MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc. 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: 16

Intelligence 16 IOCs YARA 3 File information Comments

SHA256 hash:	46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc
SHA3-384 hash:	c8863071192bdce713522a21bfcefdf252b090b38633663e18076d063c67d7b37f8c160163be59d6ffd35d110ca0b250
SHA1 hash:	ec011272dbecba4fc6526f3d71f068698b50cbe9
MD5 hash:	3acee14101bf382368ac624fd6400599
humanhash:	montana-red-sixteen-montana
File name:	bK8X.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	32'768 bytes
First seen:	2023-03-17 17:07:21 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'818 x AgentTesla, 19'741 x Formbook, 12'286 x SnakeKeylogger)
ssdeep	384:Y0bUe5XB4e0XtOVcsw0Q0mS03AWTxtTUFQqzFNObbR:tT9BuU6555dPbR
Threatray	417 similar samples on MalwareBazaar
TLSH	T13BE208067BF94215D6BC5AF88CB313214772E3838532EB6F5CDC88CA4B676D00645EE9
TrID	47.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 20.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 8.4% (.SCR) Windows screen saver (13097/50/3) 6.8% (.EXE) Win64 Executable (generic) (10523/12/4) 4.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter	pmelson
Tags:	exe NjRAT

Intelligence

File Origin

# of uploads :

# of downloads :

246

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

njrat

ID:

File name:

bK8X.exe

Verdict:

Malicious activity

Analysis date:

2023-03-17 17:08:14 UTC

Tags:

rat njrat bladabindi

Link:

https://app.any.run/tasks/28d2ddfd-ef7a-4208-86b7-c429b4495a8a

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/375185/

Detection(s):

Win.Packed.njRAT-7445143-0

Win.Dropper.Detected-9941784-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a window

Searching for synchronization primitives

Using the Windows Management Instrumentation requests

Query of malicious DNS domain

Sending a TCP request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

bladabindi cmd.exe greyware njrat packed rat razy spygate

Link:

https://www.filescan.io/uploads/64149e72c60b3295f52b95fd/reports/fd5e27dd-4dcc-4647-a923-ef354d420edc/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc

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.

Malware family:

njRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2c0bbd2b-b427-413e-9b5a-9dc749e7c129

Result

Threat name:

Njrat

Detection:

malicious

Classification:

troj

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1196082

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Snort IDS alert for network traffic

Yara detected Njrat

Behaviour

Behavior Graph:

Download SVG

Detection:

njrat

Link:

https://mwdb.cert.pl/sample/46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc/

Threat name:

ByteCode-MSIL.Backdoor.Bladabhindi

Status:

Malicious

First seen:

2023-03-17 17:08:06 UTC

File Type:

PE (.Net Exe)

AV detection:

24 of 24 (100.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=i3viaylgrx34hoqubexhklhoq3gs2baq3s3qqxswe3kymwsdkt6a._file

Verdict:

malicious

Label(s):

njrat

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat botnet:nyan cat

Link:

https://tria.ge/reports/230317-vnjq4ahc33/

Behaviour

Suspicious use of AdjustPrivilegeToken

Legitimate hosting services abused for malware hosting/C2

Malware Config

C2 Extraction:

0.tcp.sa.ngrok.io:14240

Unpacked files

SH256 hash:

46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc

MD5 hash:

3acee14101bf382368ac624fd6400599

SHA1 hash:

ec011272dbecba4fc6526f3d71f068698b50cbe9

Link:

https://www.unpac.me/results/2317430e-9c2b-4bdc-94cb-137d5f531ab5/

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/46ea8061668df7c3ba14092e752cee86cd2d0410dcb7085e5626d5865a4354fc

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

Rule name:	SUSP_Ngrok_URL Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects a PE file that contains an ngrok.io URL. This can be used as C2 channel