MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b87ec3d4ae4232b0e9a0e6f42f32717242f8eabaed85c2d380737a3fa17bbf4e. 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: 8

Intelligence 8 IOCs YARA 5 File information Comments

SHA256 hash:	b87ec3d4ae4232b0e9a0e6f42f32717242f8eabaed85c2d380737a3fa17bbf4e
SHA3-384 hash:	10b8ace0e218090a20f5ea90f8655000de74e5ab670903b65642d02b0dc77b7ede33bbe779d6d8468fc43d8d61567199
SHA1 hash:	33c0ff43434380b87fcfab0ba3ac6cde854271af
MD5 hash:	ad1c42862f698ded13eee3062d95cb1a
humanhash:	salami-finch-moon-nitrogen
File name:	Swift Copy.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	352'768 bytes
First seen:	2020-07-13 07:02:37 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:C23TV/3gXDkNILaxrFFvT5R3Ec0V8pj1DrUcwfFVMg:BTV/3cSF7X3eepjNsVMg
Threatray	1'355 similar samples on MalwareBazaar
TLSH	D2740185D2860256DD2A5770BCA31F56C237BEB27C32F16E6B4C32B09BB72C75521B21
Reporter	abuse_ch
Tags:	exe NanoCore nVpn RAT Santander

abuse_ch

Malspam distributing NanoCore:

HELO: host12.dnsforindia.com
Sending IP: 103.235.106.141
From: Banco Santander SA <accionista@santander.com>
Reply-To: sjrkintluea@gmail.com
Subject: Your beneficiary advice from Banco Santander SA branch/subsidiary
Attachment: Swift Copy.arj (contains "Swift Copy.exe")

NanoCore RAT C2:
185.165.153.26:1985

Hosted on nVpn:

% Information related to '185.165.153.0 - 185.165.153.255'

% Abuse contact for '185.165.153.0 - 185.165.153.255' is 'abuse@privacy-matters.co'

inetnum: 185.165.153.0 - 185.165.153.255
netname: PRIVACY_MATTERS
remarks: This prefix belongs to a VPN service provider.
remarks: We stand for freedom and privacy protection, therefore we don't log any user activities.
country: EU
admin-c: PMVS3-RIPE
tech-c: PMVS3-RIPE
org: ORG-PMVS1-RIPE
status: ASSIGNED PA
mnt-by: PM-MNT
created: 2019-10-18T12:14:26Z
last-modified: 2020-07-11T11:22:34Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

107

Origin country :

n/a

Vendor Threat Intelligence

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/25074/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Creating a file in the %AppData% subdirectories

Creating a file in the Program Files subdirectories

Connection attempt

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Connection attempt to an infection source

Enabling autorun with Startup directory

Unauthorized injection to a system process

Detection:

nanocore

Link:

https://mwdb.cert.pl/sample/b87ec3d4ae4232b0e9a0e6f42f32717242f8eabaed85c2d380737a3fa17bbf4e/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-13 00:53:21 UTC

AV detection:

21 of 27 (77.78%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=xb7mhvfoiizlb2na432c6mtrojbpr2v25wc4fu4aon5d7il3x5ha._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

1b63db723d1957b88d6199fb5ea958f28de43333d2482a137c5b73b8be78a4a0

NanoCore

1e82507cd7b999f2ffa46f4591486b0ff45fb3fc664419279c15677f4a5a20d9

NanoCore

5056afb57576d4fc72369a0c11d434406085f7e62f773f3db7e297061cba717a

NanoCore

75ce329091d54aa2fcf6cd6f58704493e0f4ac878279c49db239140051341931

NanoCore

9d7e42c747de8d1f950c5fb27e4bee452d41140969f7a3af1da9e20e7fde6613

NanoCore

a4871c9770bdd0f9454e689411f3ffb3267913568b49f6457d681470770fa92e

NanoCore

aa5bb63c10ba7512a7f1612ca4b89768023be9fe17bcdf07665ec06640ca242d

NanoCore

d12fda0c8cf02474c474c6cbeba40591ba336a7fdf8d3f164493e5f6200f77ca

NanoCore

edc773741982183fbbca2bc01649bdd6904f8aac5392cec6cfcfeab881c1e727

NanoCore

+ 1'345 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

evasion trojan keylogger stealer spyware family:nanocore persistence

Link:

https://tria.ge/reports/200713-827c84cw6s/

Behaviour

Suspicious use of AdjustPrivilegeToken

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Drops file in Program Files directory

Suspicious use of SetThreadContext

Checks whether UAC is enabled

Adds Run entry to start application

NanoCore

Malware Config

C2 Extraction:

185.165.153.26:1985

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/