MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 67c94b404e2850bd6a8cfb4cac1487c52079d538bb0ea8455f5bfb1090e91c19. 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: 67c94b404e2850bd6a8cfb4cac1487c52079d538bb0ea8455f5bfb1090e91c19
SHA3-384 hash: 416eabcd63502c7e2ba858dcc7354260a23276ae3afd260c9cc9bf7733218830d572a7a932d36c3e5573ada06d3cea1f
SHA1 hash: 0c3f16f316fb52c9977502066d4e0ebafb2822d5
MD5 hash: 5af5cd7e8fecbeabf3d35c0fbadad3c1
humanhash: cup-papa-vermont-moon
File name:REF NO NS109004.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:374'784 bytes
First seen:2020-05-12 15:52:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:TnBPqqleA4vvIPJE+HporARJ7beF4W5L7um0KBTk4gS:TwkeBHIP1H4QbeFnLj0KBTGS
Threatray 1'621 similar samples on MalwareBazaar
TLSH D184E1217258AF0BE75E02FFC8A1D14183F5A0A6A8C2F3C61DD595DB17A87C20592EDF
Reporter abuse_ch
Tags:exe geo KOR NanoCore


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: smtp2.hiworks.co.kr
Sending IP: 121.254.168.210
From: 대표이사 <tongshim@stechnopia.com>
Reply-To: tongshim@stechnopia.com
Subject: REF NO: NS109004
Attachment: REF NO NS109004.rar (contains "REF NO NS109004.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
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Status:
Malicious
First seen:
2020-05-13 01:24:14 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m7euwqcofbil22um7ngkyfehyuqhtvjyxmhkqrk7lp5rbehjdqmq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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21770aa286de38738ddaf3b4237a794ed43f858019f33ed5d2cc570de0ab0eda
NanoCore
21dba41b37835f29fa4166786b44915d69109229a0fd19ee46d14cb2afa7c35b
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59d52036bdcefb1d4b3dd681b01fa5f7d5ea57249f48fd81719f94c06b41dde0
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654a06ec25677a527417902e8c2bec0b87d70c8503d855bcaa346afcd342f9a2
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7e1cc3c2c72032a35e00a39574018d4dc7b5c8b4a2b52e865be86cea4fb03436
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866c0ed515a8b489e43ec168777e102573e313547b9c93f32d93203473502ae1
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a9cd75d30ef66be7f5d70754ff52882fbb390532669d60ad3ecb2df8a4f99a56
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bb7cadc7cf93389caec55f675b9ed8ac420330501cadd255948ecf3dac22124a
NanoCore
c7b2ccb3b7d10086bb22d8b8034a4646bafb1b0a438b8e08a3cc198393d57dd7
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dff01b9f8946ed3792fe4e32ae3f95834c892f16ca219dc99d78fd15064f82a2
NanoCore
+ 1'611 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/201109-7bk1lpyb2s/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
NanoCore
Malware Config
C2 Extraction:
185.140.53.25:1970
dikaa.ddns.net:1970
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.

d59317eebbb9f7c9daf32e74610ee8a8

NanoCore

Executable exe 67c94b404e2850bd6a8cfb4cac1487c52079d538bb0ea8455f5bfb1090e91c19

(this sample)

  
Dropped by
MD5 d59317eebbb9f7c9daf32e74610ee8a8
  
Delivery method
Distributed via e-mail attachment

Comments