MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 408b676c05cde3623e9271d39c20ec19aaa9ad9882db0f08451442379409be99. 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:	408b676c05cde3623e9271d39c20ec19aaa9ad9882db0f08451442379409be99
SHA3-384 hash:	42b38c1ce56e9231cd311e4b677b603f8e424577318a91fe0a32772adc753c45f646cc120c9ff88aa413146b583f0b3d
SHA1 hash:	35868869844c5ed2dee892fd5f374573d2197ae9
MD5 hash:	a2160c54b5929dd3f48a2a37eadf3920
humanhash:	michigan-five-item-north
File name:	TNT AWB TRACKING DETAILS.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	596'480 bytes
First seen:	2020-06-04 06:38:41 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:hf7K0Zn2uP81g3C2L8w+wasqwn1bIIB5V5ci3cf1QUJz/xHUXRlW3T/PC3f:hFZn2wxCHDx0hleTi
Threatray	2'753 similar samples on MalwareBazaar
TLSH	59C4399C726072EFC85BD472DEA82C68EA5174BB831F4207902715ADEE4D997CF244F2
Reporter	abuse_ch
Tags:	exe NanoCore nVpn RAT TNT

abuse_ch

Malspam distributing NanoCore:

HELO: server.windsomachines.com
Sending IP: 188.225.18.237
From: TNT OFFICE <sales@windsomachines.com>
Subject: TNT Express //Arrival Notice // AWB #9078013580 6/04/2020
Attachment: TNT AWB TRACKING DETAILS.PDF.z (contains "TNT AWB TRACKING DETAILS.exe")

NanoCore RAT C2:
royal2222.duckdns.org:8804 (185.140.53.18)

Pointing to 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

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-06-04 07:37:12 UTC

AV detection:

19 of 31 (61.29%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=icfwo3afzxrwepusohjzyihmdgvktlmyqlnq6ccfcrbdpfajx2mq._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

305eb08e59ef7e93a40e6eb8edf0c4a336ff54bfc07cac69d1744c949f53757e

NanoCore

3e0a5536a96d3ea0b97b034c193bcb933f2dd8dfc8e159915951ab3842630b20

NanoCore

6343bc22fcb1a909e908ca7c0fa90d34e09f669dbd72a69e75ff8af7a9d217eb

NanoCore

67fef2f83af3da398f5e144ccc65e18d7d30b57f53d94658cd62fe53d5e3d81b

NanoCore

6eb10ca3e8026756f417b8e04510f768c28175817c73be8f21514dfb186d687f

NanoCore

8c71aca391fbd24fb5400cbc0cea7bfc424dfac861cbfebbac25393e8b21bbf4

NanoCore

8f98784c107af1ace1c7437d885de9d5e7c253389c53a10ebb8a8d1b3c49477d

NanoCore

b8e2713744ae4bf75f6f051a88fd7cd88aa5a9d0e5707932b44a5fb47dd73057

NanoCore

f036e2aa7615446d2cb3ab689b13aac4055bf2cb8b19b0999db08d7052a80bf1

NanoCore

+ 2'743 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-k56aegctpj/

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:

royal2222.duckdns.org:8804

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/