MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b4671b291ffeef0bc2d488a2273b1bcc2546037229b29e4660254a71f03df82. 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: 6


Intelligence 6 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3b4671b291ffeef0bc2d488a2273b1bcc2546037229b29e4660254a71f03df82
SHA3-384 hash: e61b985678443242d6fce72b594a2cbc3087eb45e9c1e3048b5093dcc2697fb46aae2cc737227bec975f91ad58cdeb85
SHA1 hash: 2b9f6801bf350ad8eddc04c1e46edafe338cd6d0
MD5 hash: abcdc27c9f2f829c8e38e8cf1d189b13
humanhash: solar-avocado-quebec-summer
File name:Proof of payment.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:1'049'700 bytes
First seen:2020-06-23 14:05:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:6NA3R5drXdtmI9uFk2PhUlVITTmMny1c1:z5bmIoFUlVATmKyy
Threatray 278 similar samples on MalwareBazaar
TLSH 14251202B7D588B2E5231A361A2AE725B9BC7D701F34CA2FB7D4497D96311C1A1347B3
Reporter abuse_ch
Tags:exe NetWire nVpn RAT


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: foxsash.com
Sending IP: 151.248.126.10
From: Krunal Vaghela <info@foxsash.com>
Reply-To: info.sportsystems@gmail.com
Subject: forward proof of payment
Attachment: Proof of payment.cab (contains "Proof of payment.exe")

NetWire RAT C2:
185.140.53.220:3363

Hosted on 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@FOS-VPN.org'

inetnum: 185.140.53.0 - 185.140.53.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.140.53.0/24 belongs to a NON-LOGGING VPN service.
remarks: We don't log any user activities.
remarks: We believe that the right to informational self-determination and the
remarks: right to privacy are essential to all citizens of all countries.
remarks: We don't host anything else on our servers than VPN software and our
remarks: customers can open a fixed number of Ports.
remarks: Like Public WiFi or Tor Exit Node Operators we cannot be held responsible
remarks: for the actions of our customers, because we simply can't (and to be
remarks: honest: don't want) to control them.
country: EU
org: ORG-SL751-RIPE
admin-c: SL12644-RIPE
tech-c: SL12644-RIPE
status: ASSIGNED PA
mnt-by: FOS-VPN-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-04-06T18:59:49Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/13069/
Detection(s):
SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Detection:
netwire
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3b4671b291ffeef0bc2d488a2273b1bcc2546037229b29e4660254a71f03df82/
Threat name:
Win32.Backdoor.NetWiredRc
Create hunting rule
Status:
Malicious
First seen:
2020-06-23 14:07:04 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hndhdmur77xpbpbnjcfce45rxtbfiybxeknstzdgajkkohyd36ba._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
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9e1de81ecb080a9d970953a62de72b6a83cc61776409098f1429c11032cbfa14
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c52c1fb415117cce538aa98327a5c9e5adebe60dd26c49dee07d9efcc07a5948
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d206e433247d3a30148ee2232772dd5c0cbf958c079000f76aeadc43e03bddc2
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e216062353c8bafbbed3e1fa3cd7d154aae43eec2011234f4e20ceb578237f69
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e8ac69b242f87152457399a019803c892209200c3951f6a0efc05cde5dd5edf5
NetWire
+ 268 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
rat botnet stealer family:netwire persistence keylogger trojan spyware family:nanocore
Link:
https://tria.ge/reports/200624-tlwa5jn7wn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run entry to start application
Loads dropped DLL
Executes dropped EXE
NetWire RAT payload
Netwire
NanoCore
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

File information

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

7f5f9fa2b98cc8136bce5ac18331a769

NetWire

Executable exe 3b4671b291ffeef0bc2d488a2273b1bcc2546037229b29e4660254a71f03df82

(this sample)

  
Dropped by
MD5 7f5f9fa2b98cc8136bce5ac18331a769
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/13069/

Comments