MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074. 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

CLOUDHAZE

Vendor detections: 4

Intelligence 4 IOCs YARA 12 File information Comments

SHA256 hash:	683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074
SHA3-384 hash:	a69f078e5c4472c488145dab14d9eccd0b633ac9c6deb88b217385c389ddaf0abe7ed010d2c725244271bf42fb30f13b
SHA1 hash:	b759c9d4d1309f3c442a4471cad09711a74bea31
MD5 hash:	24b441f6ebcb14058d7e9006d5be4285
humanhash:	washington-solar-fillet-kitten
File name:	683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074
Download:	download sample
Signature	CLOUDHAZE Create hunting rule
File size:	4'971'320 bytes
First seen:	2026-10-24 12:00:00 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	c95ea9fdb739276111008b27a9c625f3 (2 x CLOUDHAZE)
ssdeep	49152:rlNZh4ts9Z+yTlIjqaAnyRg8G3EM2YCCXF4kCjNw4WVGgVT+:TZdjvH4g8vCXFZcw4mVS
TLSH	T141367BB09A59A6D7EA29C43EC182F019C5653CA8D322D0FFB469F7A524737C0243DB6D
TrID	51.9% (.EXE) Win64 Executable (generic) (6522/11/2) 16.1% (.EXE) OS/2 Executable (generic) (2029/13) 15.9% (.EXE) Generic Win/DOS Executable (2002/3) 15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
dhash icon	0048480e4b2b3344 (2 x CLOUDHAZE)
Reporter	Anonymous
Tags:	CLOUDHAZE exe signed

Code Signing Certificate

Organisation:	TANAGA VENTURES LLC
Issuer:	Microsoft ID Verified CS EOC CA 04
Algorithm:	sha384WithRSAEncryption
Valid from:	2026-08-01T00:07:07Z
Valid to:	2026-08-04T00:07:07Z
Serial number:	330003b9a0291cb60c6158e9c400000003b9a0
Cert Graveyard Blocklist:	This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:	SHA256
Thumbprint:	eedbe36df0fa7de16018931dbfdb3a0a35078dc8cd0ad0145620246b870dd84d
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

186

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

heartstone.exe

Verdict:

No threats detected

Analysis date:

2026-10-23 13:11:54 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/6b31edbe-26a2-4d24-885c-0a2d0dda3de5

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/94352/

Detection(s):

SecuriteInfo.com.Win64.Trojan.Agent.F5M11V.8906.12340.UNOFFICIAL

Verdict:

Clean

Score:

89.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6adc9dfbafb06e650cd8e89c

Tags:

n/a

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Creating a file

DNS request

Connection attempt

Connecting to a non-recommended domain

Gathering data

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074

Verdict:

Unknown

File Type:

exe x64

First seen:

2026-08-03T00:02:00Z UTC

Last seen:

2026-10-15T21:43:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c32b2236-9b9a-434b-bf57-51234208e637

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

48 / 100

Link:

https://www.joesandbox.com/analysis/1990995

Signature

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

18%

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074

Verdict:

inconclusive

YARA:

5 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/24b441f6ebcb14058d7e9006d5be4285

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=na7e7gsoebdvxuxg66ntlz7fuf3ewr5r45khatfm3slra3y7qb2a._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/261024-n6qtsseh64/

Behaviour

Suspicious use of SetWindowsHookEx

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

Unpacked files

SH256 hash:

683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074

MD5 hash:

24b441f6ebcb14058d7e9006d5be4285

SHA1 hash:

b759c9d4d1309f3c442a4471cad09711a74bea31

Link:

https://www.unpac.me/results/de653164-6b5f-4fb4-914e-629be34e5a59/

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/683e4f9a4e20475bd2e6f79b35e7e5a1764b47b1e754704cacdc97106f1f8074

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:	CLOUDHAZE_Kit_RustSlint_20261014 Create hunting rule
Author:	Blackfish Security LLC
Description:	CLOUDHAZE/UNC7072 rebrandable Rust+Slint trojanized-app kit (Paperline/QuartzLine/CAIRA)
Reference:	https://x.com/vxunderground/status/2110222399241126337

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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

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

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

Rule name:	WIN_Malware_Unknown_ForgeAuto_2ffc3572 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_3ee43008 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_4fa7e284_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

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/94352/

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