MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments 1

SHA256 hash:	6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1
SHA3-384 hash:	3bc8b38bcb20cc0a191d43b0a01c0764aff4ab5d6c0fc8c5c98176017b6d920b3c352c1f81558eb591a2fde4fad6f1d9
SHA1 hash:	ae9f664fedfa9bb301fa918f617eed1fa9683325
MD5 hash:	c783ec630fcbaf9dbdee810f056daf14
humanhash:	skylark-beer-lactose-minnesota
File name:	c783ec630fcbaf9dbdee810f056daf14
Download:	download sample
Signature	njrat Create hunting rule
File size:	932'864 bytes
First seen:	2021-07-13 01:37:59 UTC
Last seen:	2021-07-13 02:38:06 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	12288:ZCbroByE5B/t9LJTv21H7AwQLlvxiBNivS1XiuXZX/6B0cev5:Z0ONJT+Z8wQLlvxiCq5bd/66
Threatray	271 similar samples on MalwareBazaar
TLSH	T1C115AE1AB324BF9AE45D0FBA98077A1CC3E2C463BB73F92B19E895E115127454E2F053
Reporter	zbetcheckin
Tags:	32 exe NjRAT

Intelligence

File Origin

# of uploads :

# of downloads :

203

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

c783ec630fcbaf9dbdee810f056daf14

Verdict:

Malicious activity

Analysis date:

2021-07-13 01:39:53 UTC

Tags:

rat njrat bladabindi

Link:

https://app.any.run/tasks/e8cba015-c89d-4914-93db-451bf8c6790a

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

njRat

Link:

https://www.capesandbox.com/analysis/171200/

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.37226342.25013.15752.UNOFFICIAL

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/703d2e2e-9bed-4a69-b99c-029b7eff976e

Result

Threat name:

njRat

Detection:

malicious

Classification:

troj.adwa.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/815220

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

.NET source code references suspicious native API functions

Allocates memory in foreign processes

C2 URLs / IPs found in malware configuration

Contains functionality to log keystrokes (.Net Source)

Creates autostart registry keys with suspicious names

Detected njRat

Drops PE files to the startup folder

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Modifies the windows firewall

Multi AV Scanner detection for submitted file

Uses netsh to modify the Windows network and firewall settings

Writes to foreign memory regions

Yara detected Njrat

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1/

Threat name:

ByteCode-MSIL.Backdoor.Bladabhindi

Status:

Malicious

First seen:

2021-07-12 23:56:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

17 of 46 (36.96%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=nnasiynl5m45zi3u2t2w3nxm2j7xxqduyskmcvjrmk3p7diqzxaq._file

Verdict:

malicious

Label(s):

njrat

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat agilenet evasion persistence trojan

Link:

https://tria.ge/reports/210713-5yzc1gydls/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

Drops startup file

Loads dropped DLL

Obfuscated with Agile.Net obfuscator

Executes dropped EXE

Modifies Windows Firewall

njRAT/Bladabindi

Unpacked files

SH256 hash:

6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1

MD5 hash:

c783ec630fcbaf9dbdee810f056daf14

SHA1 hash:

ae9f664fedfa9bb301fa918f617eed1fa9683325

Link:

https://www.unpac.me/results/7f118e8a-c4e5-4388-b489-021fd05c12ad/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.35

Link:

https://yomi.yoroi.company/submissions/6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1

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:	pe_imphash Create hunting rule

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.

Web download

njrat

exe 6b412461abeb39dca374d4f56db6ecd27f7bc074c494c1553162b6ff8d10cdc1

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/1449106/

Cape

https://www.capesandbox.com/analysis/171200/

Comments

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zbet commented on 2021-07-13 01:37:59 UTC

url : hxxp://lifestyledrinks.pl/wp-includes/VoHMoV.exe