MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c356103b7f9b24ed881e9bb0aee5d87439b24ed241a91c64bfb0a40778d4b8cd. 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: 6


Intelligence 6 IOCs YARA 7 File information Comments
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SHA256 hash: c356103b7f9b24ed881e9bb0aee5d87439b24ed241a91c64bfb0a40778d4b8cd
SHA3-384 hash: 36c8836ff761502850a7faf6bf1b2abfac203f40d0171918322c7a6eb3312ea8b9f21ef72d75eda16219a43845f7b7d6
SHA1 hash: a00a93244599cd787218247d3cafaedcd2d58890
MD5 hash: ff69536e9f5c1db98b1895b5d6a878bd
humanhash: moon-harry-may-lake
File name:c356103b7f9b24ed881e9bb0aee5d87439b24ed241a91c64bfb0a40778d4b8cd
Download: download sample
Signature NanoCore
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File size:1'124'248 bytes
First seen:2020-11-10 11:43:19 UTC
Last seen:2024-07-24 21:13:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:ufV3sxWsNjnO7BlzLHrg3G1jgmHanc5vuZoX2lPA5L:SslIbs3G1kYanc5vmo2uL
Threatray 2 similar samples on MalwareBazaar
TLSH 5735BE0273E2D032FFABA2739B69F641967878290173852F13981DB9BD701B2177D663
Reporter seifreed
Tags:NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Nanocore
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/528388
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/c356103b7f9b24ed881e9bb0aee5d87439b24ed241a91c64bfb0a40778d4b8cd/
Threat name:
Win32.Trojan.Babar
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Status:
Malicious
First seen:
2020-11-10 12:39:07 UTC
AV detection:
37 of 48 (77.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynlbao37tmso3ca6toyk5zoyoq43etwsiguryzf7wcsao6guxdgq._file
Verdict:
suspicious
Similar samples:
41bec111ff242fd9555f0ab0f6516ee25a4609dc6be77f174e5e6bb7c77fa03a
NanoCore
a55215c35713562e4fa62a896aab920ca358dab446bcc2155e1dddaac004ba2c
NanoCore
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: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
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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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