MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ce8036a3dce940ac788926ec9b76a2cef7974335c9bdfc5dc0e36252eeafbb6f. 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:	ce8036a3dce940ac788926ec9b76a2cef7974335c9bdfc5dc0e36252eeafbb6f
SHA3-384 hash:	609d393c6c431dc68645ef7a1dc0461fddb8473a0cf0161b0088000794bf123c5eed6ca1058920a8bfb87dfa610cd587
SHA1 hash:	4b3828e017984e480a6606c91084fcd1e252cacf
MD5 hash:	d6c1556115e71fcca37d73a39ed07a82
humanhash:	alanine-robert-seventeen-massachusetts
File name:	PO-SK338892220.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	386'560 bytes
First seen:	2020-05-11 08:51:36 UTC
Last seen:	2020-05-11 09:58:58 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:hYsUY1CklqfC7k3cvaX0il+gtExlFE5aS/XHUEDPUEILUniCYE6kpvpSvhSQUhWJ:ZqfC7k3cvaX0il+gyFUT6dBUQKAPNxr
Threatray	1'207 similar samples on MalwareBazaar
TLSH	A284AE04369C6B7AE0B66BF52AA4A051D7B1706A3466E7AD4CD250CB42F4F41C8B0F3B
Reporter	abuse_ch
Tags:	exe NanoCore RAT

abuse_ch

Malspam distributing NanoCore:

HELO: smtp2.hiworks.co.kr
Sending IP: 121.254.168.210
From: 대표이사 <tongshim@stechnopia.com>
Reply-To: tongshim@stechnopia.com
Subject: PO-SK338892220
Attachment: PO-SK338892220.rar (contains "PO-SK338892220.exe")

NanoCore RAT C2:
185.140.53.25:1970

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.Siggen9.45506.18305.4322.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-05-11 10:43:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

26 of 31 (83.87%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=z2adni645faky6eje3wjw5vcz33zoqzvzg67yxoa4nrff3vpxnxq._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

48bef4e5d2768c5ccbbc84d922a276484ce75ed236a72441b5148d7a541a52e3

NanoCore

4e00227920cf24a54644e3d72cf89d01900d591d138eec8dc9eb9682bdac788b

NanoCore

51358357df23c81216cfed7bb144fcf65b611e622a661fa9fd5beaea4d749bb3

NanoCore

8eeca9884be4d017c4c5cf62fd5b080efd5cf3e9c85d70c518ae31d796713110

NanoCore

9fb0d4a6cb16d10fc8c584647a21530ec375abf85b5a48d7d7578ebe6dc36f27

NanoCore

ade559fead2fb46603d4e1ee25ba703f093107ad8ac2a643ffd7bb7614459205

NanoCore

ca8bee78548af15a74451cdf1b85cd25033cd76d340f974d98b315f2d4cc7110

NanoCore

e643abc845abbeff62e11e9b5e3ca4c3367a3aad01d5d4733c34c965cad9dc0c

NanoCore

f1102765bde9d2485559822259bb55539749ae15cbe3378bfc4146586900fba8

NanoCore

+ 1'197 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

family:nanocore keylogger spyware stealer trojan

Link:

https://tria.ge/reports/201109-ev2vwnyc9a/

Behaviour

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

NanoCore

Malware Config

C2 Extraction:

185.140.53.25:1970
dikaa.ddns.net:1970

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/