MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05bc00d35dec87d6be4ff6eb04ab1c5c6b3fd006e67429ef35b4eb02b48c489c. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 05bc00d35dec87d6be4ff6eb04ab1c5c6b3fd006e67429ef35b4eb02b48c489c
SHA3-384 hash: 2b0cd4bd3f28f0b62d59164374410cec6461101db2d78dda94b19ac61d57ef6b8b5c58c3b0cc02875d77644c09d00a4c
SHA1 hash: 2e47d4ab2da87ad2b70c17fbf0956a6362625052
MD5 hash: 0ffa1f65d57ccdbfe60220d6a12db857
humanhash: mike-alaska-summer-mars
File name:PagoRecibo20200505753545746654.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'711'104 bytes
First seen:2020-05-05 11:50:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:+tb20pkaCqT5TBWgNQ7azPZAyc/RJLGmgHxyjn7KCZ5Tx+AL0XHs6A:rVg5tQ7az3c/RFGVHQbeuT8XM5
Threatray 1'904 similar samples on MalwareBazaar
TLSH 3985F11263DEC365C7B25273BA25B701BEBF7C2506A1F56B2FD8093DA920122521E773
Reporter abuse_ch
Tags:CaixaBank ESP exe geo NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: vps.applarum.com
Sending IP: 45.95.168.149
From: Banco Caixa <caixabank.servicio@accountant.com>
Subject: Pago Recibo
Attachment: PagoRecibo20200505753545746654.r11 (contains "PagoRecibo20200505753545746654.exe")

NanoCore RAT C2:
hungerfighter.ooguy.com:8070 (185.165.153.203)

Pointing to 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: For us the privacy of our customers matters, which means we store no logs
remarks: related to any IP addresses.
remarks: Spamhaus, please note that blacklisting the clean prefixes of our hosting
remarks: partners and upstream providers is an act of coercion and will no longer
remarks: be tolerated.
remarks: Coercion is punishable by a custodial sentence or by a monetary penalty.
remarks: If you continue such practice we will not only take legal actions against
remarks: your organization, but also make such blackmailing attempts public in the
remarks: media.
country: AT
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: 2019-10-18T13:31:16Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27681.XorExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Predator
Create hunting rule
Status:
Malicious
First seen:
2020-05-05 12:27:55 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=aw6abu255sd5npsp63vqjky4lrvt7uag4z2ct3zvwtvqfnemjcoa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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89f5773de397e09275d7d02812ec937343e878030232964061bb6aafdea5ccde
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ba16a65c18b43738c394c42b43160d34f233feae20d45209c6f759c14482b58b
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c7d61fee58d6bb0e581f517fff6ab3c3738fbb12a261e3ce10c525d18fc1c1a9
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da26ba1e13ce4702bd5154789ce1a699ba206c12021d9823380febd795f5b002
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e9fc4844ee50f9e59616bd7238bfae3de6b8b194abf635e787e5a44d8658fe42
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fa02a7e8922b8a0a152ff8ced55d3b005e6eac67af9d9eff7ec03192b6d1aee3
NanoCore
+ 1'894 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-nc5wcwgaca/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
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:
hungerfighter.ooguy.com:8070
127.0.0.1:8070
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/
Rule name:win_nanocore_w0
Create hunting rule
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.

58eddde83329498529284b0231345fa5

NanoCore

Executable exe 05bc00d35dec87d6be4ff6eb04ab1c5c6b3fd006e67429ef35b4eb02b48c489c

(this sample)

  
Dropped by
MD5 58eddde83329498529284b0231345fa5
  
Delivery method
Distributed via e-mail attachment

Comments