MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353. 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 26 File information Comments

SHA256 hash:	a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353
SHA3-384 hash:	7255774f1e24a805ec651ed1a9727d0d3c0518a6fded3ed9ab220399184c607a2f00ed2a38f33c30a6b944602f5d065d
SHA1 hash:	fb73c5bfbe5d8c4b465a191cefe68fcf1f521178
MD5 hash:	827607d89c33dcd2e0eab71062cbadf5
humanhash:	spaghetti-video-april-berlin
File name:	dumped_payload.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	985'600 bytes
First seen:	2026-03-14 11:11:15 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	24576:M6aTQKXtxJzck+uGW/yFoBkkArjzKsBgW:M6+9TYjqqanOjzKsBg
TLSH	T19125C19173F8850BE1FF6BB4E4B245594B7BB9129936DB4F0D8890AD1EB37408E103A7
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	burger
Tags:	exe NjRAT

Intelligence

File Origin

# of uploads :

# of downloads :

275

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/29040a39-e2fe-4956-a7b2-7d89916b5bd5/

Malware family:

n/a

ID:

File name:

dumped_payload.exe

Verdict:

Malicious activity

Analysis date:

2026-03-14 11:09:13 UTC

Tags:

uac evasion rat pulsar crypto-regex

Link:

https://app.any.run/tasks/066716d4-d32b-46de-b23f-5d09fb3aaf21

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/57368/

Detection(s):

Win.Malware.Generic-9883083-0

Win.Malware.Bulz-9933026-0

Win.Malware.Generic-6623004-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69b5425493b644ca4669eb4e

Tags:

vmdetect emotet

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug 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/69b5428e4678eefbc7ab8d04/reports/85f0b9f2-0d40-4eba-9d28-b52cb12c104e/overview

Verdict:

Malicious

Labled as:

HackTool[VirTool]/MSIL.Aikaantivm

Link:

https://www.hybrid-analysis.com/sample/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353

Verdict:

Malicious

File Type:

exe x32

Detections:

Backdoor.MSIL.PulsarRAT.sb Trojan-PSW.MSIL.Agent.sb Trojan.Script.Poweliks.sb Trojan.MSIL.Quasar.goe Trojan.MSIL.Agent.sb HEUR:Trojan-Banker.MSIL.ClipBanker.gen HEUR:Trojan.Win32.Generic

Link:

https://opentip.kaspersky.com/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e72fbdd9-f9c8-407c-8893-8d56366475d6

Result

Threat name:

Quasar

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1883678

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

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

Found malware configuration

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

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/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353

Verdict:

inconclusive

YARA:

17 match(es)

Tags:

.Net Executable Fody/Costura Packer Html Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.14 SOS: 0.15 SOS: 0.17 SOS: 0.18 SOS: 0.23 SOS: 0.24 SOS: 0.25 SOS: 0.26 SOS: 0.61 Win 32 Exe x86

Link:

https://app.malva.re/file/827607d89c33dcd2e0eab71062cbadf5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353/

Verdict:

Malicious

Threat:

Family.PULSARRAT

Link:

https://tip.neiki.dev/file/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353

Threat name:

Win32.Trojan.Msilheracles

Status:

Malicious

First seen:

2026-03-14 11:11:22 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

18 of 23 (78.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vgt6xq2anxnqb75vujqhzrvko254hhdimwrptnpegsyoaznrcnjq._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/260314-nadvcsdz4x/

Behaviour

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Quasar RAT

Quasar family

Quasar payload

Unpacked files

SH256 hash:

a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353

MD5 hash:

827607d89c33dcd2e0eab71062cbadf5

SHA1 hash:

fb73c5bfbe5d8c4b465a191cefe68fcf1f521178

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/46298e35-fcc5-40f2-a6ad-e470c1296d22/

SH256 hash:

caefeef059a26b617758e68f4f370a606707ab66c987565ecab15991cc646062

MD5 hash:

5c6ee283626e363924483c1e2bfc699a

SHA1 hash:

4109d45ba482afff235b80be763f3326cb6244d7

Link:

https://www.unpac.me/results/46298e35-fcc5-40f2-a6ad-e470c1296d22/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a9a7ebc3406d/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/a9a7ebc3406ddb00ffb5a2607cc6aa76bbc39c6865a2f9b5e434b0e065b11353

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:	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.

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/57368/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample