T20:56:03Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

271

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Netwire

Link:

https://www.capesandbox.com/analysis/51651/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Unauthorized injection to a recently created process

DNS request

Launching a process

Creating a file

Sending a TCP request to an infection source

Enabling autorun by creating a file

Result

Threat name:

NetWire

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/452331

Signature

.NET source code contains method to dynamically call methods (often used by packers)

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Contains functionality to steal Chrome passwords or cookies

Creates an undocumented autostart registry key

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: NetWire

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

Yara detected NetWire RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

netwire

Link:

https://mwdb.cert.pl/sample/1ca56622a5046a55fd09c9cdc61c262d9db3a009a88e0314e7bb9c64c973e9a7/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-08-27 03:26:31 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=dsswmivfarvfl7ijzhg4mhbgfwo3hiajvchagfhhxoogjslt5gtq._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

rat botnet stealer family:netwire

Link:

https://tria.ge/reports/200827-b4xzgmpwy2/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

NetWire RAT payload

Netwire

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/1ca56622a5046a55fd09c9cdc61c262d9db3a009a88e0314e7bb9c64c973e9a7

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