MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f. 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: 15

Intelligence 15 IOCs YARA 22 File information Comments

SHA256 hash:	0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f
SHA3-384 hash:	f23aa6e8e18c2a180d118479affb70e76837ab11fb33e39e750409d2323453eafc743d3ee397f96e270258411674002a
SHA1 hash:	969ac6862b9f10e0d5fd5ef42cea492805d73a93
MD5 hash:	16a8e7c990a1f22d35d62fda3ca8896b
humanhash:	delaware-cold-early-red
File name:	PearlClient.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	378'880 bytes
First seen:	2025-11-30 01:45:59 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
ssdeep	6144:I9lgR9c7sKq59182SJcXq5EfUbNcK3+t8EKmhATbY:InrgKk8XE8ctH
TLSH	T1D9847C5033F80A15F2BF8B75F872595587B2F82AA966E35E0C8550AD0E72B80ED11F73
TrID	41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 26.1% (.EXE) Win64 Executable (generic) (10522/11/4) 12.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.1% (.ICL) Windows Icons Library (generic) (2059/9) 5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
Reporter	skocherhan
Tags:	exe github-byt3d4shh NjRAT

skocherhan

https://github.com/byt3d4shh/Downloader/raw/refs/heads/main/PearlClient.exe

Intelligence

File Origin

# of uploads :

# of downloads :

180

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

PearlClient.exe

Verdict:

Malicious activity

Analysis date:

2025-11-30 01:48:46 UTC

Tags:

ims-api generic stealer

Link:

https://app.any.run/tasks/62e0bcf1-77d8-403c-b86b-cb66617f0f12

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/41881/

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=692ba1e8f9fd2d5f941f170e

Tags:

dropper emotet virus msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt

DNS request

Sending a custom TCP request

Sending an HTTP GET request

Using the Windows Management Instrumentation requests

Creating a window

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm autorun base64 cmd cmstp cryptbot cscript evasive explorer fingerprint hacktool lolbin obfuscated privilege reconnaissance redline regedit runonce sc schtasks stealer unsafe update wscript

Link:

https://www.filescan.io/uploads/692ba1e62cd29ea630034ca0/reports/566410a8-46f8-47f4-b62b-a2eb244315be/overview

Verdict:

Malicious

Labled as:

IL:Trojan.MSILZilla

Link:

https://www.hybrid-analysis.com/sample/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f

Verdict:

Malicious

File Type:

exe x64

First seen:

2025-10-19T09:37:00Z UTC

Last seen:

2025-12-02T00:20:00Z UTC

Hits:

~10

Detections:

Trojan-PSW.Win32.Coins.sb Trojan-PSW.MSIL.Phemedrone.sb HEUR:Trojan-Spy.MSIL.Agent.sb HEUR:Trojan-Dropper.MSIL.Agent.gen HEUR:Exploit.MSIL.BypassUAC.gen HEUR:Exploit.MSIL.BypassUAC.c

Link:

https://opentip.kaspersky.com/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d500265e-b7d8-4522-b4f2-22c0b734493b

Score:

72%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f

Verdict:

njRat

YARA:

9 match(es)

Tags:

.Net Executable Managed .NET njRat PDB Path PE (Portable Executable) PE File Layout RAT SOS: 0.31 Win 64 Exe x64

Link:

https://app.malva.re/file/16a8e7c990a1f22d35d62fda3ca8896b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f/

Verdict:

Malicious

Threat:

Family.ASYNCRAT

Link:

https://tip.neiki.dev/file/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f

Threat name:

ByteCode-MSIL.Spyware.Negasteal

Status:

Malicious

First seen:

2025-10-19 14:36:42 UTC

File Type:

PE+ (.Net Exe)

Extracted files:

AV detection:

25 of 35 (71.43%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=br3av5s5ipuecumal7nys5xmn5bxzml2x3zqvbnb4ckb2sn63bpq._file

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/251130-b63r5svlhm/

Behaviour

Suspicious use of AdjustPrivilegeToken

AsyncRat

Asyncrat family

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/81bc7187-d851-47df-afa9-b5aa2e6a5e75

Unpacked files

SH256 hash:

0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f

MD5 hash:

16a8e7c990a1f22d35d62fda3ca8896b

SHA1 hash:

969ac6862b9f10e0d5fd5ef42cea492805d73a93

Link:

https://www.unpac.me/results/a41c9487-5c4c-4ee7-b173-d033e06b43a3/

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/0c760af65d43e84151805fdb8976ec6f437cb17abef30a85a1e0941d49bed85f

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

Rule name:	DebuggerCheck__RemoteAPI 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:	dgaagas Create hunting rule
Author:	Harshit
Description:	Uses certutil.exe to download a file named test.txt

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:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

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_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

Rule name:	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of MFA browser extension IDs.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCMD Create hunting rule
Author:	ditekSHen
Description:	Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF

Rule name:	Lumma_Stealer_Detection Create hunting rule
Author:	ashizZz
Description:	Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:	https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/

Rule name:	Macos_Infostealer_Wallets_8e469ea0 Create hunting rule
Author:	Elastic Security

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

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

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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:	TelegramAPIMalware_PowerShell_EXE Create hunting rule
Author:	@polygonben
Description:	Hunting for pwsh malware using Telegram for C2

Rule name:	telegram_bot_api Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API

File information

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

Cape

https://www.capesandbox.com/analysis/41881/

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