MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6. 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: 21

Intelligence 21 IOCs YARA 38 File information Comments 1

SHA256 hash:	bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6
SHA3-384 hash:	a0df2a489fab42f36931005daf276765b077fca7776aa1f1567150f2ee7614edd24e857b1f83f86db36a712e55f73f48
SHA1 hash:	48a459dd899592afc0dec343d88ca7d85ffcc909
MD5 hash:	4dfaee309a8515c5531855ae8184fc71
humanhash:	twenty-mexico-connecticut-carolina
File name:	Client.exe
Download:	download sample
Signature	QuasarRAT Create hunting rule
File size:	356'352 bytes
First seen:	2026-10-27 14:26:16 UTC
Last seen:	2026-10-27 14:26:16 UTC
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'307 x AgentTesla, 20'722 x Formbook, 12'402 x SnakeKeylogger)
ssdeep	6144:k2NHXf500M/ILaZjBtMsdeubah/uoVDDmMeAq4WQG:rd50njBtMfXYMnmMeAqAG
TLSH	T191748D1373A8D57BD1FE2B3AE43206094BB0D427B716E38F5A5A45B82D133869D913B3
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	BlinkzSec
Tags:	QuasarRAT

Intelligence

File Origin

# of uploads :

# of downloads :

108

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/e31788ac-c0aa-44ac-af48-72d959301857/

Malware family:

quasar

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-27 16:21:26 UTC

Tags:

ip-check rat quasar remote

Link:

https://app.any.run/tasks/0da220ff-112c-4d5f-bc4f-950f0588694f

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/95514/

Detection(s):

Win.Malware.Generic-6623004-0

Win.Packed.Generic-9829635-0

Win.Packed.Generic-9830106-0

Win.Packed.QuasarRAT-10012744-0

Win.Trojan.Generic-6295765-0

Win.Trojan.Generic-9829636-0

YARA.CAPE_Quasarrat.UNOFFICIAL

YARA.SIGNATURE_BASE_MAL_Quasarrat_May19_1.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ae0b48f49621540087bf163

Tags:

dropper quasar packed trojan

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm base64 byteguard crypto fingerprint infostealer keylogger lolbin obfuscated obfuscated packed quasarrat rat reconnaissance remoteaccesstool runonce schtasks stealer vbnet

Link:

https://www.filescan.io/uploads/6ae0b62a440a2f48d6ea0bb0/reports/e86b1ce0-7ed2-4216-bb8d-4f0f3fef36c4/overview

Verdict:

Malicious

Labled as:

Adware.Tedy.Generic

Link:

https://www.hybrid-analysis.com/sample/bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-10-27T12:36:00Z UTC

Last seen:

2026-10-29T11:52:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6/results?tab=lookup

Malware family:

Quasar RAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e91d4597-0417-4fd0-8bfd-747be8c4fd78

Result

Threat name:

Quasar, XRat

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1992895

Signature

Antivirus / Scanner detection for submitted sample

Detected Quasar RAT

Found malware configuration

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

Installs a global keyboard hook

Joe Sandbox ML detected suspicious sample

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

Yara detected Quasar RAT

Yara detected XRat

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6

Verdict:

QuasarRat

YARA:

16 match(es)

Tags:

.Net Executable Malicious Managed .NET PE (Portable Executable) PE File Layout QuasarRat RAT SOS: 0.61 Win 32 Exe x86

Malware Config

C2 Extraction:

PORT: 1604
CNC: 85.121.5.9

Link:

https://app.malva.re/file/4dfaee309a8515c5531855ae8184fc71

Detection:

quasar

Link:

https://mwdb.cert.pl/sample/bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6/

Threat name:

ByteCode-MSIL.Backdoor.Quasar

Status:

Malicious

First seen:

2026-10-27 14:25:59 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

33 of 38 (86.84%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xuu3qedp7xpjh4rwor2s5s54cq5vxexkprxyliwoxqbt3pu6vpta._file

Verdict:

malicious

Label(s):

QuasarRAT

Link:

https://reports.threatray.com/8a7503dc-7bbc-4f26-9b3f-af254b7dcef7

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar botnet:office04 discovery spyware trojan

Link:

https://tria.ge/reports/261027-rr1l8svscy/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Reads the TCP/IP host and domain name from the registry

System Location Discovery: System Language Discovery

Looks up external IP address via web service

Family: Quasar RAT

Quasar payload

Malware Config

C2 Extraction:

85.121.5.9:1604

Unpacked files

SH256 hash:

bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6

MD5 hash:

4dfaee309a8515c5531855ae8184fc71

SHA1 hash:

48a459dd899592afc0dec343d88ca7d85ffcc909

Detections:

QuasarRAT

CN_disclosed_20180208_KeyLogger_1

cn_utf8_windows_terminal

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_GENInfoStealer

MAL_QuasarRAT_May19_1

malware_windows_xrat_quasarrat

MALWARE_Win_QuasarRAT

Quasar

Quasar_RAT_1

Quasar_RAT_2

Vermin_Keylogger_Jan18_1

win_quasar_rat_client

win_quasarrat_j1

xRAT_1

Link:

https://www.unpac.me/results/0dc03225-9e12-41ed-a081-1b6f48491fac/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/bd29b8106ffd/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/bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6

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:	CN_disclosed_20180208_KeyLogger_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects malware from disclosed CN malware set
Reference:	https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details

Rule name:	CN_disclosed_20180208_KeyLogger_1_RID3227 Create hunting rule
Author:	Florian Roth
Description:	Detects malware from disclosed CN malware set
Reference:	https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details

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:	HUNT_NET_Loader_ImagePixel_To_AssemblyLoad Create hunting rule
Author:	Anish Bogati
Description:	Hunting: .NET loader that reads pixel data from an embedded image, loads it as a .NET assembly, and runs it via reflection or late binding. Catches bitmap-steganography loaders.

Rule name:	implant_win_quasarrat Create hunting rule
Author:	Sekoia.io
Description:	Detect QuasarRAT (reted from samples 2023-03)
Reference:	https://blog.alyac.co.kr/5103

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:	malware_Quasar_strings Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect QuasarRAT in memory

Rule name:	MALWARE_Win_QuasarRAT Create hunting rule
Author:	ditekSHen
Description:	QuasarRAT payload

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 Create hunting rule
Description:	Detects QuasarRAT malware

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:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (https://www.lukeacha.com)
Description:	Generic detection for multiple RAT families, PUPs, packers and suspicious executables. NOTE: This rule may produce false positives. Updated May 2026 to reduce False Positives.

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:	Quasar Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect QuasarRAT in memory

Rule name:	quasarrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	QuasarRAT Create hunting rule
Author:	ditekshen
Description:	QuasarRAT payload

Rule name:	quasarrat_kingrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	Quasar_RAT_1 Create hunting rule
Author:	@SOCRadar
Description:	Detects Quasar RAT

Rule name:	Quasar_RAT_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Quasar RAT
Reference:	https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf

Rule name:	Quasar_RAT_1_RID2B54 Create hunting rule
Author:	Florian Roth
Description:	Detects Quasar RAT
Reference:	https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf

Rule name:	Quasar_RAT_2 Create hunting rule
Description:	Detects Quasar RAT

Rule name:	Quasar_RAT_2 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Quasar RAT
Reference:	https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf

Rule name:	Quasar_RAT_2_RID2B55 Create hunting rule
Author:	Florian Roth
Description:	Detects Quasar RAT
Reference:	https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf

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:	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.

Rule name:	Vermin_Keylogger_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Vermin Keylogger
Reference:	https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/

Rule name:	Windows_Trojan_Quasarrat_e52df647 Create hunting rule
Author:	Elastic Security

Rule name:	WIN_Malware_Derialock_ForgeAuto_3127f957_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Derialock (pe, etat extrait)

Rule name:	WIN_Malware_XWorm_ForgeAuto_6b06c990_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects XWorm (pe, etat extrait)

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

Rule name:	xRAT_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Patchwork malware
Reference:	https://goo.gl/Pg3P4W

Rule name:	xRAT_1_RID2900 Create hunting rule
Author:	Florian Roth
Description:	Detects Patchwork malware
Reference:	https://goo.gl/Pg3P4W

File information

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

Web download

QuasarRAT

exe bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/4036066/

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/95514/

Comments

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Jeff Archer commented on 2026-10-27 14:30:48 UTC

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

{
"sha256": "bd29b8106ffdde93f23674752ecbbc143b5b92ea7c6f85a2cebc033dbe9eabe6",
"yara_possible_family": "quasarrat",
"key": "dc9bf26d0af14a61627c08f44442e043",
"salt": "bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941",
"config": {
"obfuscated_key_1": "1.3.0.0",
"obfuscated_key_2": "85.121.5.9:1604;",
"obfuscated_key_3": 3000,
"obfuscated_key_4": "1WvgEMPjdwfqIMeM9MclyQ==",
"obfuscated_key_5": "NcFtjbDOcsw7Evd3coMC0y4koy/SRZGydhNmno81ZOWOvdfg7sv0Cj5ad2ROUfX4QMscAIjYJdjrrs41+qcQwg==",
"obfuscated_key_6": "APPLICATIONDATA",
"obfuscated_key_7": "SubDir",
"obfuscated_key_8": "Client.exe",
"obfuscated_key_9": false,
"obfuscated_key_10": false,
"obfuscated_key_11": "QSR_MUTEX_XzZ2Z3u9qZDMKak6tj",
"obfuscated_key_12": "Quasar Client Startup",
"obfuscated_key_13": false,
"obfuscated_key_14": true,
"obfuscated_key_15": "zaz5X5BP9QxO4guERqLE",
"obfuscated_key_16": "Office04",
"obfuscated_key_17": "Logs",
"obfuscated_key_18": false,
"obfuscated_key_19": false
}
}