MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cbd78bfa67cd972d5c01472ce3f98e4500744c2544ca5fdddc3d9df49fbf1227. 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

SHA256 hash:	cbd78bfa67cd972d5c01472ce3f98e4500744c2544ca5fdddc3d9df49fbf1227
SHA3-384 hash:	5d1fab4484968e0c517febd1022d1a2b32a116671e18a081dadc83d855c4a5f8f8b65c51d7ce8ddaf41e96e7de98c1c6
SHA1 hash:	8f6d9015cde1faadfd4a7e39ede683fcee91d542
MD5 hash:	4ed1e20a10cbb884a2941e3254bef203
humanhash:	louisiana-uniform-bakerloo-nitrogen
File name:	NE_Purchase_Order#PO7211A20_RFQ_Hangzhou_Zhongniu_Import_Export_Co.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	421'888 bytes
First seen:	2020-05-11 08:16:12 UTC
Last seen:	2020-05-11 08:59:10 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:qqfCIk3cwaX0ilwgyNKaETt4XF0W7zToWB4GM9k:qqfCIk3cwaX0ilkKaQOeWv4z
Threatray	1'228 similar samples on MalwareBazaar
TLSH	E6949E05325CD765E0756BF4AAA494E0D7B16C69B412E3AF4CE278CAB1F4F41C860E3B
Reporter	abuse_ch
Tags:	exe NanoCore nVpn RAT

abuse_ch

Malspam distributing NanoCore:

HELO: gato.com
Sending IP: 89.36.213.156
From: Mr.Philip Zhao <philp_chinazhongniu@gmail.com>
Subject: Purchase Order (PO-7211-A20)
Attachment: NE_Purchase_OrderPO7211A20_RFQ_Hangzhou_Zhongniu_Import_Export_Co.arj (contains "NE_Purchase_Order#PO7211A20_RFQ_Hangzhou_Zhongniu_Import_Export_Co.exe")

NanoCore RAT C2:
185.140.53.140:4455

Hosted on nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@FOS-VPN.org'

inetnum: 185.140.53.0 - 185.140.53.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.140.53.0/24 belongs to a NON-LOGGING VPN service.
remarks: We don't log any user activities.
remarks: We believe that the right to informational self-determination and the
remarks: right to privacy are essential to all citizens of all countries.
remarks: We don't host anything else on our servers than VPN software and our
remarks: customers can open a fixed number of Ports.
remarks: Like Public WiFi or Tor Exit Node Operators we cannot be held responsible
remarks: for the actions of our customers, because we simply can't (and to be
remarks: honest: don't want) to control them.
country: EU
org: ORG-SL751-RIPE
admin-c: SL12644-RIPE
tech-c: SL12644-RIPE
status: ASSIGNED PA
mnt-by: FOS-VPN-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-04-06T18:59:49Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.Siggen9.45506.25815.7977.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-05-11 01:30:11 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 31 (77.42%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=zplyx6thzwls2xabi4woh6moiuahitbfitff7xo4hwo7jh57citq._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

430596618928471c2bb2df11155686033c916418c1792875f329ae8156debfaa

NanoCore

474d3f5a1f7bb94a6573ea758326f0219ea37f880dd7fd273080d4060be8f54c

NanoCore

49921e6531eac85bf200970640a074072f6071b7a18d23af56706788cd421c1c

NanoCore

525ad168dd1152a5dd477791b01b3d6edf0ddf296b72ef04b96a79f1e2a1e499

NanoCore

7231955b58f7a6b19ea2719be8762b7922f1732b9f3fa1d1ddcaedb71d2b8fce

NanoCore

92771caca06fe18551b241f2fd3e8d6f53c29d48d0e879c93c5458d9fabd082b

NanoCore

c43d85dc319a3e0e9faeb9aa8967ab597ce9c7d76d78ad5d7cea309b73a7b653

NanoCore

ce8036a3dce940ac788926ec9b76a2cef7974335c9bdfc5dc0e36252eeafbb6f

NanoCore

edcb83c2513c6e0fe97acdc22e09a32b49dd85e00fba056b20dc8f168b488929

NanoCore

+ 1'218 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

family:nanocore evasion keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/201109-z8njx68nra/

Behaviour

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Drops file in Program Files directory

Suspicious use of SetThreadContext

Adds Run key to start application

Checks whether UAC is enabled

NanoCore

Malware Config

C2 Extraction:

185.140.53.140:4455

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/