MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8aadc9eae1964c2fa5d3ba8f6816a239db391f4cfb38785367eee5f2923b5f9b. 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: 4


Intelligence 4 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8aadc9eae1964c2fa5d3ba8f6816a239db391f4cfb38785367eee5f2923b5f9b
SHA3-384 hash: e548cc1c7bdbb93bfe6e0d4dc1f2bfbe3bfb12b483b654988e5e067a5f52b64d513a8fa786a98a0c370a73f78deeedc0
SHA1 hash: 7d14a86d53b3591d913d6ce27fca3555d23a896e
MD5 hash: bb30a5e1454d78bb61dba27beaaab915
humanhash: bacon-oranges-happy-whiskey
File name:Contract202000101010.pdf.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:365'568 bytes
First seen:2020-05-01 11:15:43 UTC
Last seen:2020-05-01 11:56:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:0/NHNHnQlFsxQYNPZRnocTLMdiSWo9IMmXW6flOnwt14SGdIdPHeXF4JvXp3HliY:GNH5nQlF6RhecTwdcVU6fq+44dGXF4J1
Threatray 1'392 similar samples on MalwareBazaar
TLSH 0474F16E2BD4C926C76E91BDCC61CB6087F9C1D53C93FB4E4E92A0B52493BB061142DE
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: mail.pmrpallet.com
Sending IP: 180.232.21.106
From: Angelie Albano <angeliec@pmrpallet.com>
Subject: ITM CO., LTD contract
Attachment: ITM CO., LTD contract.pdf.rar (contains "Contract202000101010.pdf.exe")

NanoCore RAT C2:
boss2020.ddns.net:6789 (185.140.53.25)

Pointing to nvpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@FOS-VPN.org'

inetnum: 185.140.53.0 - 185.140.53.255
netname: Freedom_Of_Speech_VPN
remarks: Before you contact us, please read:
remarks: 185.140.53.0/24 belongs to a NON-LOGGING VPN service.
remarks: We don't log any user activities.
remarks: We believe that the right to informational self-determination and the
remarks: right to privacy are essential to all citizens of all countries.
remarks: We don't host anything else on our servers than VPN software and our
remarks: customers can open a fixed number of Ports.
remarks: Like Public WiFi or Tor Exit Node Operators we cannot be held responsible
remarks: for the actions of our customers, because we simply can't (and to be
remarks: honest: don't want) to control them.
country: EU
org: ORG-SL751-RIPE
admin-c: SL12644-RIPE
tech-c: SL12644-RIPE
status: ASSIGNED PA
mnt-by: FOS-VPN-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-04-06T18:59:49Z
source: RIPE

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.43642.10852.8363.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-01 03:43:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rkw4t2xbszgc7jotxkhwqfvchhntsh2m7m4hqu3h53s7fer3l6nq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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+ 1'382 additional samples on MalwareBazaar
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

rar aef32cac97939c64ec70509a1afa2498619042602f327c9d5098a056205c4168

NanoCore

Executable exe 8aadc9eae1964c2fa5d3ba8f6816a239db391f4cfb38785367eee5f2923b5f9b

(this sample)

  
Dropped by
MD5 b6b067bcbd520df3218d3ed89ee37bd2
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 aef32cac97939c64ec70509a1afa2498619042602f327c9d5098a056205c4168

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments