MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8275f526465d7b9d806b1be78d895d7f499044b456be1aec36b8cac8188890ac. 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:	8275f526465d7b9d806b1be78d895d7f499044b456be1aec36b8cac8188890ac
SHA3-384 hash:	80403b2ec95ce9e7c29be417015e860faf959a88c56a0898b097aa5910f5db294634a528b7a9a71eac52308eec8b6f26
SHA1 hash:	bce4194e3b42b4260dee512d7b468cf758c89eef
MD5 hash:	b26abbef2c62af46362c63da63286afc
humanhash:	tango-delaware-earth-cardinal
File name:	DHL_2121015942.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	1'313'792 bytes
First seen:	2020-06-17 18:28:05 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep	24576:Ntb20pkaCqT5TBWgNQ7aS/vBfLHq1L2UzbBHDexwvbV6A:+Vg5tQ7aSxfLqbHSxwvp5
Threatray	1'958 similar samples on MalwareBazaar
TLSH	1B55BF1323DD8364C77E5273BA5577016EBB782925A1FC7B2FB4093CA9201224E1E66F
Reporter	abuse_ch
Tags:	CHN DHL exe geo NanoCore nVpn RAT

abuse_ch

Malspam distributing NanoCore:

HELO: hwsrv-735200.hostwindsdns.com
Sending IP: 104.168.152.159
From: DHL客户支持<support@dhl.com>
Subject: DHL出货通知：2121015942
Attachment: DHL_2121015942.zip (contains "DHL_2121015942.exe")

NanoCore RAT C2:
annapro55.ddns.net:2121 (185.244.30.139)

Pointing to nVpn:

% Information related to '185.244.30.0 - 185.244.30.255'

% Abuse contact for '185.244.30.0 - 185.244.30.255' is 'abuse@FOS-VPN.org'

inetnum: 185.244.30.0 - 185.244.30.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.244.30.0/24 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: 2019-10-29T14:10:27Z
last-modified: 2020-06-03T09:20:12Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/19567/

Detection(s):

Sanesecurity.Malware.27686.AidExe.UNOFFICIAL

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL

Gathering data

Threat name:

Win32.Backdoor.NanoCore

Status:

Malicious

First seen:

2020-06-17 18:39:59 UTC

AV detection:

25 of 31 (80.65%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qj27kjsglv5z3adldpty3ck5p5ezarfuk27bv3bwxdfmqgeiscwa._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

1064f65ca25e0759b7cebcd985a6243c98ccd08317df9f87dd1c8b88c29e2a9a

NanoCore

2275ed4e7833bc3fc6ed7605de53e3ba46ceec5dd5e547fb8f49b977f9dfa0f0

NanoCore

4754abed0a1f36812e547fb94322fc74c557b7928e363d87849d92bf09bd86bc

NanoCore

49921e6531eac85bf200970640a074072f6071b7a18d23af56706788cd421c1c

NanoCore

77fdd72ddaaa5a36e6826c93bf6496c7bb14feb92e95dc786c94c76aae2c767a

NanoCore

9480fd2481f1fdff9980c3364d5a33f8b3271e5566ca7d19329890c7c2dd20cd

NanoCore

a97cbea3af021993de44693e3dc76121041e99a3d21e4936f84341952e1464cd

NanoCore

ca05f7a026f3e7fe6cdb73437a37629a528a7a62564c4a1866bc00442a2f2750

NanoCore

ce99d2532b3b8a99e8d81af90de4b5bcf906a25fd337369d7e40448e04e0254a

NanoCore

+ 1'948 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

evasion trojan keylogger stealer spyware family:nanocore

Link:

https://tria.ge/reports/200624-xwdm8l98wn/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetThreadContext

Checks whether UAC is enabled

Drops startup file

NanoCore

Malware Config

C2 Extraction:

185.244.30.139:2121
annapro55.ddns.net:2121

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/