MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 51b15f2f55025fe7eff1ee4a4f5a2bedc616f3e0fc678a01a108d52c41e693ec. 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
| SHA256 hash: | 51b15f2f55025fe7eff1ee4a4f5a2bedc616f3e0fc678a01a108d52c41e693ec |
|---|---|
| SHA3-384 hash: | 504e86549a0626bd78b5e67b2aa3cccf053f74a5015c9d11b887f7f4de58850c8ec3bd1988ff91e82cf0eda1a30dc7e3 |
| SHA1 hash: | 680dd9446633c37b09e2bc0542d86628ececc397 |
| MD5 hash: | a2301e5f6bb76e888d242c4a6a49af47 |
| humanhash: | magazine-jersey-stairway-mexico |
| File name: | Enquiry list.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 1'739'264 bytes |
| First seen: | 2020-05-20 12:28:11 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT) |
| ssdeep | 24576:VCdxte/80jYLT3U1jfsWaix1ov8MBkZxiwluLi1Jc6kmeuBuUieBHXJQ:8w80cTsjkWaiQv8MBuig5PH8UJi |
| Threatray | 1'807 similar samples on MalwareBazaar |
| TLSH | B485E02273DDC360CB669173BF29B7016EBF78750630B95B2F880D7DA950162262D7A3 |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore nVpn RAT |
abuse_ch
Malspam distributing NanoCore:HELO: zimbra.fcjcorp.com
Sending IP: 54.158.42.8
From: Mary Campbell. <pedro.henrique@medbeta.com.br>
Reply-To: marylcal@gmail.com
Subject: Enquiry
Attachment: Enquiry list.img (contains "Enquiry list.exe")
NanoCore RAT C2:
u852117.nvpn.so:5638 (194.5.97.449
Pointing to nVpn:
% Information related to '194.5.97.0 - 194.5.97.255'
% Abuse contact for '194.5.97.0 - 194.5.97.255' is 'abuse@inter-cloud.tech'
inetnum: 194.5.97.0 - 194.5.97.255
netname: Privacy_Online
remarks: ------------------------------------------------------------------------
remarks: This prefix is used by a non-logging VPN service provider.
remarks: We don't log any user activities.
remarks: We don't host anything else on our servers than VPN software (OpenVPN,
remarks: IKEv1 & 2, WireGuard ...).
remarks: Our customers can open up to 8 Ports (TCP & UDP).
remarks: We support the Tor Project: https://www.torproject.org
remarks: Before sending us potential complaints, please read:
remarks: https://www.torservers.net/abuse.html
remarks:
remarks: We are under constant pressure by Spamhaus.
remarks: Spamhaus issues tons of fake SBL listings in order to destroy our service.
remarks: They use fake identities, violate EU laws and hide outside the EU in
remarks: Andorra to avoid legal consequences.
remarks: Please don't trust this organization.
remarks: If you have any questions related to our service, please contact us
remarks: directly via e-mail: support@inter-cloud.tech
remarks:
remarks: Thank you.
remarks: ------------------------------------------------------------------------
admin-c: RA9926-RIPE
tech-c: RA9926-RIPE
org: ORG-NFAS6-RIPE
country: RU
status: SUB-ALLOCATED PA
mnt-by: inter-cloud-mnt
created: 2018-07-23T09:31:45Z
last-modified: 2020-03-10T21:27:32Z
source: RIPE
Intelligence
File Origin
# of uploads :
1
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
Script-AutoIt.Trojan.Injector
Status:
Malicious
First seen:
2020-05-20 12:37:21 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
23 of 31 (74.19%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
dridex
Similar samples:
+ 1'797 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
NanoCore
Malware Config
C2 Extraction:
u852117.nvpn.so:5638
comcasted.duckdns.org:5638
comcasted.duckdns.org:5638
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 |
|---|---|
| Author: | abuse.ch |
| Rule name: | Nanocore |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Nanocore in memory |
| Reference: | internal research |
| Rule name: | Nanocore_RAT_Feb18_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Nanocore RAT |
| Reference: | Internal Research - T2T |
| Rule name: | Nanocore_RAT_Gen_2 |
|---|---|
| Author: | Florian Roth |
| Description: | Detetcs the Nanocore RAT |
| Reference: | https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/ |
| Rule name: | win_nanocore_w0 |
|---|---|
| Author: | Kevin Breen <kevin@techanarchy.net> |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
Comments
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