MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4559945017fcab5a492d4e7e5ea25d80ef8c27af4bcb72cb98b1e5e76077d21a. 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: 3

Intelligence 3 IOCs YARA 6 File information Comments

SHA256 hash:	4559945017fcab5a492d4e7e5ea25d80ef8c27af4bcb72cb98b1e5e76077d21a
SHA3-384 hash:	a13c06adc5b30adf2bbab577f24e474a35dafecedeaa55c366702034272463c54f1e4e7cac9a325f156f65eda024e06c
SHA1 hash:	11bd3812ee586eb2d3e95a8e5422c00428ebb0fe
MD5 hash:	f14da4c185e9fdfb9e213c953b6d2b18
humanhash:	seven-lake-spring-white
File name:	PO_02062020.doc
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	61'440 bytes
First seen:	2020-06-02 17:21:52 UTC
Last seen:	Never
File type:	doc
MIME type:	application/msword
ssdeep	768:rKHiA3vdDsrXA7bdBIW/a3ysQ0F6upYO7jGF5xqJ:WiA1srwvdOW/GyP0F6KZjS5QJ
TLSH	6753F8027A8ACE1BE556FDF28DD7DB9AB6A5FC4E8E85D2133104372E3C392AD8110741
Reporter	abuse_ch
Tags:	doc NanoCore nVpn RAT

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 :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

MiscreantPunch.EvilMacro.AODBWSRBMS.UNOFFICIAL

MiscreantPunch.EvilMacro.DL.170224.UNOFFICIAL

Gathering data

Threat name:

Document-Word.Downloader.Frs

Status:

Malicious

First seen:

2020-06-02 17:36:37 UTC

AV detection:

20 of 48 (41.67%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ivmziuax7svvusjnjz7f5is5qdxyyj5pjpfxfs4ywhs6oydx2ina._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/201109-ac74qn5e36/

Behaviour

Modifies Internet Explorer settings

Script User-Agent

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Office loads VBA resources, possible macro or embedded object present

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/