MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc. 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: 17

Intelligence 17 IOCs YARA 19 File information Comments

SHA256 hash:	f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc
SHA3-384 hash:	1bc242acbf560e740b9e57a9003ef3aa883cc22fc8c97cc581baca3522774591d5a6d0fd13bdf3308f8dd2554ef2f016
SHA1 hash:	a4df37114c51b6a6c864ed303fdf4f0cf00aba63
MD5 hash:	1147a620d51a03f7275a4eeebe1403d1
humanhash:	pennsylvania-potato-michigan-november
File name:	file
Download:	download sample
Signature	njrat Create hunting rule
File size:	24'064 bytes
First seen:	2025-06-10 12:07:22 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'246 x AgentTesla, 20'509 x Formbook, 12'377 x SnakeKeylogger)
ssdeep	384:n8aLWS0dABLYVq6RxP8MDFF09vK563gRMmJKUv0mRvR6JZlbw8hqIusZzZbDlQ:cXcwt3tRpcnuSG
Threatray	290 similar samples on MalwareBazaar
TLSH	T1ACB2094E3FA98856D5AC1B748AB5965003B4D1470423EE2FCCC464DBAFB36D92D4CAF8
TrID	66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.5% (.EXE) Win64 Executable (generic) (10522/11/4) 5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	jstrosch
Tags:	.NET exe MSIL NjRAT

jstrosch

Found at hxxp://vps-1004003.neumachile[.]cl/~neumaticosnexen/your_app.exe by #subcrawl

Intelligence

File Origin

# of uploads :

# of downloads :

397

Origin country :

Vendor Threat Intelligence

Malware family:

xmrig

ID:

File name:

New Text Document.bin.exe

Verdict:

Malicious activity

Analysis date:

2025-06-05 17:56:51 UTC

Tags:

auto generic loader telegram lumma stealer miner hausbomber xmrig winring0x64-sys vuln-driver github pastebin evasion aeroadmin rmm-tool xworm nanocore

Link:

https://app.any.run/tasks/454f637b-2453-4ead-81bb-b8d27bf63302

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/8807/

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6848203307b5e8c1cfe619dc

Tags:

bladabindi njrat

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a file in the %temp% directory

Creating a process from a recently created file

Creating a file

Creating a process with a hidden window

Creating a window

Searching for synchronization primitives

Connection attempt

Unauthorized injection to a recently created process

Launching the process to change the firewall settings

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/114b1c75-e305-4cbf-ad73-68032e7bff0c

Result

Threat name:

Njrat

Detection:

malicious

Classification:

phis.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1710845

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Contains functionality to log keystrokes (.Net Source)

Creates autostart registry keys with suspicious names

Disables zone checking for all users

Found malware configuration

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Modifies the windows firewall

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: New RUN Key Pointing to Suspicious Folder

Uses netsh to modify the Windows network and firewall settings

Yara detected Njrat

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc

Detection:

njrat

Link:

https://mwdb.cert.pl/sample/f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc/

Threat name:

ByteCode-MSIL.Backdoor.njRAT

Status:

Malicious

First seen:

2025-04-28 02:40:24 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

34 of 36 (94.44%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=7bqe22lf4p5w7pdmn5yyufc2xc2gm32xr3vbgfckb5ybao4kw66a._file

Verdict:

malicious

Label(s):

njrat

47342de45e34a284c82ec4c391e918f7231ed46b70f710ff4f3a3a3988cc4afe

njrat

558f2824e50ddc2c367b5cf26c44caaff119be1649bb35a01ff9333baf3a0b4c

njrat

59f50ec4fcc19b78826368b625df91df27ff9543761b17fc1a757a93d8de15b1

njrat

c348c7e4d9028bdf84aba828bbb81ce46ae55c0246a94351edbfb9c63e41a8ee

njrat

d74c5c50aa3acc3a6545a53badb0f862dbd034868185ac750ea703ccc55a8b34

njrat

+ 280 additional samples on MalwareBazaar

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat botnet:hacked defense_evasion discovery persistence privilege_escalation trojan

Link:

https://tria.ge/reports/250610-pazbqsxns3/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

System Location Discovery: System Language Discovery

Adds Run key to start application

Checks computer location settings

Executes dropped EXE

Modifies Windows Firewall

Njrat family

njRAT/Bladabindi

Malware Config

C2 Extraction:

127.0.0.1:1177

Verdict:

Malicious

Tags:

rat njrat Win.Packed.Generic-9795615-0

YARA:

JPCERTCC_Njrat MALWARE_Win_NjRAT MAL_Njrat Windows_Trojan_Njrat_30f3c220 malware_Njrat_strings win_njrat_strings_oct_2023

Link:

https://app.threat.zone/submission/ae8e421f-976c-4b30-a2af-693f7b912c32

Unpacked files

SH256 hash:

f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc

MD5 hash:

1147a620d51a03f7275a4eeebe1403d1

SHA1 hash:

a4df37114c51b6a6c864ed303fdf4f0cf00aba63

Detections:

win_njrat_g1

win_njrat_w1

NjRat

Link:

https://www.unpac.me/results/4f4a977b-2e31-4716-88f0-42d68ccc7e60/

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/f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc

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 (Nextron Systems)
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146

Rule name:	CN_disclosed_20180208_c_RID2E71 Create hunting rule
Author:	Florian Roth
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146

Rule name:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

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

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

Rule name:	MAL_njrat Create hunting rule
Author:	SECUINFRA Falcon Team

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	Njrat Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat

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:	Skystars_LightDefender_Njrat_Rule Create hunting rule
Author:	Skystars LightDefender
Description:	Detects Njrat

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

Rule name:	SUSP_netsh_firewall_command Create hunting rule
Author:	SECUINFRA Falcon Team

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	Windows_Trojan_Njrat_30f3c220 Create hunting rule

Rule name:	Windows_Trojan_Njrat_30f3c220 Create hunting rule
Author:	Elastic Security

Rule name:	win_njrat_bytecodes_oct_2023 Create hunting rule
Author:	Matthew @ Embee_Research

Rule name:	win_njrat_strings_oct_2023 Create hunting rule
Author:	Matthew @ Embee_Research

Rule name:	win_njrat_w1 Create hunting rule
Author:	Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:	Identify njRat

File information

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

Web download

njrat

exe f8604d6965e3fb6fbc6c6f718a145ab8b4666f578eea13144a0f70103b8ab7bc

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3557928/

Cape

https://www.capesandbox.com/analysis/8807/

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

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