MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2. 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: 6


Intelligence 6 IOCs YARA 5 File information Comments

SHA256 hash: 17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2
SHA3-384 hash: 5ee08d05769430393e9e709af69205c03b59fb45f3ec13e384bc17fe586174a1686dd85aeff4e9fe69b61cd9b2363e94
SHA1 hash: d033c49a30a38a59764d2a1a2eab537574b53e98
MD5 hash: 087c73bf612b9d9694409a763b3c270a
humanhash: one-cup-hotel-pip
File name:Purchase Order061720PDF.exe
Download: download sample
Signature NanoCore
File size:1'394'176 bytes
First seen:2020-06-18 05:57:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:9tb20pkaCqT5TBWgNQ7a8g4oA6vQHv9SR09EtzW7rs+9OxQvdD6A:uVg5tQ7a8zoJvQVG09EzWvs+9Oax5
Threatray 2'190 similar samples on MalwareBazaar
TLSH E955AD1A23990353C6612237F61A7F415F76693A29A1F7DBBF84382FBC113A1113A673
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: alya.hozzt.com
Sending IP: 176.53.12.245
From: Leo Yeh <leoy@xingmobility.com>
Subject: RE: PO061720-Xing
Attachment: Purchase Order061720PDF.zip (contains "Purchase Order061720PDF.exe")

NanoCore RAT C2:
forwork61420.ddns.net:3118 (194.5.99.20)
forwork61420.duckdns.org:3118 (194.5.99.20)

Pointing to nVpn:

% Information related to '194.5.99.0 - 194.5.99.255'

% Abuse contact for '194.5.99.0 - 194.5.99.255' is 'abuse@inter-cloud.tech'

inetnum: 194.5.99.0 - 194.5.99.255
netname: Privacy_Online
remarks: ------------------------------------------------------------------------
remarks: This prefix is used by a non-logging VPN service provider.
remarks: We don't log any user activities.
remarks: We don't host anything else on our servers than VPN software (OpenVPN,
remarks: IKEv1 & 2, WireGuard ...).
remarks: Our customers can open up to 8 Ports (TCP & UDP).
remarks: We support the Tor Project: https://www.torproject.org
remarks: Before sending us potential complaints, please read:
remarks: https://www.torservers.net/abuse.html
remarks:
remarks: We are under constant pressure by Spamhaus.
remarks: Spamhaus issues tons of fake SBL listings in order to destroy our service.
remarks: They use fake identities, violate EU laws and hide outside the EU in
remarks: Andorra to avoid legal consequences.
remarks: Please don't trust this organization.
remarks: If you have any questions related to our service, please contact us
remarks: directly via e-mail: support@inter-cloud.tech
remarks:
remarks: Thank you.
remarks: ------------------------------------------------------------------------
admin-c: RA9926-RIPE
tech-c: RA9926-RIPE
org: ORG-NFAS6-RIPE
country: GB
status: ASSIGNED PA
mnt-by: inter-cloud-mnt
created: 2019-07-20T20:42:53Z
last-modified: 2020-03-10T21:28:31Z
source: RIPE

Intelligence


File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Status:
Malicious
First seen:
2020-06-17 19:46:13 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
nanocore
Score:
  10/10
Tags:
evasion trojan keylogger stealer spyware family:nanocore
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
NanoCore
Malware Config
C2 Extraction:
forwork61420.ddns.net:3118
forwork61420.duckdns.org:3118
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
Author:abuse.ch
Rule name:Nanocore
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:Nanocore_RAT_Feb18_1
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
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
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

Executable exe 17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments