MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e76307e511e483ca4900c3090cf054c0bb268dfd939442e581daf3926dae11d6. 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

SHA256 hash:	e76307e511e483ca4900c3090cf054c0bb268dfd939442e581daf3926dae11d6
SHA3-384 hash:	c036f3af55cb77f90449013008ce5b6799ef944ff258dafb22d068532ecbfe673b4f3d9410431a974e7b8cbb37af0751
SHA1 hash:	7c474479413eefc2f0d68ca47f5e3ee1c320428f
MD5 hash:	60814fc49cef8844f5ef70f116a8a247
humanhash:	ten-venus-fourteen-emma
File name:	SecuriteInfo.com.Trojan.Siggen9.43526.25550.9105
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	387'072 bytes
First seen:	2020-05-01 05:38:07 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	6144:C/ax98A2saM0YNAtYAGIERUGKmCMsox9kN3bW3CqNIBg0Hu475vGRHfp:CtsaMbNIYAJuQm2oMNCSqNUg0X7d
Threatray	29 similar samples on MalwareBazaar
TLSH	3B840121AF28873BCCBE17FAD57393489F71908278A5C3694EE938D61C67F156A1024F
Reporter	SecuriteInfoCom
Tags:	NanoCore

Intelligence

File Origin

# of uploads :

# of downloads :

1'180

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.Siggen9.43526.25550.9105.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Agensla

Status:

Malicious

First seen:

2020-04-30 12:11:37 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

27 of 31 (87.10%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=45rqpzir4sb4usiaymeqz4cuyc5sndp5sokefzmb3lzze3nochla._file

Verdict:

malicious

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

exe e76307e511e483ca4900c3090cf054c0bb268dfd939442e581daf3926dae11d6

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/355291/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Comments

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