MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 259082027a40f37740e063613f60d925ec71e125b3841d4580b6d569f00f5ab1. 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:	259082027a40f37740e063613f60d925ec71e125b3841d4580b6d569f00f5ab1
SHA3-384 hash:	e3187b878d92d3bb4f81faa327c6d222724b814721c3f8882d3a2b66522687339f96bcb35b00bb4b38bd58ec9174a5cb
SHA1 hash:	6d51918182827adf3a7942ed8e081440b5235a56
MD5 hash:	54aec0c304061dfcb0992b2eff27e80e
humanhash:	minnesota-alabama-early-north
File name:	54aec0c304061dfcb0992b2eff27e80e.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	613'320 bytes
First seen:	2020-09-07 09:05:46 UTC
Last seen:	2020-09-07 09:42:40 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep	12288:M2w3j1/hVZAJvAfSnAOuzRPLg5+HrJMpCXzZtWd5Rvv0o+kHY1BqE:M2wJ/hAaY0R84HrJU+ta5Vv0FBqE
TLSH	DDD4120AFB818D26C58E13744591C2F20A707D26E346DB4F68DCFE437E79BE269019E9
Reporter	abuse_ch
Tags:	exe NanoCore RAT

Intelligence

File Origin

# of uploads :

# of downloads :

245

Origin country :

n/a

Vendor Threat Intelligence

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/57635/

Detection(s):

SecuriteInfo.com.generic.ml.1501.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Adding an access-denied ACE

Creating a file

Creating a file in the %AppData% subdirectories

Sending a UDP request

DNS request

Connection attempt to an infection source

Unauthorized injection to a system process

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/259082027a40f37740e063613f60d925ec71e125b3841d4580b6d569f00f5ab1/

Threat name:

ByteCode-MSIL.Backdoor.NanoBot

Status:

Malicious

First seen:

2020-09-07 07:04:06 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ewiieat2idzxoqhamnqt6ygzexwhdyjfwocb2rmaw3kwt4aplkyq._file

Result

Malware family:

nanocore

Score:

10/10

Tags:

keylogger trojan stealer spyware family:nanocore

Link:

https://tria.ge/reports/200907-93ds4hv476/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

NanoCore

Malware Config

C2 Extraction:

vreme.ddns.net:1012
185.244.30.251:1012

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/259082027a40f37740e063613f60d925ec71e125b3841d4580b6d569f00f5ab1

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/