MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fe962c612248fb612bcca5eb506dd010e4799fc5f290aa00887644cd9154d05c. 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

njrat

Vendor detections: 7

Intelligence 7 IOCs YARA 8 File information Comments

SHA256 hash:	fe962c612248fb612bcca5eb506dd010e4799fc5f290aa00887644cd9154d05c
SHA3-384 hash:	cdb41889bf6e89f04843c40204449931249a5c2ab5bd74005b84dd99c88907837783a9d447d20255e344b8b0bce9f62f
SHA1 hash:	bc3cc8799a26e30d482dab2632528a6e6cfb9730
MD5 hash:	72423e7df618328f5f6d7e8cb43acfcf
humanhash:	stream-glucose-avocado-emma
File name:	WOO62_InvoiceCopy.vbs
Download:	download sample
Signature	njrat Create hunting rule
File size:	726 bytes
First seen:	2021-08-23 17:48:51 UTC
Last seen:	Never
File type:	vbs
MIME type:	text/plain
ssdeep	12:0ChGF2MBNXyXNoxAbOJk82cG2bwELPdg3Nfd+aaiTC:HgF2SNCXQXG2UE7kNEuC
Threatray	100 similar samples on MalwareBazaar
TLSH	T1DC012B0A4D29CDEB0049F18202D34DE9C6604AA78F806E7A347479476CAD22F6DCCD87
Reporter	abuse_ch
Tags:	NjRAT RAT vbs

Intelligence

File Origin

# of uploads :

# of downloads :

566

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/181572/

Detection(s):

SecuriteInfo.com.ISB.Downloadergen76.30228.9426.UNOFFICIAL

Result

Verdict:

SUSPICIOUS

Result

Threat name:

Njrat

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/837729

Signature

.NET source code contains potential unpacker

C2 URLs / IPs found in malware configuration

Creates an undocumented autostart registry key

Found malware configuration

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

Obfuscated command line found

Sigma detected: Suspicious PowerShell Command Line

Sigma detected: Suspicious PowerShell Keywords

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

VBScript performs obfuscated calls to suspicious functions

Writes to foreign memory regions

Wscript starts Powershell (via cmd or directly)

Yara detected MSILLoadEncryptedAssembly

Yara detected Njrat

Yara detected Powershell download and execute

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fe962c612248fb612bcca5eb506dd010e4799fc5f290aa00887644cd9154d05c/

Threat name:

Script.Downloader.Heuristic

Status:

Malicious

First seen:

2021-08-23 17:49:07 UTC

AV detection:

3 of 46 (6.52%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=72lcyyjcjd5wck6muxvva3oqcdshth6f6kikuaeiozcm3eku2boa._file

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat botnet:hacked trojan

Link:

https://tria.ge/reports/210823-s6k3re18m2/

Behaviour

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Blocklisted process makes network request

njRAT/Bladabindi

Malware Config

C2 Extraction:

13.77.222.211:7827
20.194.35.6:8023

Dropper Extraction:

http://transfer.sh/1R2gqmw/ks.txt

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/fe962c612248/report/overview.html

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/fe962c612248fb612bcca5eb506dd010e4799fc5f290aa00887644cd9154d05c

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:	CN_disclosed_20180208_c Create hunting rule
Author:	Florian Roth
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146

Rule name:	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse Create hunting rule
Author:	ditekSHen
Description:	Detects file containing reversed ASEP Autorun registry keys

Rule name:	INDICATOR_SUSPICIOUS_EXE_attrib Create hunting rule
Author:	ditekSHen
Description:	Detects executables using attrib with suspicious attributes attributes

Rule name:	MALWARE_Win_NjRAT Create hunting rule
Author:	ditekSHen
Description:	Detects NjRAT / Bladabindi

Rule name:	Njrat Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect njRAT in memory

Rule name:	pe_imphash Create hunting rule

Rule name:	PowerShell_Case_Anomaly Create hunting rule
Author:	Florian Roth
Description:	Detects obfuscated PowerShell hacktools
Reference:	https://twitter.com/danielhbohannon/status/905096106924761088

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

njrat

vbs fe962c612248fb612bcca5eb506dd010e4799fc5f290aa00887644cd9154d05c

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/181572/

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