MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1. 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

QuasarRAT

Vendor detections: 20

Intelligence 20 IOCs YARA 29 File information Comments 1

SHA256 hash:	347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1
SHA3-384 hash:	24024b20d37b55a82766eff510c9363a1d3ac7b5451192357c2e88e5083cf82cec966cbf2bbbf5f5b776107fc322127e
SHA1 hash:	0ddea983e9d3123c40f286cab9fc5130cf1f67c7
MD5 hash:	b9ee2ba8a504bbc011a075b753c63b94
humanhash:	delta-pasta-south-potato
File name:	Client.exe
Download:	download sample
Signature	QuasarRAT Create hunting rule
File size:	3'299'328 bytes
First seen:	2026-03-22 02:23:23 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'859 x AgentTesla, 19'789 x Formbook, 12'305 x SnakeKeylogger)
ssdeep	49152:zqvR0ZUZLxI4osU6bGltNLbS6i8yFdoxKo/xUuxG7THHB72eh2NT:zqJ0ZUZLu4osU6bGltNLbS6ilaK+x
Threatray	2'158 similar samples on MalwareBazaar
TLSH	T132E55A053BF85E33E56FEAB295B1501757F0F81AB3A3EB0B2181A3B81C97B504D416A7
TrID	60.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 13.7% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.4% (.EXE) Win64 Executable (generic) (6522/11/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
Reporter	meohoang
Tags:	exe QuasarRAT

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/b126f4bb-59d6-4cd5-b003-4f0bf8d6fe38/

Malware family:

quasar

ID:

File name:

Client.exe

Verdict:

Malicious activity

Analysis date:

2026-03-21 08:32:46 UTC

Tags:

auto-reg quasar

Link:

https://app.any.run/tasks/24ff850b-ec99-46bf-af2f-dcb8c2bfa4ab

Note:

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

Detection:

QuasarRAT

Link:

https://www.capesandbox.com/analysis/58553/

Detection(s):

Win.Malware.Generic-9883083-0

Win.Malware.Msilheracles-9900242-0

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL

Win.Packed.Downeks-6898097-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69be57b788c80c01586cb773

Tags:

infosteal autorun quasar

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Creating a file in the %AppData% subdirectories

Launching a process

Enabling the 'hidden' option for recently created files

Creating a process from a recently created file

Creating a file

Setting a keyboard event handler

DNS request

Connection attempt

Creating a file in the %temp% directory

Running batch commands

Creating a process with a hidden window

Unauthorized injection to a recently created process

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm base64 certreq expand explorer fingerprint infostealer keylogger lolbin obfuscated quasar quasarrat reconnaissance runonce schtasks soft-404 stealer tiger unsafe windows

Link:

https://www.filescan.io/uploads/69bf52d42000fc76c3f55269/reports/76c6806e-580a-4a80-a9b1-bad24b589464/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

Verdict:

Malicious

File Type:

exe x32

Detections:

PDM:Trojan.Win32.Tasker.cust Trojan-PSW.MSIL.Agent.sb HEUR:Trojan-Spy.MSIL.Agent.sb HEUR:Trojan.Win32.Generic Trojan-PSW.Win32.Stealer.sb Trojan.Win32.Quasar.sb Trojan.MSIL.Quasar.a HEUR:Trojan-Spy.MSIL.Downeks.gen HEUR:Trojan-PSW.MSIL.Agent.gen

Link:

https://opentip.kaspersky.com/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1/results?tab=lookup

Malware family:

Quasar RAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/cade5e24-67b4-4129-8f06-422630c40aac

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1/

Verdict:

Malicious

Threat:

Family.QUASARRAT

Link:

https://tip.neiki.dev/file/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

Threat name:

ByteCode-MSIL.Backdoor.Quasar

Status:

Malicious

First seen:

2026-03-21 08:32:56 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

23 of 24 (95.83%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=gr7zqclbeq7zffdey7byzrkzjg4f6t2sv6qaqmsqznk7yjfm5hqq._file

Verdict:

malicious

Label(s):

quasarrat

QuasarRAT

716a0a7af8fbbb64bb59316b86ba3313ac7b4669d15845365985c2193f007eee

QuasarRAT

728874593a6620e8f50b9227d59f2cff5e6c56ee30ae4594b6ee9620d7f2bf22

QuasarRAT

7fe453ffb100dc37b7d7cbd3e1a8af5856d18510b56c2fd7e4453d09fe9d9051

QuasarRAT

852196166533de20f4297b99176d9856b491cf1273cd2ef58be3f6cb90ec425c

QuasarRAT

+ 2'148 additional samples on MalwareBazaar

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar botnet:pingping discovery execution persistence spyware trojan

Link:

https://tria.ge/reports/260322-cvv4lagy2p/

Behaviour

Runs ping.exe

Scheduled Task/Job: Scheduled Task

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Enumerates physical storage devices

System Network Configuration Discovery: Internet Connection Discovery

Checks computer location settings

Executes dropped EXE

Quasar RAT

Quasar family

Quasar payload

Unpacked files

SH256 hash:

347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

MD5 hash:

b9ee2ba8a504bbc011a075b753c63b94

SHA1 hash:

0ddea983e9d3123c40f286cab9fc5130cf1f67c7

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/ac4ca5a3-9a1a-45ec-a5fb-118fb35e7a2b/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/347f98096124/report/overview.html

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

Threat name:

iSpy Keylogger

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

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

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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

Rule name:	INDICATOR_SUSPICIOUS_GENInfoStealer Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing common artifacts observed in infostealers

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:	MALWARE_Win_QuasarStealer Create hunting rule
Author:	ditekshen
Description:	Detects Quasar infostealer

Rule name:	MAL_QuasarRAT_May19_1 Create hunting rule
Description:	Detects QuasarRAT malware

Rule name:	MAL_QuasarRAT_May19_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects QuasarRAT malware
Reference:	https://blog.ensilo.com/uncovering-new-activity-by-apt10

Rule name:	MAL_QuasarRAT_May19_1_RID2E1E Create hunting rule
Author:	Florian Roth
Description:	Detects QuasarRAT malware
Reference:	https://blog.ensilo.com/uncovering-new-activity-by-apt10

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

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:	pe_imphash Create hunting rule

Rule name:	quasarrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	quasarrat_kingrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RC6_Constants Create hunting rule
Author:	chort (@chort0)
Description:	Look for RC6 magic constants in binary
Reference:	https://twitter.com/mikko/status/417620511397400576

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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:	Windows_Generic_Threat_803feff4 Create hunting rule
Author:	Elastic Security

Rule name:	win_quasar_rat_client Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in Quasar Rat Samples.

File information

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

Web download

QuasarRAT

exe 347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1

(this sample)

any.run

https://app.any.run/tasks/24ff850b-ec99-46bf-af2f-dcb8c2bfa4ab

Dropped by

quasarrat

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/58553/

Comments

Login required

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

commented on 2026-03-22 02:26:21 UTC

RAT King Parser (https://github.com/jeFF0Falltrades/rat_king_parser) Output:

{
"sha256": "347f980961243f929464c7c38cc55949b85f4f52afa0083250cb55fc24ace9e1",
"yara_possible_family": "quasarrat",
"key": "404ebeaa3c240386eebccec899cf5e9390b4579bf55011015429485d0b59408d",
"salt": "bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941",
"config": {
"Version": "1.4.1",
"Hosts": [
"inas.org:4782",
"cross.inas.org:4782",
"ddos_v.inas.org:4782",
"malware_v.inas.org:4782",
"cross.inas.org:4782"
],
"HOSTSFE": "inas.org:4782;cross.inas.org:4782;ddos_v.inas.org:4782;malware_v.inas.org:4782;cross.inas.org:4782;",
"RECONNECTDELAY": 5000,
"SPECIALFOLDER": "APPLICATIONDATA",
"SUBDIRECTORY": "malware",
"INSTALLNAME": "molliza.exe",
"INSTALL": true,
"STARTUP": true,
"Mutex": "dff4d9d4-ee98-4856-b36f-7b3aeffd8d10",
"STARTUPKEY": "malware",
"HIDEFILE": true,
"ENABLELOGGER": true,
"Key": "88744B6C5529B458F3F34862830C659732FE5A1C",
"Group": "pingping",
"LOGDIRECTORYNAME": "Logs",
"SERVERSIGNATURE": "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",
"SERVERCERTIFICATESTR": "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",
"HIDELOGDIRECTORY": false,
"HIDEINSTALLSUBDIRECTORY": true,
"INSTALLPATH": "",
"LOGSPATH": "",
"UNATTENDEDMODE": true
}
}