MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4fbfc0a1ae06d604a4c8f1ae0edbcb96d0ffbb9f4fa18a8a86dc66c8efed671e. 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
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SHA256 hash: 4fbfc0a1ae06d604a4c8f1ae0edbcb96d0ffbb9f4fa18a8a86dc66c8efed671e
SHA3-384 hash: db0106d288a78340fdb5ae489ba8b079256bd1bcc2b1baf8c4aa110238907c727a054e1885ee1ecc7ce654633b632be2
SHA1 hash: a559fdec06d84b73c5a27af14e24708db772f59a
MD5 hash: a56c7c32e549710c2b97acd85e7cd948
humanhash: venus-robin-uncle-mobile
File name:FaskMaskProtection_Free_Address_PDF.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'571'840 bytes
First seen:2020-05-04 13:52:47 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:Ctb20pkaCqT5TBWgNQ7axaTkjv4mpk2Gq92Q5xJDGtlV+771EwKTW6A:PVg5tQ7axNQGkEH5xJDKlZE5
Threatray 1'941 similar samples on MalwareBazaar
TLSH 7A75E01273DEC365C3B25273BA65B701AEBF782506B5F86B2FD4093DE820121525EA73
Reporter James_inthe_box
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.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.Nanobot
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Status:
Malicious
First seen:
2020-05-03 13:56:41 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j674binoa3lajjgi6gxa5w6ls3ip7o47j6qyvcug3rtmr37nm4pa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
02b10c6690bd0ed3e9b675553519df78a7ede63a398d68304043eacb691fd305
NanoCore
1064f65ca25e0759b7cebcd985a6243c98ccd08317df9f87dd1c8b88c29e2a9a
NanoCore
1c2fafc2031b76ab4caf3f91474f023321703a820209da4591192b6ca7cd09d2
NanoCore
2275ed4e7833bc3fc6ed7605de53e3ba46ceec5dd5e547fb8f49b977f9dfa0f0
NanoCore
582ec0985f0066dab40c455d1f8e6c414d9d5d0c156f673c6327efb901d97542
NanoCore
7170afaea1dbb708d92f335dbcbf2677704d6abb91cb6d3f08cca0ed470d3dac
NanoCore
8275f526465d7b9d806b1be78d895d7f499044b456be1aec36b8cac8188890ac
NanoCore
9480fd2481f1fdff9980c3364d5a33f8b3271e5566ca7d19329890c7c2dd20cd
NanoCore
a73359e756c28a176925f85e7aa0326213bbf54c5fea0dac86215341fa258cc6
NanoCore
a97cbea3af021993de44693e3dc76121041e99a3d21e4936f84341952e1464cd
NanoCore
+ 1'931 additional samples on MalwareBazaar
Result
Malware family:
nanocore
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Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-nwx3armj5e/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
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:
u870797.nvpn.so:3119
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
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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.

  
Delivery method
Other

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