MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2555c6b4e0ce36a2851a552bfdea36410360e55a877ff6028458b14088062c37. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2555c6b4e0ce36a2851a552bfdea36410360e55a877ff6028458b14088062c37
SHA3-384 hash: e64581872d8043c143d40bcf06edd94ee6c175688f2bca00d9cec544cac8b593923cce9ce613b021324efbab43ad76e4
SHA1 hash: 7eb430a9d4d0d535ffd4907c83ac1619f40b6dbd
MD5 hash: 68ee59f932e6c609036437d1c052e884
humanhash: red-maine-spaghetti-red
File name:Doc_0210_10_07_2020.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:832'000 bytes
First seen:2020-07-10 07:27:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2050fc6fe8629092d6969251a507616c (10 x AgentTesla, 3 x AZORult, 3 x MassLogger)
ssdeep 12288:wZg4xCln237ztIdDN0P7Z5c0z+uP4nyirARkNQ2A6rSV29YZ+XNG/pIsxlHd:wiyCa7qmd5pLQyir/N+puXA/THd
Threatray 3'230 similar samples on MalwareBazaar
TLSH DA05BF22F5D14833D0B21A7C8D1F6368B92ABE512F3899467BE40D7F9F3A6503935287
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: cloud.spring.net.in
Sending IP: 103.127.29.248
From: Monica Cheng (Mrs) <account@gndc-ups.com>
Subject: Re: Inquiry(PO)
Attachment: Doc_0210_10_07_2020.pdf.zip (contains "Doc_0210_10_07_2020.exe")

NanoCore RAT C2:
darlingtondc.hopto.org:1905 (185.165.153.17)

Pointing to nVpn:

% Information related to '185.165.153.0 - 185.165.153.255'

% Abuse contact for '185.165.153.0 - 185.165.153.255' is 'abuse@privacy-matters.co'

inetnum: 185.165.153.0 - 185.165.153.255
netname: PRIVACY_MATTERS
remarks: This prefix belongs to a VPN service provider.
remarks: For us the privacy of our customers matters, which means we store no logs
remarks: related to any IP addresses.
remarks: Spamhaus, please note that blacklisting the clean prefixes of our hosting
remarks: partners and upstream providers is an act of coercion and will no longer
remarks: be tolerated.
remarks: Coercion is punishable by a custodial sentence or by a monetary penalty.
remarks: If you continue such practice we will not only take legal actions against
remarks: your organization, but also make such blackmailing attempts public in the
remarks: media.
country: AT
admin-c: PMVS3-RIPE
tech-c: PMVS3-RIPE
org: ORG-PMVS1-RIPE
status: ASSIGNED PA
mnt-by: PM-MNT
created: 2019-10-18T12:14:26Z
last-modified: 2019-10-18T13:31:16Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24278/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Trojan.Delf.FareIt.Gen.7.2197.30182.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
DNS request
Connection attempt
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2555c6b4e0ce36a2851a552bfdea36410360e55a877ff6028458b14088062c37/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 05:45:36 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=evk4nnhazy3kfbi2kuv732rwiebwbzk2q577mauelcyubcagfq3q._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
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dea3774e5c5ae207131be64dec69219c8e0274ee90efc6914ceaedf551f255c6
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f540fb6b1e7f9612aa1ca6347c6de7a54ab883bcd23463a5011d0cbc57383974
NanoCore
+ 3'220 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
evasion trojan keylogger stealer spyware family:nanocore
Link:
https://tria.ge/reports/200710-jv29m5ea66/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetThreadContext
Checks whether UAC is enabled
UPX packed file
NanoCore
Malware Config
C2 Extraction:
darlingtondc.hopto.org:1905
185.165.153.17:1905
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2555c6b4e0ce/report/overview.html
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

zip 4238bac1e124c06377fec89e4e53247de20a383a1735fca78e0e3f76c9ab2838

NanoCore

Executable exe 2555c6b4e0ce36a2851a552bfdea36410360e55a877ff6028458b14088062c37

(this sample)

  
Dropped by
MD5 546333334a80675886ab06aa9540b64d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24278/
  
Dropped by
SHA256 4238bac1e124c06377fec89e4e53247de20a383a1735fca78e0e3f76c9ab2838

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