MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55aefb224ad3c9381b95d6c131b58141aeea9e59046eae8b53968a274108cfa8. 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: 55aefb224ad3c9381b95d6c131b58141aeea9e59046eae8b53968a274108cfa8
SHA3-384 hash: 07b237ecae59eb84f7246bd7af1361447330daaac40dba7f5497288acac4a3bab85794ea974a160235f2efe75e8d067f
SHA1 hash: 3cd4a1abbe1da82b3ae17e5aea16764dab8a6607
MD5 hash: 714a769455675fe6a74c9448caa29c5d
humanhash: florida-texas-social-fish
File name:nnnnn.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:565'248 bytes
First seen:2020-05-08 07:57:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:1BI9c0oyCxiUwbw1bwq/NxkrkzvmvaFEQbzdvTDoQodKDEYXCK+N:JiSMq/NxSgvrEQRTDcd0E9N
Threatray 1'444 similar samples on MalwareBazaar
TLSH 7BC4A01DBB0FEE34F86AB97C91C200508013BED119D7A5766B8DF206E635E8409F6E5B
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
NanoCore RAT payload URL:
http://ardenteknoloji.com/nnnnn.exe

NanoCore RAT C2:
bright1.awsmppl.com:4777 (79.134.225.89)

Pointing to nVpn:

% Information related to '79.134.225.64 - 79.134.225.127'

% Abuse contact for '79.134.225.64 - 79.134.225.127' is 'abuse@your-vpn.network'

inetnum: 79.134.225.64 - 79.134.225.127
netname: YOUR_VPN_NETWORK
country: DE
remarks: ****************************************************
remarks: This subnet belongs to a VPN service provider.
remarks: We protect the right to privacy, which means
remarks: we don't log the activities of our users.
remarks: ****************************************************
admin-c: EH4074-RIPE
tech-c: YVN10-RIPE
status: ASSIGNED PA
abuse-c: YVN10-RIPE
org: ORG-YVN1-RIPE
mnt-by: AF15-MNT
created: 2019-07-19T18:26:38Z
last-modified: 2019-07-19T18:51:28Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.DownLoader33.39646.20977.21127.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Nanobot
Create hunting rule
Status:
Malicious
First seen:
2020-05-08 01:22:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
49
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kwxpwisk2petqg4v23atdnmbigxovhszarxk5c2ts2fcoqiiz6ua._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
013e28fb236b074fae60d3252c602924a886ad4c311310dbb19f85ba1c5e2425
NanoCore
1d3e38ff70272b2ee8824d36b06051a84edb71f454d714d45066f934fc88d3a7
NanoCore
2f7fe8478a3b7e654cdacc53ed9a4ee0bc607aa75f302618ba8ed713bac399be
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6d6f5f18b3a61dc596b10fbca17969aa9e8b2d771af6b9084977e0dfa70ff6e6
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7795d2106023220b5e106b1e05815e7818d66189c01d4bc927767008fccdc6d2
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c4b8370a2f9b30c900f56ba9b2a405f5d4febde0515c52647af81b79eaf7febf
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cff3d5fedc8fdab09a7b27524a02503b53f4f7378ab0a09219701d3b9c3e68f4
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dca09e669f01dcc5efa9ab9120ce3febd53868b3ba12a6e0b4574b82b3d0e392
NanoCore
ed544c300a04ddf77c6537f3cb78177f12c9a23e62d06189a19eee966caf9631
NanoCore
ed6ea055c622adab41b5eba73b4d556c4c843b9e77e21933297ca0ce972ce5c4
NanoCore
+ 1'434 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-j5841e1d1a/
Behaviour
Delays execution with timeout.exe
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
Loads dropped DLL
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
bright1.awsmppl.com:4777
ml.warzonedns.com:4777
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

Word file doc e526dbaa8342343233a5309f052053b6b068943e1133c627f0fd3c910ea6ee64

NanoCore

Executable exe 55aefb224ad3c9381b95d6c131b58141aeea9e59046eae8b53968a274108cfa8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/359856/
  
Dropped by
MD5 d964744f7b98bb5007ba5ef3c562f794
  
Dropped by
SHA256 e526dbaa8342343233a5309f052053b6b068943e1133c627f0fd3c910ea6ee64
  
Delivery method
Distributed via web download

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