MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3. 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: 6

Intelligence 6 IOCs YARA 14 File information Comments

SHA256 hash:	7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3
SHA3-384 hash:	b552c4a170faf4fb68f6e5a41ee819d88d04803a96fa05516dc0a8c967378a201f2956e31cef644ac724d8c3f69a45c3
SHA1 hash:	3b00f51e00d8e10bf513414a13a4da96c4abfc32
MD5 hash:	d62d4b7811e37ce789b40ff9343e3458
humanhash:	undress-eight-blossom-georgia
File name:	quartzline.exe
Download:	download sample
Signature	CLOUDHAZE Create hunting rule
File size:	7'892'512 bytes
First seen:	2026-10-08 22:06:27 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	e2af0eaf9f3adfecfc89acd422170d75 (1 x CLOUDHAZE)
ssdeep	49152:VXsfP8X/Zc1A2CBRfj0avlzCWyeymk1S43Q9gp5COL9ZBba+lgwH1OHPBeEeYOJH:GpQIEaep46gfnbJ1OZeENeuM++Dgh
TLSH	T195868DA2F15495AAD12EC43DC357F12AE1323C958722A1EBB794B7101FB2BC02B7D719
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	6096962b2b969660 (1 x CLOUDHAZE)
Reporter	Anonymous
Tags:	CLOUDHAZE exe infostealer PinkHugeSearch signed

Code Signing Certificate

Organisation:	Guangzhou Guoying Communication Technology Co., Ltd.
Issuer:	Sectigo Public Code Signing CA EV R36
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-04-01T00:00:00Z
Valid to:	2027-04-01T23:59:59Z
Serial number:	1b56cb4e99fb9444645a1ce7ffc0a46b
Thumbprint Algorithm:	SHA256
Thumbprint:	ea277be59f1f1854b1bedba0439a011fcfb0a23d90dbb8a99f5ae87512a17470
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Anonymous

Classified as CLOUDHAZE by Mandiant - Rust based stealer masquerading as a document reader app.
quartzline.exe - was associated with a PinkHugeSearch browser hijack

Intelligence

File Origin

# of uploads :

# of downloads :

276

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

quartzline.exe

Verdict:

No threats detected

Analysis date:

2026-09-24 12:10:30 UTC

Tags:

external-template

Link:

https://app.any.run/tasks/5eee965f-a490-4476-bf0d-06b8fa3b6f6e

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/91184/

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad083236f551121ba15d939

Tags:

applicunwnt injection obfusc

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Creating a file

DNS request

Сreating synchronization primitives

Searching for synchronization primitives

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug crypto fingerprint keylogger microsoft_visual_cc reconnaissance signed

Link:

https://www.filescan.io/uploads/6ac81412afe2c958e326f830/reports/1ec0be65-f831-4edd-85bb-5c45c6e91d10/overview

Verdict:

Suspicious

Labled as:

ApplicUnwnt

Link:

https://www.hybrid-analysis.com/sample/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3

Verdict:

Unknown

File Type:

exe x64

First seen:

2026-07-24T21:47:00Z UTC

Last seen:

2026-10-10T09:13:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/1983f86c-8910-44dd-9832-041f4725284d

Result

Threat name:

n/a

Detection:

suspicious

Classification:

n/a

Score:

24 / 100

Link:

https://www.joesandbox.com/analysis/1984240

Signature

Found detection on Joe Sandbox Cloud Basic

Behaviour

Behavior Graph:

n/a

Score:

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3

Verdict:

inconclusive

YARA:

5 match(es)

Tags:

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

Link:

https://app.malva.re/file/d62d4b7811e37ce789b40ff9343e3458

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=p4o3gnh5gmbm7gg5jl65634q5ghcuslp47ugx4mdfoe5alz5opbq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/261008-11qm3axt8n/

Behaviour

Suspicious use of FindShellTrayWindow

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

Unpacked files

SH256 hash:

7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3

MD5 hash:

d62d4b7811e37ce789b40ff9343e3458

SHA1 hash:

3b00f51e00d8e10bf513414a13a4da96c4abfc32

Link:

https://www.unpac.me/results/4fcd00c5-7d91-4d27-9f38-19775d034fe3/

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

Threat name:

Malicious File

Score:

0.99

Link:

https://yomi.yoroi.company/submissions/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3

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:	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:	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__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_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks

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)

Rule name:	WIN_Malware_Unknown_ForgeAuto_92a28498 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

File information

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

Link

https://www.virustotal.com/gui/file/7f1db334fd3302cf98dd4afddf6f90e98e2a496fe7e86bf1832b89d02f3d73c3

Cape

https://www.capesandbox.com/analysis/91184/

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