MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b. 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:	e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b
SHA3-384 hash:	0c550c03b0a364080f1bd127ba8c7ca211ec3583cb7e43141c870b8d996c13df1e27dd3f386be9017ad6994a319700f5
SHA1 hash:	4ed182e50a3164af91c7a8fe6810044b23081a3d
MD5 hash:	d36d1bedaae5e54df6700bbb57c6c176
humanhash:	april-bravo-coffee-emma
File name:	hhed6zpvmw.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	975'872 bytes
First seen:	2026-03-28 21:06:09 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'307 x AgentTesla, 20'722 x Formbook, 12'402 x SnakeKeylogger)
ssdeep	24576:jiXUefxJzck+uGW/yFoBkkAQDUU6Q4mW/NNVh:jiXUefTYjqqanTwfuWfV
TLSH	T13525CF9473F4850AE1FF1B79B4B249494BB7B9529A36DB8F0C84D0AD1EB37408E117A3
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	aachum
Tags:	193-222-99-18 exe fullsofts-org PulsarRAT

iamaachum

Pulsar C2: 193.222.99.18:4782

Intelligence

File Origin

# of uploads :

# of downloads :

200

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/a8f23991-b255-4681-a302-4ca13511913d/

Malware family:

n/a

ID:

File name:

https://fullsofts.org/

Verdict:

Malicious activity

Analysis date:

2026-03-28 20:50:23 UTC

Tags:

github arch-exec anti-evasion stealer telegram evasion rat pulsar santastealer susp-powershell nodejs

Link:

https://app.any.run/tasks/3a798602-3248-4a12-9abc-6c5d82baab03

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/59637/

Detection(s):

Win.Malware.Bulz-9933026-0

Win.Malware.Generic-6623004-0

Win.Malware.Generic-9883083-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69c842d3e137efff54f52571

Tags:

vmdetect emotet quasar

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Creating a window

Сreating synchronization primitives

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-03-28T18:23:00Z UTC

Last seen:

2026-03-28T18:50:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan.MSIL.Convagent.gen Backdoor.MSIL.PulsarRAT.sb Trojan-PSW.MSIL.Agent.sb Trojan.MSIL.Agent.sb HEUR:Trojan-Banker.MSIL.ClipBanker.gen HEUR:Trojan.Win32.Generic

Link:

https://opentip.kaspersky.com/e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7aa750bb-1e56-40ed-af6f-64049bedb7d9

Result

Threat name:

Quasar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1890597

Signature

.NET source code contains potential unpacker

Contains functionality to disable the Task Manager (.Net Source)

Found malware configuration

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

Installs a global keyboard hook

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Suricata IDS alerts for network traffic

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected AntiVM3

Yara detected Quasar RAT

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b/

Verdict:

Malicious

Threat:

Family.PULSARRAT

Link:

https://tip.neiki.dev/file/e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b

Threat name:

ByteCode-MSIL.Trojan.PulsarRat

Status:

Malicious

First seen:

2026-03-28 21:06:29 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=5dtr5hg5j6ly6yaqvu3uwplp5eidtxtvshvapwlf2ugmra6us2fq._file

Verdict:

malicious

Label(s):

quasarrat

Similar samples:

error

njrat

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar spyware trojan

Link:

https://tria.ge/reports/260328-zxv8psat3z/

Behaviour

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Quasar RAT

Quasar family

Quasar payload

Unpacked files

SH256 hash:

e8e71e9cdd4f978f6010ad374b3d6fe91039de7591ea07d965d50cc883d4968b

MD5 hash:

d36d1bedaae5e54df6700bbb57c6c176

SHA1 hash:

4ed182e50a3164af91c7a8fe6810044b23081a3d

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/37bdd5ee-70d7-4ffb-a1b5-b7ca3b338bc7/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e8e71e9cdd4f/report/overview.html

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

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.