MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19dcafec37ae1784254a1e687c89f28f211b833a8ed7c5437db9443c5f51336c. 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: 19dcafec37ae1784254a1e687c89f28f211b833a8ed7c5437db9443c5f51336c
SHA3-384 hash: 63d3ca3fd9de106149bc2e56d81a0902b55c978e0ff5a942c0d9f81874dc287c66e16cf474e03519b10689ee4f5979cc
SHA1 hash: 324cb2ad8780ceb7a69df132b1df63e9b6d23054
MD5 hash: 6b1d55e0199b6c580c72119c108efb54
humanhash: mirror-monkey-helium-victor
File name:RFQ052020.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'860'096 bytes
First seen:2020-05-20 06:52:01 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:+tb20pkaCqT5TBWgNQ7aK+KBg3zmCGCGxK47a3CInslj2i5F4lRFKciVAaohYiXO:rVg5tQ7aKvJ57UCOKj54HFpHMc5i6+5
Threatray 2'187 similar samples on MalwareBazaar
TLSH 5285DF12339D8661E27E6173791567016EBBF81525A0FC772FA7CB3CAB101210E2976F
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: sanyuktaguptea.pw
Sending IP: 173.82.232.171
From: Aashish Singh <info@sanyuktaguptea.pw>
Reply-To: alauddiinns@gmail.com
Subject: Quotation Request
Attachment: RFQ052020.arj (contains "RFQ052020.exe")

NanoCore RAT C2:
185.244.29.132:1985

Hosted on nVpn:

% Information related to '185.244.29.0 - 185.244.29.255'

% Abuse contact for '185.244.29.0 - 185.244.29.255' is 'abuse@gerber-edv.net'

inetnum: 185.244.29.0 - 185.244.29.255
netname: GERBER-NETWORK
descr: Wonsan, Kangwon-do
descr: Choson Minjujuui Inmin Konghwaguk
country: KP
admin-c: GN5022-RIPE
tech-c: GN5022-RIPE
org: ORG-GN148-RIPE
status: SUB-ALLOCATED PA
mnt-by: GERBER-MNT
created: 2018-01-31T19:41:57Z
last-modified: 2020-04-06T22:16:40Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

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

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-20 07:36:30 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
23 of 31 (74.19%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dhok73bxvylyijkkdzuhzcpsr4qrxaz2r3l4kq35xfcdyx2rgnwa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
emotet
Create hunting rule
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NanoCore
17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2
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3964739a8988be3dc3ffe71ce4fdd86bfef579f4cfdfac1c97d123805cd0ea2a
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71b9cfc637c0d49cc0375574e6254b09545d4ebc584b734aa8e35cf04b991332
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944b633d92799fe6aeefae5de7945b6b0b69020ed669d9d7e68ebd80868771e6
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a97cbea3af021993de44693e3dc76121041e99a3d21e4936f84341952e1464cd
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d1890599ae15f13b1fc26efd5221a7a20949db644edc28aa3480c0042dc0a6fc
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dc28fee9ff485f98bb7a9369a6e24ad8f1a63c123cc9c39ee676d933e1999fc6
NanoCore
f8ff57b39131774171a58b4bc7784384a8823eeed42179505e9edfef7a002655
NanoCore
+ 2'177 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-htts29yhw2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
NanoCore
Malware Config
C2 Extraction:
185.244.29.132:1985
127.0.0.1:1985
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.

Malspam

NanoCore

arj 82dca3cfbc3ee8fbb43ce3ff02a66cc676dd2592804f56f41d6cd173726191e4

NanoCore

Executable exe 19dcafec37ae1784254a1e687c89f28f211b833a8ed7c5437db9443c5f51336c

(this sample)

  
Dropped by
MD5 e8514befcc1a98ce9062068d43c08261
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 82dca3cfbc3ee8fbb43ce3ff02a66cc676dd2592804f56f41d6cd173726191e4

Comments