MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f88c71422c2790790dd50c3ff89fe3a5add4e1d55a83e50d6b445779d813796. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash: 8f88c71422c2790790dd50c3ff89fe3a5add4e1d55a83e50d6b445779d813796
SHA3-384 hash: d5ae503fd163a7a7a7992545cd7b5072fa46e764a610200ef3085e2ad34fdde44d4853af45c528629015964d9dd21455
SHA1 hash: b0e11425eab3a005fca2e595f2ce80d39aaeb58a
MD5 hash: b26e02708c3c9af220b62324c7dfd051
humanhash: florida-juliet-five-victor
File name:1216242020.exe
Download: download sample
Signature NanoCore
File size:376'832 bytes
First seen:2020-06-24 05:37:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:A43+hdkseMXAtY96fHVo3XMmtWIkXb1QRosnE76JH9Ew9l0BqmLzAvq9z:fhMXAtY96/9HIkXmRdE76JH9Xl0BqBvM
Threatray 1'348 similar samples on MalwareBazaar
TLSH 3C84F1163B8DF523C17C06F9D8922B4C53F26AEAB392F2E96D80329514D3BE952113C7
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: yahoo.com
Sending IP: 37.49.224.140
From: Barry <hong.bahai@yahoo.com>
Subject: Re:Request for Quote
Attachment: 1216242020.PDF.zip (contains "1216242020.exe")

NanoCore RAT C2:
wazzy.ddns.net:1716 (194.5.99.24)

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 :
80
Origin country :
n/a
Vendor Threat Intelligence
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Status:
Malicious
First seen:
2020-06-24 04:08:46 UTC
AV detection:
26 of 31 (83.87%)
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 behavior: GetForegroundWindowSpam
Creates scheduled task(s)
Suspicious use of SetThreadContext
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
wazzy.ddns.net:1716
194.5.99.24:1716
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 8f88c71422c2790790dd50c3ff89fe3a5add4e1d55a83e50d6b445779d813796

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments