MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 394674b4e655b4c844746da331510aecd02162402ee5a267eda539753eebd5e9. 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


NanoCore


Vendor detections: 5


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

SHA256 hash: 394674b4e655b4c844746da331510aecd02162402ee5a267eda539753eebd5e9
SHA3-384 hash: 01da08caf4aa8df654c330e64d69dcaf06ee42cc459013438380152c1532f801dff8ad9a7a38592cecb74fb380b628e8
SHA1 hash: 4a4ea5904e33670a6197b295c878a5ec2fc7e035
MD5 hash: 7000ef1aadd6c607c9dc95e4e606b125
humanhash: kentucky-leopard-texas-victor
File name:kxx2.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:332'288 bytes
First seen:2020-06-02 17:23:08 UTC
Last seen:2020-06-02 20:30:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:u0fxgLodQ5xT238ArpswLt79oxF/qNYb/9c28zcLntXyQYCV8:Hfuo65U3Vrpsut5oxF/W28mtXyQLV8
Threatray 1'461 similar samples on MalwareBazaar
TLSH 7F64F284FAC8C67BC6764630817367B183618D572143EB0FA8983EFF7572BDA8646067
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: smtp114.ord1d.emailsrvr.com
Sending IP: 184.106.54.114
From: Paul Craig <info@westviewortho.ca>
Reply-To: prepre080@vivaldi.net
Subject: RESENDING: Quotation Needed
Attachment: PO_02062020.doc

NanoCore RAT payload URL:
http://mdesign.co.id/kxx2.exe

NanoCore RAT C2:
bright1.awsmppl.com:4777 (79.134.225.89)

Pointing to 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 :
5
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Heur.DNP.um0@ayR7YFdG.12568.15325.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Androm
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 17:36:35 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hfdhjnhgkw2mqrdunwrtcuik5ticcysaf3s2ez7nuu4xkpxl2xuq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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NanoCore
122143663c7c3c1a476737764cb876845cdb9f98647c27af1a58f46942895d2f
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4559945017fcab5a492d4e7e5ea25d80ef8c27af4bcb72cb98b1e5e76077d21a
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+ 1'451 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-yjwq9zk9s2/
Behaviour
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
Loads dropped DLL
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
bright1.awsmppl.com:4777
ml.warzonedns.com:4777
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:ach_NanoCore
Create hunting rule
Author:abuse.ch
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Create hunting rule
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:win_nanocore_w0
Create hunting rule
Author: Kevin Breen <kevin@techanarchy.net>

File information

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

Malspam

NanoCore

Word file doc 4559945017fcab5a492d4e7e5ea25d80ef8c27af4bcb72cb98b1e5e76077d21a

NanoCore

Executable exe 394674b4e655b4c844746da331510aecd02162402ee5a267eda539753eebd5e9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/374642/
  
Dropped by
MD5 f14da4c185e9fdfb9e213c953b6d2b18
  
Dropped by
SHA256 4559945017fcab5a492d4e7e5ea25d80ef8c27af4bcb72cb98b1e5e76077d21a
  
Delivery method
Distributed via web download

Comments