MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4492477085185c93963a539b53e4b5b13039562d20131a9a6764c62acf1c8e25. 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: 4


Intelligence 4 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4492477085185c93963a539b53e4b5b13039562d20131a9a6764c62acf1c8e25
SHA3-384 hash: d2211c8eccc1aff645f9d2b83eee1a4734cfa94ce5eef1872b15e7fb6af312161e3765626df61e55a486079a7029c1c4
SHA1 hash: 23c2ced10d04ca746b12e7695e0e762ecc6fc94b
MD5 hash: ae5dde86a7273810893ac872121a6d87
humanhash: princess-sweet-september-nebraska
File name:SecuriteInfo.com.Trojan.Heur.DNP.Bm0@aytyk3k.25434.24742
Download: download sample
Signature NanoCore
Create hunting rule
File size:443'392 bytes
First seen:2020-04-24 09:43:50 UTC
Last seen:2020-04-25 08:03:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:nzX8Qix4t6k/a2wF9v9DB2InX3wXD+gJctO3d9g:nb8w6k/aRDpB2InX3wzP93d9g
Threatray 1'250 similar samples on MalwareBazaar
TLSH CA946A06657CA883F68C6C7398DC875E1EE06C5C0676522EF247B6E8D53F143EA322D6
Reporter SecuriteInfoCom
Tags:NanoCore

Intelligence

File Origin
# of uploads :
3
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Heur.DNP.Bm0@aytyk3k.25434.24742.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-24 03:48:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
47
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=isjeo4efdbojhfr2konvhzfvweydsvrneajrvgthmtdcvty4rysq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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NanoCore
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NanoCore
+ 1'240 additional samples on MalwareBazaar
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.

Web download

NanoCore

Executable exe 4492477085185c93963a539b53e4b5b13039562d20131a9a6764c62acf1c8e25

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/350492/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments