MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b. 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 13 File information Comments

SHA256 hash:	e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b
SHA3-384 hash:	dae5fccd3da34bde4d61a495215be5024cd76b7b64b34d4b46405b7acbd7058de3a4759870d7060391a23e166c333252
SHA1 hash:	e5e1b0d719c3c26afd058c7e293687e9aea20bdc
MD5 hash:	e84e31dece64c3f59b3d6381f22f036d
humanhash:	ceiling-virginia-lithium-beryllium
File name:	e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	308'224 bytes
First seen:	2025-03-16 18:45:31 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'245 x AgentTesla, 20'500 x Formbook, 12'374 x SnakeKeylogger)
ssdeep	768:t9iHpR9Efr58AClSlhrM+rMRa8Nubftt4eUwRcv1tFhrRzn4ZV8bcMtSPQIFUUeC:t0HpRyD5AklS+gRJNMTUPv9NIjYfTVQ
TLSH	T115640BB67B938A0CF4EAB5F6435CDAAD07E28F4F4722B13689A1BC5371125B70ACD051
TrID	67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10522/11/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	326d4e9e16968e4c (1 x njrat)
Reporter	2huMarisa
Tags:	exe NjRAT trojan

Intelligence

File Origin

# of uploads :

# of downloads :

478

Origin country :

Vendor Threat Intelligence

Malware family:

njrat

ID:

File name:

e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b.exe

Verdict:

Malicious activity

Analysis date:

2025-03-16 18:52:40 UTC

Tags:

rat njrat bladabindi autorun-reg autorun-startup remote backdoor

Link:

https://app.any.run/tasks/45ad7713-8923-4f9e-b10d-fabaec2ef6df

Note:

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

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67d71df73962f1a6f471f8e7

Tags:

bladabindi autorun njrat proxy

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Enabling the 'hidden' option for analyzed file

Creating a file in the %AppData% directory

Creating a process from a recently created file

Creating a file

Creating a process with a hidden window

Enabling the 'hidden' option for recently created files

Creating a window

Searching for synchronization primitives

DNS request

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

Enabling autorun by creating a file

Enabling threat expansion on mass storage devices

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b

Malware family:

Mimikatz

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/a7236f4f-5774-4696-a157-3a445a51af21

Result

Threat name:

Njrat

Detection:

malicious

Classification:

spre.troj.adwa.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1639976

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

Connects to many ports of the same IP (likely port scanning)

Contains functionality to log keystrokes (.Net Source)

Creates autorun.inf (USB autostart)

Creates autostart registry keys with suspicious names

Drops PE files to the startup folder

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

Protects its processes via BreakOnTermination flag

Sigma detected: Notepad Making Network Connection

Sigma detected: Suspicious Process Parents

Suricata IDS alerts for network traffic

System process connects to network (likely due to code injection or exploit)

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/e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b/

Threat name:

ByteCode-MSIL.Backdoor.njRAT

Status:

Malicious

First seen:

2021-07-31 22:46:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

32 of 36 (88.89%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4wiueeooywu2co35pgv6essarscz2d5qlcpmxuopuaseuj7uzqfq._file

Verdict:

malicious

Label(s):

njrat

Similar samples:

error

njrat

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat botnet:блокнот defense_evasion discovery persistence privilege_escalation trojan

Link:

https://tria.ge/reports/250316-xenpss1js2/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

System Location Discovery: System Language Discovery

Drops autorun.inf file

Adds Run key to start application

Legitimate hosting services abused for malware hosting/C2

Checks computer location settings

Drops startup file

Executes dropped EXE

Loads dropped DLL

Modifies Windows Firewall

Njrat family

njRAT/Bladabindi

Malware Config

C2 Extraction:

4.tcp.ngrok.io:13409

Verdict:

Malicious

Tags:

rat njrat Win.Packed.Bladabindi-7994427-0 bladabindi

YARA:

Windows_Trojan_Njrat_30f3c220 MALWARE_Win_NjRAT

Link:

https://app.threat.zone/submission/69c39c8e-f44a-456e-ba29-5887f6851d00

Unpacked files

SH256 hash:

e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b

MD5 hash:

e84e31dece64c3f59b3d6381f22f036d

SHA1 hash:

e5e1b0d719c3c26afd058c7e293687e9aea20bdc

Detections:

win_njrat_g1

win_njrat_w1

NjRat

Link:

https://www.unpac.me/results/c5bf9346-c638-4831-9f81-e6ba6b12b997/

Malware family:

njRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e5914211cec5/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/e5914211cec5a9a13b7d79abe24a408c859d0fb0589ecbd1cfa0244a27f4cc0b

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:	ByteCode_MSIL_Backdoor_NjRAT Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects NjRAT backdoor.

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

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_Win_NjRAT Create hunting rule
Author:	ditekSHen
Description:	Detects NjRAT / Bladabindi / NjRAT Golden

Rule name:	Mal_WIN_NjRAT_RAT_PE Create hunting rule
Author:	Phatcharadol Thangplub
Description:	Use to detect NjRAT implant.

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:	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

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_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.

No further information available

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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