MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43e1811a05462e842241e679ba6735adbec0b5e24892df70a411f884d07500d5. 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: 43e1811a05462e842241e679ba6735adbec0b5e24892df70a411f884d07500d5
SHA3-384 hash: f74eb8da08f765be297cebe9f23b9b84e966a352cdf5f32f2f5b62ea48dba203af335de75d7d62d7fc3326edcd7d262d
SHA1 hash: 9daecb9c02d5feb13ee904893eb5c48044ed6663
MD5 hash: c61c73498de65a9ff66b2414830e6acf
humanhash: spaghetti-river-helium-river
File name:R.F.Q.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'473'536 bytes
First seen:2020-05-11 09:19:27 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:btb20pkaCqT5TBWgNQ7aBY4l+r95Lsm7jdjFJfcYQS770O7at6A:YVg5tQ7aBw95QmlPfLQS77jq5
Threatray 1'908 similar samples on MalwareBazaar
TLSH 8C65CE12639D8260C37E51737A1577116EBBF82936A1FCFB2FB4C93CA9101215E0A66F
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: qproxy2.mail.unifiedlayer.com
Sending IP: 69.89.16.161
From: Freda <jack.wangg@zoho.com>
Reply-To: sparesmrrn@gmail.com
Subject: REQUEST FOR QUOTATION
Attachment: R.F.Q.05112020..gz (contains "R.F.Q.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 :
89
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:
2020-05-11 04:44:26 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipqycgqfiyxiiisb4z43uzzvvw7mbnpcjcjn64fech4ijudvadkq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
02b10c6690bd0ed3e9b675553519df78a7ede63a398d68304043eacb691fd305
NanoCore
03eacd008568d29ca8c5a4b9735f7fb6d2b2e5b7a1726f7ed316380e7b9f3e5c
NanoCore
17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2
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1c2fafc2031b76ab4caf3f91474f023321703a820209da4591192b6ca7cd09d2
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582ec0985f0066dab40c455d1f8e6c414d9d5d0c156f673c6327efb901d97542
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7170afaea1dbb708d92f335dbcbf2677704d6abb91cb6d3f08cca0ed470d3dac
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73db44bf103e307704faafe310253e8b810593856abf4e92295f68f47532742c
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8275f526465d7b9d806b1be78d895d7f499044b456be1aec36b8cac8188890ac
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944b633d92799fe6aeefae5de7945b6b0b69020ed669d9d7e68ebd80868771e6
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a73359e756c28a176925f85e7aa0326213bbf54c5fea0dac86215341fa258cc6
NanoCore
+ 1'898 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-p86hf4kq3s/
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
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

gz 85aaf0f327e13819260da3bec2a794b8f5f1023134829b04b349903d3d14d10f

NanoCore

Executable exe 43e1811a05462e842241e679ba6735adbec0b5e24892df70a411f884d07500d5

(this sample)

  
Dropped by
MD5 210b29abe2ed69bfe9ef2ce3a5574a77
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 85aaf0f327e13819260da3bec2a794b8f5f1023134829b04b349903d3d14d10f

Comments