MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba. 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: d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
SHA3-384 hash: 4495b1d39366fcc0f833e004a955ca0123adfaf29bd30560a9b2cadc9ac37da72823fd5aa95cb0105e22f7ac1c5f0383
SHA1 hash: c2a87778540843703570492a9d2ff75af5b83dea
MD5 hash: 547ff5ded8d68b25818d029ac009bb6b
humanhash: six-mockingbird-whiskey-hot
File name:PO.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'325'056 bytes
First seen:2020-06-04 06:51:42 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:Ctb20pkaCqT5TBWgNQ7a4IY1DETxQ3Ktyp2AC6A:PVg5tQ7a4I0DElQp65
Threatray 4'129 similar samples on MalwareBazaar
TLSH A055BD1223DDC264C7BE5173BA557701AEBB782536A1FC7B2FB4093CE9201214E1A66F
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: pmrelo.com
Sending IP: 103.240.91.86
From: Ravindra <sjrkintluea@gmail.com>
Reply-To: sjrkintluea@gmail.com
Subject: Purchase Order-030620
Attachment: PO.gz (contains "PO.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 :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27686.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.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 08:12:44 UTC
AV detection:
20 of 31 (64.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2ntece4zijrjmkjw5ptu2a2vtbuxbxxqzuf43tyir7qqebd57g5a._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
02b10c6690bd0ed3e9b675553519df78a7ede63a398d68304043eacb691fd305
NanoCore
1064f65ca25e0759b7cebcd985a6243c98ccd08317df9f87dd1c8b88c29e2a9a
NanoCore
3964739a8988be3dc3ffe71ce4fdd86bfef579f4cfdfac1c97d123805cd0ea2a
NanoCore
4754abed0a1f36812e547fb94322fc74c557b7928e363d87849d92bf09bd86bc
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49921e6531eac85bf200970640a074072f6071b7a18d23af56706788cd421c1c
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5e09510e834b75413af64e013eda43df867fab6080facf4227a08ca64861a244
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68739817fe82121fcedf1092eca699f59941678ddd9622062c8d40c200bef82f
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9480fd2481f1fdff9980c3364d5a33f8b3271e5566ca7d19329890c7c2dd20cd
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a1520b7826c6a1de6e82b8d24c1667436bb94dac97404959e2c368863a471f6b
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ca05f7a026f3e7fe6cdb73437a37629a528a7a62564c4a1866bc00442a2f2750
NanoCore
+ 4'119 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-hrn15fvmc6/
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

gz a5215b92e33d7c26e43655ac7374af7bf284a6f8e6fd2d6a25b9f128440c2f7a

NanoCore

Executable exe d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba

(this sample)

  
Dropped by
MD5 19102a6217905b6c0677ccf0cf01c53d
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a5215b92e33d7c26e43655ac7374af7bf284a6f8e6fd2d6a25b9f128440c2f7a

Comments