MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 faac20b4eb48fed177876058cd253bd70619ec13de84de62a933ab9e483ecf4f. 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: 7


Intelligence 7 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: faac20b4eb48fed177876058cd253bd70619ec13de84de62a933ab9e483ecf4f
SHA3-384 hash: 5bfb272f6a81df87cebbd4029cf35f02d2ad51ef6f2837511efe90d288420b1b472a8bc097efe4893358651b26799b4f
SHA1 hash: bb5d82bf995b95075fc0c6fe940163bf85ecf3ea
MD5 hash: 46f23d0367efc5bb30a0731d9d828236
humanhash: foxtrot-social-apart-happy
File name:faac20b4eb48fed177876058cd253bd70619ec13de84de62a933ab9e483ecf4f
Download: download sample
Signature NanoCore
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File size:1'124'008 bytes
First seen:2020-11-09 21:56:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:SBcyNzXHWsNl/YbZoCKCDGFNvmHanc5vuZoX2lPA5C:izXFYlAC6FpYanc5vmo2uC
TLSH AA35BE0273E2D032FFABA1739B69F641967878290173852F13982DB9BD705B2177D623
Reporter seifreed
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.Autoit-9783667-0
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Win.Trojan.Autoit-9789419-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
DNS request
Connection attempt
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
Nanocore
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/527650
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
AutoIt script contains suspicious strings
Binary is likely a compiled AutoIt script file
Contains functionality to inject code into remote processes
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/faac20b4eb48fed177876058cd253bd70619ec13de84de62a933ab9e483ecf4f/
Threat name:
Win32.Trojan.Nymeria
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Status:
Malicious
First seen:
2020-11-10 00:04:17 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7kwcbnhljd7nc54hmbmm2jj324dbt3at32cn4yvjgovz4sb6z5hq._file
Verdict:
suspicious
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-t5mafmvvt2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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:
windowslivesoffice.ddns.net:20377
127.0.0.1:20377
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/faac20b4eb48fed177876058cd253bd70619ec13de84de62a933ab9e483ecf4f

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:AutoIT_Compiled
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Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:Nanocore
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Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
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Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
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Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
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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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