MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a73359e756c28a176925f85e7aa0326213bbf54c5fea0dac86215341fa258cc6. 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


Intelligence File information Yara 5 Comments

SHA256 hash: a73359e756c28a176925f85e7aa0326213bbf54c5fea0dac86215341fa258cc6
SHA3-384 hash: 783c8a6f44add6f903f9bef048d1a91f166c88804486ff8742e9ad6464dbd73065274c01a7f127646e001c84ff870b73
SHA1 hash: 0405bc2027c1dd3af8ca4ce2c5965e3acba91854
MD5 hash: c8781b5096f61ff2c5be9cf36d08ab10
humanhash: cat-hydrogen-angel-cardinal
File name:7165390_Inv0ice_C0py.exe
Download: download sample
Signature NanoCore
File size:1'374'720 bytes
First seen:2020-06-18 15:42:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091
ssdeep 24576:Ntb20pkaCqT5TBWgNQ7axZiTgeC2O17abEpCqkfET236A:+Vg5tQ7axK4TJGEpWETQ5
TLSH C655DF1373DD8360C3B25173BA25B751AE7B7C2606A1F56B2FD43E3DA870122521EA63
Reporter @abuse_ch
Tags:exe NanoCore nVpn RAT


Twitter
@abuse_ch
Malspam distributing NanoCore:

HELO: alt22.smtp-out.videotron.ca
Sending IP: 70.80.0.73
From: Jane Wright <jane@charlestownwineandspirits.com>
Subject: Payment Receipt.
Attachment: 7165390_Inv0ice_C0py.zip (contains "7165390_Inv0ice_C0py.exe")

NanoCore RAT C2:
omojune.duckdns.org:8090 (185.165.153.45)

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 :
39
Origin country :
US US
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Gathering data
Threat name:
Win32.Trojan.Predator
Status:
Malicious
First seen:
2020-06-18 16:36:12 UTC
AV detection:
24 of 31 (77.42%)
Threat level
  5/5
Result
Malware family:
nanocore
Score:
  10/10
Tags:
evasion trojan keylogger stealer spyware family:nanocore
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
NanoCore
Malware Config
Extraction:
omojune.duckdns.org:8090

Yara Signatures


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

NanoCore

Executable exe a73359e756c28a176925f85e7aa0326213bbf54c5fea0dac86215341fa258cc6

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments