MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b110258d8a90160fd07abfd441805de6b8e1cb646c0734febd7de606ca5a4e4. 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: 5

Intelligence 5 IOCs YARA 5 File information Comments

SHA256 hash:	4b110258d8a90160fd07abfd441805de6b8e1cb646c0734febd7de606ca5a4e4
SHA3-384 hash:	fe33c080eda7a8c55c57b4dce6b5cdbcf49a046168d096351eef23180ccad66b06882d1293422210e294093e9b98f3e1
SHA1 hash:	2733008db05084ca2426972086d4edbac592e6e9
MD5 hash:	490cac4e912a229afebdc469bd7f0109
humanhash:	bacon-comet-william-asparagus
File name:	URGENT_NEW_ORDER#4064406_pdf.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	1'626'112 bytes
First seen:	2020-05-18 12:44:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep	24576:eCdxte/80jYLT3U1jfsWahHGBYsY2d9arET+IkNLEomq6LenaT61GevptXkmQ:3w80cTsjkWahHk+9Iki66TTs3Xg
Threatray	1'018 similar samples on MalwareBazaar
TLSH	C075E02273DDC371CB769133BF69B7016EBB78614630B85B2F880D7DA950162262DB63
Reporter	abuse_ch
Tags:	exe NetWire nVpn RAT

abuse_ch

Malspam distributing NetWire:

HELO: server.kibriswebtasarimi.com
Sending IP: 176.9.21.149
From: Leon jj <info2office@gmxnet.de>
Subject: dringende Bestellanfrage ##
Attachment: URGENT_NEW_ORDER4064406_pdf.7z (contains "URGENT_NEW_ORDER#4064406_pdf.exe")

NetWire RAT C2:
91.193.75.129:7707

Hosted on nVpn:

% Information related to '91.193.75.0 - 91.193.75.255'

% Abuse contact for '91.193.75.0 - 91.193.75.255' is 'abuse@kgb-vpn.org'

inetnum: 91.193.75.0 - 91.193.75.255
netname: NON-LOGGING-VPN-SERVICE
descr: Please note that we don't store any user data.
descr: Our main effort is not to make money, but to preserve values like the
descr: freedom of expression, the freedom of press, the right to data protection
descr: and informational self-determination.
descr: We ask all employees of Spamhaus and all self-proclaimed deputy sheriffs
descr: to stop your attacks against us.
country: EU
admin-c: KA7109-RIPE
tech-c: KA7109-RIPE
org: ORG-KHd1-RIPE
status: ASSIGNED PI
mnt-by: RIPE-NCC-END-MNT
mnt-by: KGB-MNT
mnt-routes: KGB-MNT
sponsoring-org: ORG-MW1-RIPE
created: 2012-06-04T11:05:55Z
last-modified: 2019-12-05T05:39:00Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

104

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.27686.AidExe.UNOFFICIAL

SecuriteInfo.com.Trojan.PWS.Stealer.19347.UNOFFICIAL

Gathering data

Threat name:

Win32.Trojan.Injector

Status:

Malicious

First seen:

2020-05-18 13:36:20 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 31 (70.97%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=jmiqewgyveawb7ihvp6uigaf3zvy4hfwi3ahgt7l27pga3ffutsa._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

family:netwire botnet rat stealer

Link:

https://tria.ge/reports/201109-d2wlpbqsjs/

Behaviour

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Drops startup file

NetWire RAT payload

Netwire

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:	Malicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs

Rule name:	MAL_unspecified_Jan18_1 Create hunting rule
Author:	Florian Roth
Description:	Detects unspecified malware sample
Reference:	Internal Research

Rule name:	netwire Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect netwire in memory
Reference:	internal research

Rule name:	Suspicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs

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