MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c. 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

PureHVNC

Vendor detections: 15

Intelligence 15 IOCs YARA 10 File information Comments

SHA256 hash:	fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c
SHA3-384 hash:	06d43d25ba8fb49e8d32201a647f183602161b818ed7899c2fa8fbc23cc24b68c04b8317317a32e1bc5ef3370cecfb6c
SHA1 hash:	a1889718e059d6fc2f2281288bd074ff2de915d6
MD5 hash:	cb68d054fc08f146bb8c1332d1c16d1c
humanhash:	item-summer-table-echo
File name:	file
Download:	download sample
Signature	PureHVNC Create hunting rule
File size:	809'472 bytes
First seen:	2026-03-20 23:58:48 UTC
Last seen:	2026-03-22 00:09:37 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	ea99bb4db84d6b4e393fc3023853ac82 (1 x PureHVNC)
ssdeep	12288:rr2WpIalXDD97GLqDhXcHOCBW0qG9aGUAB15y1cr3jmkWm:raehlXP9CQXcHjoeCAb5y1crThr
Threatray	167 similar samples on MalwareBazaar
TLSH	T16C05122ABA5454BEE51BC07CC3A58572AB7170CB0F32A9EF026111343E9A6F61F3D275
TrID	33.1% (.EXE) Win64 Executable (generic) (6522/11/2) 25.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.4% (.ICL) Windows Icons Library (generic) (2059/9) 10.3% (.EXE) OS/2 Executable (generic) (2029/13) 10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	Bitsight
Tags:	dropped-by-amadey exe fbf543 PureHVNC RustyStealer

Bitsight

url: http://158.94.208.7/files/8434554557/X8cqVrA.exe

Intelligence

File Origin

# of uploads :

# of downloads :

167

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

_fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c.exe

Verdict:

Malicious activity

Analysis date:

2026-03-21 00:03:23 UTC

Tags:

donutloader loader netreactor purehvnc rust

Link:

https://app.any.run/tasks/4567fba4-4461-4daf-b7a4-65c01461c186

Note:

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

Gathering data

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.77644482.UNOFFICIAL

Verdict:

Malicious

Score:

91.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69bddf5788c80c01586c9d66

Tags:

virus remo

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Connection attempt

Sending a custom TCP request

Using the Windows Management Instrumentation requests

DNS request

Reading critical registry keys

Creating a file

Stealing user critical data

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-debug anti-vm crypt packed rust

Link:

https://www.filescan.io/uploads/69bddf532000fc76c3f24fda/reports/6f816ba2-5f29-4b51-a6ab-ed5a3c789fdd/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c

Verdict:

Malicious

File Type:

exe x64

Detections:

Trojan.Win32.Agentb.tqiq

Link:

https://opentip.kaspersky.com/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e176e853-ac24-4e80-ab3e-807b9c6af306

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c/

Verdict:

Malicious

Threat:

Family.DONUTLOADER

Link:

https://tip.neiki.dev/file/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c

Threat name:

Win64.Spyware.Rustystealer

Status:

Suspicious

First seen:

2026-03-20 23:59:22 UTC

File Type:

PE+ (Exe)

AV detection:

11 of 24 (45.83%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7tn5mhwnpb5useoxt3333pf7y6h4stcby2galxbrrwrrp2jfogga._file

Verdict:

malicious

Label(s):

donutloader

PureHVNC

a3fc74d3fd484bc6bc76e36306f375c8f8d8374a70165e18ff46d6753d6c9791

PureHVNC

db1abdb2326eb2fd6153ba84f27b20d3ee1ca53a64df1776b3c820aef340de61

PureHVNC

error

PureHVNC

+ 157 additional samples on MalwareBazaar

Result

Malware family:

donutloader

Score:

10/10

Tags:

family:donutloader collection discovery loader spyware stealer

Link:

https://tria.ge/reports/260320-31tqtsft3r/

Behaviour

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Browser Information Discovery

System Time Discovery

Drops file in Windows directory

Accesses Microsoft Outlook profiles

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Detects DonutLoader

DonutLoader

Donutloader family

Unpacked files

SH256 hash:

fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c

MD5 hash:

cb68d054fc08f146bb8c1332d1c16d1c

SHA1 hash:

a1889718e059d6fc2f2281288bd074ff2de915d6

Link:

https://www.unpac.me/results/101f6c67-20fd-4e0a-99e1-8bf07379084e/

Malware family:

ResolverRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/fcdbd61ecd78/report/overview.html

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/fcdbd61ecd787b4911d79ef7bdbcbfc78fc94c41c68c05dc318da317e925718c

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:	Check_Debugger Create hunting rule

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

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

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:	ProgramLanguage_Rust Create hunting rule
Author:	albertzsigovits
Description:	Application written in Rust programming language

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

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:	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.