MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743. 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

PureRAT

Vendor detections: 19

Intelligence 19 IOCs YARA 32 File information Comments 1

SHA256 hash:	a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743
SHA3-384 hash:	a77300acadbe596493665eaf4ded489cd235622c33f4cee10575db0f68a20270163be67a523033e59c58c455909239ed
SHA1 hash:	4e4a0dffc782a9fbece9de231413800495cca3ac
MD5 hash:	b0aa5b2850e7ccb9d79fb2d3ec351a9f
humanhash:	ten-alabama-muppet-edward
File name:	file
Download:	download sample
Signature	PureRAT Create hunting rule
File size:	422'912 bytes
First seen:	2026-08-26 16:22:09 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'199 x AgentTesla, 20'363 x Formbook, 12'365 x SnakeKeylogger)
ssdeep	6144:6omEjkzQT1TVNJVnSzDBldIT0vP/Vnb0+uWNuEMFysW7YA2RWHd05sqlGQ:X1TVV1SdIQvPC8sW7N2RWHS+IGQ
TLSH	T1DA947D1467E8965EE6EF07BEA4310E1187B0FC6A761AF387056C51BDAC173814F81BA3
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	Bitsight
Tags:	d52f85 dropped-by-amadey exe PureRAT

Bitsight

url: http://62.60.226.140/files/8827821417/u3KZyzs.exe

Intelligence

File Origin

# of uploads :

# of downloads :

191

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

QuasarRAT

Details

Link:

https://research.acce.ciphertechsolutions.com/results/a5fd6af7-1182-44a4-a846-69ac30d10777/

Malware family:

quasar

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-08-26 16:27:51 UTC

Tags:

auto-reg uac ip-check evasion auto-sch rat quasar remote

Link:

https://app.any.run/tasks/71c2b1e4-ad2c-4ad7-a01f-c7f56e5ed05a

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/82906/

Detection(s):

Win.Packed.Msilzilla-9952790-0

Win.Packed.Msilzilla-9955952-0

Win.Dropper.QuasarRAT-10007608-0

YARA.CAPE_Quasarrat.UNOFFICIAL

YARA.SIGNATURE_BASE_MAL_Quasarrat_May19_1.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Using the Windows Management Instrumentation requests

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

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 process with a hidden window

Creating a file

Setting a keyboard event handler

Creating a window

Sending a custom TCP request

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Unauthorized injection to a recently created process

Enabling autorun by creating a file

Adding an exclusion to Microsoft Defender

Changing the hosts file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm base64 byteguard cmd fingerprint keylogger lolbin obfuscated obfuscated packed quasarrat quasarrat rat reconnaissance remoteaccesstool runonce schtasks

Link:

https://www.filescan.io/uploads/6a8f12b7a05fea7178963006/reports/b2999323-5a32-4970-bdb1-c378928ced19/overview

Verdict:

Malicious

Labled as:

Malware.SVoQw.Generic

Link:

https://www.hybrid-analysis.com/sample/a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-08-26T14:12:00Z UTC

Last seen:

2026-08-26T16:47:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743/results?tab=lookup

Malware family:

Quasar RAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/1e57180f-6a64-4999-a4fd-890ed520588b

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743

Verdict:

QuasarRat

YARA:

17 match(es)

Tags:

.Net Executable Malicious Managed .NET PE (Portable Executable) PE File Layout QuasarRat RAT SOS: 0.65 Win 32 Exe x86

Malware Config

C2 Extraction:

PORT: 443
CNC: c2.ethanremote.co.uk

Link:

https://app.malva.re/file/b0aa5b2850e7ccb9d79fb2d3ec351a9f

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743/

Threat name:

Win32.Backdoor.Quasar

Status:

Malicious

First seen:

2026-08-26 16:22:18 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

27 of 36 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=uy6p7r4o5ioaaszok3xvvzsxgzrdo224n3eoxoxpe7fmoncpy5bq._file

Verdict:

malicious

Label(s):

QuasarRAT

Link:

https://reports.threatray.com/4b725f60-07d6-458e-b89c-0900dde46e00

Result

Malware family:

quasar

Score:

10/10

Tags:

family:quasar botnet:office04 discovery execution persistence spyware trojan

Link:

https://tria.ge/reports/260826-tvbtdsgj71/

Behaviour

Gathers network information

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Command and Scripting Interpreter: PowerShell

Drops file in Drivers directory

Family: Quasar RAT

Quasar payload

Malware Config

C2 Extraction:

c2.ethanremote.co.uk:443

Unpacked files

SH256 hash:

a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743

MD5 hash:

b0aa5b2850e7ccb9d79fb2d3ec351a9f

SHA1 hash:

4e4a0dffc782a9fbece9de231413800495cca3ac

Detections:

QuasarRAT

Link:

https://www.unpac.me/results/c24f7885-6d08-4494-851f-e8ea68a382f0/

Malware family:

QuasarRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a63cffc78eea/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/a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743

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:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

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:	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:	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:	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:	ditekshen
Description:	QuasarRAT payload

Rule name:	quasarrat Create hunting rule
Author:	jeFF0Falltrades

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:	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:	virustotal Create hunting rule
Author:	Tracel

Rule name:	Windows_Trojan_Quasarrat_e52df647 Create hunting rule
Author:	Elastic Security

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

PureRAT

exe a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/82906/

Comments

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commented on 2026-08-26 16:26:02 UTC

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

{
"sha256": "a63cffc78eea1c004b2e56ef5ae6573662376b5c6ec8ebbaef27cac7344fc743",
"yara_possible_family": "quasarrat",
"key": "59dd18b70ffaa10f3080002c9949506f",
"salt": "bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941",
"config": {
"obfuscated_key_1": "3.1.5",
"obfuscated_key_2": "c2.ethanremote.co.uk:443;",
"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": true,
"obfuscated_key_10": true,
"obfuscated_key_11": "$Sxr-qQ88NOzcxUD13luvXs",
"obfuscated_key_12": "windowsHelthstrane",
"obfuscated_key_13": true,
"obfuscated_key_14": true,
"obfuscated_key_15": "mqTxiAnCF8otcIMwMHej",
"obfuscated_key_16": "Office04",
"obfuscated_key_17": "Logs",
"obfuscated_key_18": true,
"obfuscated_key_19": true
}
}