MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ebfc6d0bbfc1a7551f073d7ca017595f87f866b6632d4b405522a6a2c2ac4d4d. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	ebfc6d0bbfc1a7551f073d7ca017595f87f866b6632d4b405522a6a2c2ac4d4d
SHA3-384 hash:	4bd8e3ed9ff265b775a77702ca1a59c3febf7d9b9b238a3d3d5dc789e3b00a89fd1f4ce5cb6c2ec2f9599bb584c119e6
SHA1 hash:	582c8d99af6f473a2dcd74ddd75f7bc0f408ae0d
MD5 hash:	b2d23dfc3a36eb5e35927bc61741f05c
humanhash:	yellow-uranus-vegan-butter
File name:	VdSKOZPEkDswJQz.exe
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	395'776 bytes
First seen:	2020-07-03 18:07:27 UTC
Last seen:	2020-07-03 18:49:24 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:uYtMG8Cq8+Ou23lB8QsFtc0BD8WIRRyxk4hf8Z38I52iL1Z8I/1ZtH1dTI6z5s7z:uDrIbZjTI667E9H6h0oJ0KDHWig
Threatray	1'128 similar samples on MalwareBazaar
TLSH	8784D01033E45F95D27DB7F44623901C47BBB93AD275E20C0EDA16EE0A67B818B50B9B
Reporter	abuse_ch
Tags:	exe NanoCore RAT

abuse_ch

Malspam distributing NanoCore:

HELO: vps.orthilis.com
Sending IP: 45.95.169.120
From: Banco de Crédito del Perú <info@orthilis.com>
Subject: Re: detalles de transferencia
Attachment: Detalles del pago.r11 (contains "VdSKOZPEkDswJQz.exe")

NanoCore RAT C2:
185.140.53.11:6532

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 :

101

Origin country :

n/a

Vendor Threat Intelligence

Detection:

NanoCore

Link:

https://www.capesandbox.com/analysis/18781/

Detection(s):

SecuriteInfo.com.Fareit-FVXB2D23DFC3A36.11688.UNOFFICIAL

Detection:

nanocore

Link:

https://mwdb.cert.pl/sample/ebfc6d0bbfc1a7551f073d7ca017595f87f866b6632d4b405522a6a2c2ac4d4d/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-03 18:09:05 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=5p6g2c57ygtvkhyhhv6kaf2zl6d7qzvwmmwuwqcvektkfqvmjvgq._file

Verdict:

malicious

Label(s):

nanocorerat

NanoCore

3bd12baef994051710772b1f9400c8b6f04163ebafc9edc9de5bd9b15297c61d

NanoCore

6748690a2f2b4b6d137354eb13d5d86eb83867a372819c2377ac0f92975588e8

NanoCore

7f41f48a7e8e4e0e5a1a718cee1e04a2eed7600bca5f44f87221b82ee0ce6aa8

NanoCore

831d3f64936f8082983b92c219976473a0cebca333b3d8af053bb1bc8de3fe57

NanoCore

ab7af6134b5318adf07e505548873766326ddd9cb6ac89804c2e8924bceb8ec0

NanoCore

bbb434180f465363ccad24124ff5a3f326d994952fe1146c8d7b7a32bf3319f3

NanoCore

c70115af42fcb154ccb1e348ee9a233e46ea70c6c7ac589bdeeb9e6cf47a7f79

NanoCore

cf9ad825f52e8a1af6104737421de123b3ebe44d62a51c340d69fd1d85d9d0b2

NanoCore

d04d90f7bcdc49c192a42ed8a0c25fb4c0549d21ba633917d8f6a84d70b52d35

NanoCore

+ 1'118 additional samples on MalwareBazaar

Result

Malware family:

nanocore

Score:

10/10

Tags:

evasion trojan keylogger stealer spyware family:nanocore

Link:

https://tria.ge/reports/200703-lzfgbcqxr6/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Checks whether UAC is enabled

NanoCore

Malware Config

C2 Extraction:

185.140.53.11:6532

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/