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


Intelligence File information Yara 5 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
ssdeep 24576:9tb20pkaCqT5TBWgNQ7a8g4oA6vQHv9SR09EtzW7rs+9OxQvdD6A:uVg5tQ7a8zoJvQVG09EzWvs+9Oax5
TLSH E955AD1A23990353C6612237F61A7F415F76693A29A1F7DBBF84382FBC113A1113A673
Reporter @abuse_ch
Tags:exe NanoCore nVpn RAT


Twitter
@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 :
33
Origin country :
US US
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Status:
Malicious
First seen:
2020-06-17 19:46:13 UTC
AV detection:
25 of 31 (80.65%)
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
Extraction:
forwork61420.ddns.net:3118
forwork61420.duckdns.org:3118

Yara Signatures


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