MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33. 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 27 File information Comments

SHA256 hash:	58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33
SHA3-384 hash:	35897d4a1c6d8cd600a61edfa19bd69d7f591386c7eda92af01ccd63dbac9a2ab1909e424c799030353154b8e72e0ea7
SHA1 hash:	961a983b96c424f60c6bede8803dbcfb8f5f5333
MD5 hash:	c9469a994e10e0e726449706a55ffc31
humanhash:	arkansas-bacon-virginia-rugby
File name:	Pulsar-Client.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	977'920 bytes
First seen:	2026-04-14 07:44:35 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'935 x AgentTesla, 19'826 x Formbook, 12'310 x SnakeKeylogger)
ssdeep	24576:aF/pcJxJzck+uGW/yFoBkkAQVuqhz1TWRgiU49Y:aF/p4TYjqqanT5T2U49
TLSH	T1E725C09173F4850BE1FF1B75A4B249494BB7F9529936DB4F0988A0AD1EB3780CE103A7
TrID	63.0% (.RLL) Microsoft Resource Library (x86) (177572/6/26) 25.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 2.3% (.EXE) Win64 Executable (generic) (6522/11/2) 1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
Reporter	JAMESWT_WT
Tags:	exe github-com--demarcusnofatherington420-a11y NjRAT

Intelligence

File Origin

# of uploads :

# of downloads :

152

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/c1940743-623e-443a-8747-153429847f4e/

Malware family:

n/a

ID:

File name:

encrypted.hta

Verdict:

Malicious activity

Analysis date:

2026-04-09 10:44:54 UTC

Tags:

github loader crypto-regex pulsar rat

Link:

https://app.any.run/tasks/6fa92fd9-ec70-4249-b702-3ea5243fb3e2

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/61497/

Detection(s):

Win.Malware.Generic-9883083-0

Win.Malware.Bulz-9933026-0

Win.Malware.Generic-6623004-0

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69d79f156a61012f6ad05eeb

Tags:

vmdetect emotet

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Connection attempt

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm anti-vm base64 cmd cscript evasive explorer fingerprint hacktool keylogger lolbin msbuild mshta obfuscated packed privilege quasar reconnaissance redline regasm regsvcs rundll32 runonce schtasks stack_pickle unsafe update

Link:

https://www.filescan.io/uploads/69ddf0b3799d5bf325fd2b0a/reports/373541d7-e990-4cbf-8bc9-18d3d5d070b1/overview

Verdict:

Malicious

Labled as:

Malware.Generic

Link:

https://www.hybrid-analysis.com/sample/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-04-02T12:49:00Z UTC

Last seen:

2026-04-14T17:23:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/04c4ffc2-a8aa-4dfa-81e0-1b1699b78974

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33/

Verdict:

Malicious

Threat:

Family.PULSARRAT

Link:

https://tip.neiki.dev/file/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33

Threat name:

ByteCode-MSIL.Trojan.PulsarRat

Status:

Malicious

First seen:

2026-04-02 14:47:04 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=lbecauh7ox6b7vqkfnxcgganx5pkcksa7nu6whg72pyz23ukbizq._file

Verdict:

malicious

Label(s):

quasarrat

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar spyware trojan

Link:

https://tria.ge/reports/260414-jlv6kahv4v/

Behaviour

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Family: Quasar RAT

Quasar payload

Unpacked files

SH256 hash:

58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33

MD5 hash:

c9469a994e10e0e726449706a55ffc31

SHA1 hash:

961a983b96c424f60c6bede8803dbcfb8f5f5333

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/fc01436e-1c1c-45cf-ac71-74a7a78f7de2/

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/58482050ff75fc1fd60a2b6e23180dbf5ea12a40fb69eb1cdfd3f19d6e8a0a33

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:	Check_Dlls Create hunting rule

Rule name:	Check_VBox_Guest_Additions Create hunting rule

Rule name:	Check_VmTools Create hunting rule

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Thread Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

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

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	INDICATOR_EXE_Packed_Fody Create hunting rule
Author:	ditekSHen
Description:	Detects executables manipulated with Fody

Rule name:	Indicator_MiniDumpWriteDump Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Rule name:	MAL_BackNet_Nov18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects BackNet samples
Reference:	https://github.com/valsov/BackNet

Rule name:	MAL_BackNet_Nov18_1_RID2D6D Create hunting rule
Author:	Florian Roth
Description:	Detects BackNet samples
Reference:	https://github.com/valsov/BackNet

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

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

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:	Pulsar_RAT Create hunting rule
Author:	@bartblaze
Description:	Identifies Pulsar RAT, based on Quasar RAT.
Reference:	https://malpedia.caad.fkie.fraunhofer.de/details/win.pulsar_rat

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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

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:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.