MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ad19a02bb54043a60debfb2df478d11dc12e94c75b35ba9ba7cfa7694644962. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ad19a02bb54043a60debfb2df478d11dc12e94c75b35ba9ba7cfa7694644962
SHA3-384 hash: 65731abfd8c8fb86a681c82fb19340ff75dd9220dcb5f19ad4d8b2618559159e784fdba4eb2bd0afe6df6e52c7eea0b5
SHA1 hash: 3e527d2b879b46c4d8a36553a8c155dff72020a4
MD5 hash: 11a79111b35f0977b642d37a1ebb36c0
humanhash: ohio-quiet-hotel-monkey
File name:vlcwn.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:475'136 bytes
First seen:2020-08-31 10:55:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:2zkfibndTsuMivkjdRBaELepPIAgAq0VF0y0vFjAp63NwXAkBJgiPBhERs:2oUrsjP0NwRy0vI6eXHM+9
Threatray 258 similar samples on MalwareBazaar
TLSH 1AA46F122F40D913FDE426B16986178411235CCA79D1DE1761C43FEA0B3BEEAAB44DAF
Reporter abuse_ch
Tags:exe NetWire nVpn RAT


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: se2r-iad1.servconfig.com
Sending IP: 199.250.216.232
From: Cherry Ann <smtpfox-emx5i@highstreets.online>
Reply-To: Cherry Ann <jamesb080@vivaldi.net>
Subject: Request for Quotation
Attachment: PO_08312020.xls

NetWire payload URL:
http://diretso.com/vlcwn.exe

NetWire RAT C2:
pre08080.nsupdate.info:4770 (91.193.75.43)

Pointing to 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: NET-NINAZU
remarks: ------------------------------------------
remarks: * This network is used for a VPN service.
remarks: * No logs are stored in any shape or form.
remarks: ------------------------------------------
country: RU
admin-c: NVS100-RIPE
tech-c: NVS100-RIPE
abuse-c: NVS100-RIPE
mnt-by: NINAZU-MNT
mnt-by: RIPE-NCC-END-MNT
org: ORG-KHd1-RIPE
sponsoring-org: ORG-MW1-RIPE
status: ASSIGNED PI
created: 2012-06-04T11:05:55Z
last-modified: 2020-07-28T21:23:48Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Netwire
Create hunting rule
Link:
https://www.capesandbox.com/analysis/53421/
Detection(s):
SecuriteInfo.com.Generic.mg.11a79111b35f0977.14324.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
DNS request
Connection attempt
Unauthorized injection to a recently created process
Launching a process
Creating a file
Sending a TCP request to an infection source
Enabling autorun by creating a file
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/455292
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3ad19a02bb54043a60debfb2df478d11dc12e94c75b35ba9ba7cfa7694644962/
Threat name:
ByteCode-MSIL.Backdoor.NetWiredRc
Create hunting rule
Status:
Malicious
First seen:
2020-08-31 10:57:05 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hlizuav3kqcduyg6x6zn6r4nchobf2kmowzvxkn2pt5hnfdejfra._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
1296e2be1e9e8dc2431cd3c37337af6fe9f2ad6e9b380111507b009642250216
NetWire
1ac8944d42d3a594940bbd74613193bc47430b6c6c958caf9a5b4521bd9efb91
NetWire
1ca56622a5046a55fd09c9cdc61c262d9db3a009a88e0314e7bb9c64c973e9a7
NetWire
23fd501c884e2f46d38af81b0d6e423ea0bff8c5eee615227806faf7b2833827
NetWire
249e738650027df7635aa70373e2e2f936eb58e1a208fdc8df9ee2f66e4cb9e3
NetWire
76f20f51dda2d37c9e1c9ddff49fa03defa148abcfd399dfd2c0633f5609cc7d
NetWire
9a6951c6f3c33c217edd9a4e32f5422c4e125b909d0c88e190b76eb695f05b72
NetWire
cb54cd1dc1efb943d5308d6681f36ecaec957f0a70f9683f1da3e7e1188b9748
NetWire
ccd667e3a1a0577ed841968990cb37790e1e6f0fb4ceb1a2f947ef391d68dd4d
NetWire
ece26faace5bcf7afeba359279d17aeb7f99f739fce454e964c88ebad9745bdb
NetWire
+ 248 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
rat botnet stealer family:netwire
Link:
https://tria.ge/reports/200831-vklal54d8e/
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:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3ad19a02bb54043a60debfb2df478d11dc12e94c75b35ba9ba7cfa7694644962

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
Rule name:win_netwire_g1
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

NetWire

Excel file xls 4d73a10ae27cca6eb89bc5f6efb886f5969e79cb6cc6171c5187c48bdb3f7a7a

NetWire

Executable exe 3ad19a02bb54043a60debfb2df478d11dc12e94c75b35ba9ba7cfa7694644962

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/447346/
  
Dropped by
MD5 854315abbad5e081ebfcb062b594ff53
  
Dropped by
SHA256 4d73a10ae27cca6eb89bc5f6efb886f5969e79cb6cc6171c5187c48bdb3f7a7a
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/53421/

Comments